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research: Sustainable agrifood systems

Scientists at NaSARRI to develop iron and zinc bio-fortified sorghum

CIMMYT is collaborating in a major project in Uganda, led by NaSARRI, to fortify sorghum with the essential nutrients iron and zinc to combat malnutrition in East Africa. Over four years, this partnership, which includes universities and research organizations, aims to improve the nutritional value of sorghum for human and livestock consumption using conventional breeding. This effort reflects CIMMYT’s commitment to sustainable agriculture and food security, with a focus on improving crop quality and safety to support healthier communities and livestock.

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Advancing conservation agriculture

A practical demonstration at Jabalpur. (Photo: CIMMYT)

Agriculture feeds the world. Yet traditional cycles of ploughing, planting, and harvesting crop and biomass products is inefficient of labor and other scarce resources and depletes soil health while emitting greenhouse gases that contribute to climate change.

One effort to ameliorate the negative effects of farming is a set of practices referred to as conservation agriculture (CA), based on the principles of minimal mechanical soil disturbance, permanent soil cover with plant material, and crop diversification.

To deliver advanced, high-level instruction on current innovative science around important aspects of cropping and farming system management to scientists from India, Bangladesh, Egypt, and Morocco, the 12th Advanced Conservation Agriculture Course hosted by the Indian Council of Agricultural Research (ICAR), CIMMYT, and the Borlaug Institute for South Asia (BISA) took place in India from December 10 to 24, 2023.

SK Chaudhari, deputy director general for Natural Resource Management, ICAR; HS Jat, director of the Indian Council of Agricultural Research-Indian Institute of Maize Research (ICAR-IIMR); Arun Joshi, country representative for India and BISA managing director, CIMMYT-India; Mahesh K. Gathala, senior systems agronomist and science lead, CIMMYT-Bangladesh; and Alison Laing, agroecologist, CIMMYT-Bangladesh, all attended the opening ceremony at the National Agricultural Science Complex in New Delhi, India.

This CA course integrated scientific advancements and multidisciplinary techniques to sustainably develop agricultural systems, restore natural resources, and improve climate resilience in agriculture throughout Asia and North Africa. It was held at leading research centers throughout India.

SK Chaudhari welcomed delegates to the course and stressed its practical character and efficacy in promoting CA management innovations, as evidenced by the significant achievements and international reputations of many former attendees and resource personnel.

“As climatic variability and change increase, the need to manage agronomic risks grows, and CA is an effective tool for farmers and scientists in both irrigated and rainfed systems,” said Chaudhari.

Twenty rising scientists from such fields as agronomy, soil science, plant protection, agricultural engineering, plant breeding, and extension, took part in the workshop where they gained a better understanding of all aspects of conservation agricultural methods in rainfed and irrigated ecosystems, as well as exposure to wide networks with prominent international scientists. Organizers prioritized the inclusion of female scientists, who made up 40% of attendees.

The workshop empowered participants to act as conservation agriculture ambassadors and champions of modern, novel agronomic methods when they return to their home institutions.

Rajbir Singh, ICAR assistant director general for Natural Resource Management, and ML Jat, global research program director of Resilient Farm and Food Systems, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) provided keynote addresses at the closing ceremony, held at the ICAR-Central Soil Salinity Research Institute in Karnal, Haryana, India.

CIMMYT joins global efforts to curb greenhouse emissions and strengthen food systems

The 2023 UN Climate Change Conference (COP 28) took place from November 30 to December 12, 2023, in Dubai, UAE. The conference arrived at a critical moment when over 600 million people face chronic hunger, and global temperatures continue to rise at alarming rates. CIMMYT researchers advocated for action into agriculture’s mitigating role in climate change, increasing crop diversity, and bringing the tenets of sustainability and regenerative agroecological production systems to a greater number of farmers.

Directly addressing the needs of farmers, CIMMYT proposed the creation of an advanced data management system, training, and protocols for spreading extension innovations such as digital approaches and agronomic recommendations to farmers via handheld devices to harmonize the scaling in Africa of regenerative agriculture—diverse practices whose outcomes include better productivity and environmental quality, economic feasibility, social inclusivity, and nutritional security.

CIMMYT presented research showing that in times of fertilizer shortages, targeting nitrogen supplies from inorganic and organic sources to farms with minimal access to nitrogen inputs can improve nitrogen-use efficiency and helps maintain crop yields while limiting harm from excesses in fertilizer use. Examining how food production is driving climate change, CIMMYT promoted ways to lessen climate shocks, especially for smallholder farmers who inordinately suffer the effects of climate change, including rising temperatures and extended droughts. Improved, climate-resilient crop varieties constitute a key adaptation. Boosting farmer productivity and profits is a vital part of improving rural livelihoods in Africa, Asia, and Latin America.

When asked about CIMMYT’s contribution to COP 28, Bram Govaerts, CIMMYT’s director general, highlighted the inclusion of agriculture in the COP28 UAE Declaration on Sustainable Agriculture, Resilient Food Systems, and Climate Action as part of various potential solutions for climate change, an effort that CIMMYT supported through advocacy with leaders and government officials.

“Our participation addressed some of the pressure points which led to this significant recognition. It further cleared our role as an active contributor to discussions surrounding the future of food and crop science,” said Govaerts.

Unlocking the potential of crop genetic diversity

“The diversity stored in today’s gene banks contains the potential to unlock genes that can withstand drought and warmer temperatures,” said Sarah Hearne, CIMMYT’s director of Genetic Resources at a side-event: Crop diversity for climate change adaptation and mitigation contributing to resilient and nature positive futures for farmers globally.

Sarah Hearne presents on the potential of crop diversity to help combat climate change impacts on agrifood systems. (Photo: Food Pavilion/COP 28)

Hearne explained the process that characterizes plant DNA to identify the ideal, climate-adaptable breeding traits. This classification system also opens the door for genetic modeling, which can predict key traits for tomorrow’s climatic and environmental conditions.

“Our thinking must shift from thinking of gene banks to banks of genes, to make vibrant genetic collections for humanity, opening up genetic insurance for farmers,” said Hearne.

Working towards a food system that works for the environment

With an increased strain on food production, sustainability becomes critical for long-term human and environmental health. Sarah Hearne and Tek Sapkota, agricultural systems and climate change senior scientist, from CIMMYT participated in a panel discussion: Responsible consumption and sustainable production: pathways for climate-friendly food systems. They shared how progress in genetic innovation and fertilizer use can contribute to sustainable consumption and a resilient food system.

Fertilizer use remains highly skewed, with some regions applying more fertilizer than required and others, like sub-Saharan Africa, not having sufficient access, resulting in low crop yields. However, to achieve greater food security, the Global South must produce more food. For that, they need to use more fertilizer. Just because increased fertilizer use will increase greenhouse gases (GHGs) emissions, institutions cannot ask smallholder farmers not to increase fertilizer application. Increased GHGs emission with additional fertilizer application in low-input areas can be counterbalanced by improving Nutrient-Use Efficiency (NUE) in high-output areas thereby decreasing GHGs emissions. This way, we can increase global food production by 30% ca with the current level of fertilizer consumption.

Tek Sapkota speaks on how sustainable and efficient fertilizer use can contribute to a resilient food system. (Photo: Food Pavilion/COP 28)

“This issue needs to be considered through a holistic lens. We need to scale-up already proven technologies using digital extensions and living labs and linking farmers with markets,” said Sapkota.

On breeding climate-resilient seeds, Hearne addressed whether farmers are accepting new seeds and how to ensure their maximum adoption. Hearne detailed the partnership with CGIAR and NARS and the numerous technologies advancing the selection of ideal breeding traits, considering shortened breeding cycles, and responding to local needs such as heat or flood tolerance, and traditional preferences.

“Drought-tolerant maize, developed by CIMMYT and the International Institute of Tropical Agriculture (IITA), has benefited over 8 million households in sub-Saharan Africa, which proves that farmers are increasingly receptive to improved seeds. With a better selection of appropriate traits, we can further develop and distribute without yield penalties,” said Hearne.

Regenerative and agroecological production systems

Researchers have studied regenerative and agroecological production systems for decades, with new and old research informing current debates. These systems restore and maintain ecosystems, improving resource use efficiency, strengthening resilience, and increasing self-sufficiency. In his keynote presentation, Sapkota presented 3 examples of regenerative agriculture and agroecological systems:  conservation agriculture, cropping system diversification and site-specific nutrient management and their impact on food production, climate change adaptation and mitigation.

“As the science continues to develop, we need to harness digital capacity to co-create sustainable solutions alongside local, indigenous knowledge,” said Sapkota. “While we should continue research and innovation on cutting-edge science and technologies, we should also invest in knowledge sharing networks to spread access to this research; communication is fundamental for further adoption of these practices.”

Alison Laing

Alison Laing is the CIMMYT lead for CSISA India, and leads bilateral and Initiative-funded projects in South and Southeast Asia. She works with farmers and researchers in South and Southeast Asia to sustainably improve cropping and farming system productivity, profitability and resilience.

Alison firmly believes in participatory, multi-disciplinary research and in combining practical field-trial based research with robust modelling to examine likely long-term outcomes of different management approaches.

Advanced training on conservation agriculture focuses on creating sustainable agronomic systems

CIMMYT-BISA-ICAR organized a two-week training program on conservation agriculture (CA) to demonstrate how CA can be a sustainable farming method and an effective tool for farmers and scientists in both irrigated and rainfed systems to manage agrifood system risks.

Participants engage in various activities during the two-week course. (Photo: Richa Sharma Puri/CIMMYT)

The training was jointly conducted by CIMMYT in collaboration with the Borlaug Institute for South Asia (BISA) and the Indian Council of Agricultural Research – Central Soil Salinity Research Institute (ICAR-CSSRI). It was held at the BISA research facilities in Jabalpur and Ludhiana, India, and ICAR-CSSRI in Karnal, India, from 9 December to 24 December 2023.

Creating resilient agrifood systems

Conservation agriculture is an ecosystem approach to agricultural land management based on three interrelated principles: minimal soil disturbance, permanent soil cover, and crop diversification. It helps farmers boost yields, regenerate natural resources, reduce cultivation costs, and create resilient production systems. This helps protect the environment and enhance livelihoods of rural populations, especially in the Global South.

In this region, the rural population depends on natural resources – land, freshwater, and coastal fisheries – for survival. However, the depletion of soil fertility, scarcity of water resources, exacerbated by environmental pollution and climate change-induced stresses, prove challenging to irrigated and dryland agriculture production systems. This puts agrifood systems in South Asia and Africa under tremendous pressure.

Despite the benefits, farmers face significant barriers to adopting CA practices. Lack of knowledge and skills, limited access to appropriate seeds and equipment, lack of policy support, under-developed value chains, and non-acceptance of the fact that CA can yield better results and long-term benefits often prevents farmers from adopting CA practices. Hence, capacity development is vital for the adaptation and scaling of CA-based technologies among smallholder farmers.

To cater to these needs, an Advanced Course on Conservation Agriculture in Asia – a Gateway for Sustainable and Climate Resilient Agrifood Systems was launched in 2010. Later, it was expanded to North Africa. The course links scientific advances and multidisciplinary approaches for upgrading the skills of participants for sustainable intensification and diversification of production systems, enhancing resilience, and conserving natural resources. Since its inception, this training series has directly benefited about 220 researchers, development personnel, and policymakers from 20 countries.

The 12th edition of the training in India saw mid-career researchers and development officers from Morocco, Egypt, Bangladesh, and India participate. Approximately 40% of the attendees were women.

Highlights from the India training program 

The inaugural session commenced on 9 December 2023 at the NASC Complex in New Delhi, India. Present at the opening ceremony were chief guest S.K. Chaudhari, deputy director general – Natural Resource Management, ICAR; Arun Joshi, CIMMYT regional representative and managing director of BISA; and Mahesh K Gathala, course coordinator, and Alison Laing, agroecologist from CIMMYT in Bangladesh.

During the welcome address, Joshi informed that CIMMYT and BISA are committed to capacity development of national partners around the world. Chaudhari emphasized the effectiveness in facilitating innovations in CA management. “Under increasing climate variability and change, the need to manage agronomic risks is even more significant and CA is an effective tool for farmers and scientists in irrigated and rainfed systems,” he said.

Participants were introduced to the genesis, background, and objectives of the course by Gathala. Resource persons across diverse disciplines informed the participants about innovative and cutting-edge research in all aspects of CA in both irrigated and dryland cropping systems, including advanced agronomy; mechanization; farm, soil, and water interactions; plant protection, health and crop breeding; climate resilience; farming systems simulation and analysis; agribusiness management; women’s empowerment and gender equity; and agricultural extension and out-scaling. Participants also gained practical knowledge and skills at the BISA research stations where extensive trainings were conducted under the guidance of Ravi Gopal Singh, Raj Kumar, and Lalit Sharma, course coordinators. They organized a series of sessions, along with the hands-on training, at the CA experiment farm in the BISA research facilities. Participants also toured 500 acres of farms at each of the locations. They visited farm facilities such as wheat research trials, molecular laboratory, precision nitrogen nutrition facility, seed processing unit, and farm machinery section.

Workshop participants conduct activities with farmers in the field. (Photo: Richa Sharma Puri/CIMMYT)

The group also visited ICAR-CSSRI facilities in Karnal where R.K. Yadav, director, ICAR- CSSRI, welcomed the participants and highlighted the international and national collaboration activities at CSSRI and how long-term experiments on CA are managing and generating science-based evidence to inform policy and capacity building.

Special visits were organized to farm machinery manufacturers in the region to facilitate industry-participant interactions. Participants visited the Landforce factory at Amargarh, a leading manufacturer of all ranges of farm equipment – from seeding to harvesting and processing. This firm is equipped with the latest manufacturing facilities and techniques such as robotic welding, assembling and automated paint. Later, the group visited the National Agroindustry at Ludhiana, a top manufacturer of planters including bed planters, zero till drills, Happy Seeders, pneumatic and precise planters.

Finally, participants were taken to the farmer fields to interact with the farmers and observe the impact first-hand. They met with a progressive farmer group at Karnal who shared their experiences of practicing CA for the last few years. Post these visits and learning sessions, a closing ceremony was organized at CSSRI at Karnal which was chaired by R.K. Yadav and attended by special guests Rajbir Singh, ADG-ICAR and ML Jat, global director RFFS, ICRISAT. “The session on CA machinery was very helpful and carbon credit was an essential part of our learning. We also got an opportunity to exchange our ideas and experiences with researchers from Morocco, Egypt, and Bangladesh. We sincerely thank the organizers for making us confident and technically smart CA personnels,” said a participant from India.

STEM the gap: Scientists reflect on women’s increasing participation and visibility in STEM careers

CIMMYT’s women in science are shaping the future of agriculture. (Photo: CIMMYT)

Much has changed since many CIMMYT scientists attended university. In the past decades, the STEM field was predominantly male, with far less representation from marginalized groups and communities. Challenged by societal prejudices, only a handful of young women pursued STEM subjects, which further influenced career choices made by them, reinforcing the gender gap.

The gender gap in STEM is still significant, but times are changing. “At CIMMYT, we are deeply committed to promoting the voice of youth, marginalized communities, and women to improve the rigor of science for sustainable development. This includes investment in mentorship, learning from champions and pioneers, and appropriate performance assessment guidelines,” said Program Director of CIMMYT’s Sustainable Agrifood Systems, Sieglinde Snapp. “It is a long journey with bumps along the way, but I am proud to be in solidarity with the Global South, where we champion gender and social inclusion every day.”

On International Day of Women and Girls in Science 2024, five CIMMYT scientists who inspire, support, and open doors for many young women and underrepresented groups with their scientific work and pay-it-forward commitment share their motivation behind charting a career in STEM and encourage more young women and make the field more inclusive.

Beyhan Akin, winter wheat breeding lead 

Beyhan Akin stands with wheat plants. (Photo: Beyhan Akin)

Hailing from a farming family, Beyhan Akin was always surrounded by the beauty and potential of agriculture. She wished to contribute to her farming community, so 35 years ago, she joined CIMMYT’s wheat research program. Akin reminisced about her early days, how there were few women scientists, and the realization that if she succeeded, she could motivate more to follow in her footsteps.

“Agriculture science is expanding beyond core crop science with huge potential for interdisciplinary research and innovation. I hope young women students and scientists get the opportunity to pursue and excel in these fields. Increased advocacy and investment—grants, fellowships—at an institutional level is crucial to motivating and supporting the aspirations of women in science,” said Akin. “It might have taken a long time for women scientists like us to be in positions of influence, but I hope we can ensure the path is far less challenging today for these young women pursuing agriculture science/STEM.”

Alison Laing, agroecology specialist

Alison Laing stands with women farmers. (Photo: Alison Laing)

“Search out mentors. Don’t be afraid to either ask for help when you need it or to promote your achievements. And build networks,” advises Alison Laing to young women scientists starting in the field. Based in Bangladesh and working across South and Southeast Asia for over 15 years, Laing hopes that girls have opportunities to choose science education and become women with rewarding careers in fields that interest them, especially in non-traditional STEM disciplines.

Laing remembers how her mentor early in her career, the late John Schiller, a rice agronomist at the International Rice Research Institute (IRRI), encouraged her enthusiasm for learning and research. “He taught me so much about doing research in Southeast Asia, and I am indebted to him for his motivation and support in showing me how rewarding and interesting a scientific career can be.” She hopes other young students and scientists will have such mentors in their lives.

Sabina Tiwari, assistant research associate 

Sabina Tiwari speaks at a NSAF planning meeting. (Photo: Sabina Tiwari)

Fascinated by nature, plants, and how they thrive in diverse environments, Sabina Tiwari’s journey in science led her to become a plant breeder. “The indefinite potential of agriculture to improve lives made me realize how powerful agricultural science can be. This led to the motivation that I could create a positive difference in the world by being part of crop science and technology while working alongside great scientific minds, both men and women. Today, to young girls aspiring to make a difference in the world, I recommend they empower their cause through science and innovations.”

According to Tiwari, mentorship programs, internships, and job-shadowing experiences that helped her career must be extended to young women to gain practical exposure and knowledge of the possibilities in agriculture science.

Mazvita Chiduwa, associate scientist  

Mazvita Chiduwa speaks with a farmer. (Photo: Mazvita Chiduwa)

For Mazvita Chiduwa, a career in agriculture science has been rewarding. “I love the adventure involved in discovery in agriculture. I am inquisitive, and this career allows me to ask questions and seek answers,” said Mazvita.

Chiduwa believes society needs to embrace the participation of women and girls in STEM education and careers and that stereotypes about women not being cut out for STEM, prevalent even today, must be done away with.

To young girls and women aspiring for a career in STEM, Chiduwa says, “Go for it. There is a need for your uniqueness to contribute a wholesome solution to our world’s challenges.”

Luisa Cabrera Soto, research associate  

Luisa Cabrera conducts an analysis at a CIMMYT laboratory. (Photo: CIMMYT)

“A feminine perspective and approach are needed to enrich research,” reminds Luisa Cabrera Soto. “In a society where almost half of the members are female, I hope equity and inclusion will help improve under-representation in STEM.”

According to Cabrera, it is essential that women in science continue to challenge the gender prejudices and stereotypes that still exist. “Don’t let the spark of your curiosity go out. As a food science professional, I can say that there are still discoveries to be made and, through it, the probability of finding innovative solutions to global challenges such as food security.”

Will plants ever fertilize themselves?

Researchers, including Sieg Snapp from CIMMYT, are pioneering crops that fertilize themselves by harnessing atmospheric nitrogen. This revolutionary breakthrough promises to slash synthetic fertilizer use, combat environmental damage, and usher in a new era of sustainable agriculture. A leap towards greener, self-sustaining food production is on the horizon.

Read the full story.

Researchers push for adoption of high-yielding millet varieties in Busia

In Busia, Chris Ojiewo from CIMMYT and partners are spearheading the adoption of high-yielding millet varieties to boost food security and tackle climate change. This initiative aims to equip farmers with quality seeds and modern farming techniques, ensuring the sustainable cultivation of millet, a crop resilient to harsh climates.

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Strengthening resilience in Mutoko farmers through agroecological research

Participants convene with key stakeholders of the RAIZ project. (Photo: CIMMYT)

Mutoko, a semi-arid area located in Mashonaland east of Zimbabwe, is prone to droughts and unpredictable rainfall patterns. In an effort to tackle the challenges faced by local smallholder farmers in the region, partners of the Resilience Building through agroecological intensification in Zimbabwe (RAIZ) project organized a participatory workshop to amplify the project’s mandate and gather feedback from key stakeholders. The workshop at Mutoko brought together diverse participants from the Women Affairs, Youth, and Agriculture ministries from the government of Zimbabwe, local leaders and council, extension officers, students, and farmers from Wards 10 and 8. Attending farmers and stakeholders expressed interest in the project that would enable them to face challenges and improve agricultural practices in Mutoko.

Working towards climate-smart solutions: the RAIZ project

RAIZ is a collaborative effort between CIMMYT, the French Agricultural Research Centre for International Development (CIRAD), and the University of Zimbabwe. The project is funded by the European Union, and it focuses on recognizing the strategic role of agroecological approaches in tackling climate change and enhancing sustainable agriculture in arid areas. Research operations are underway in Mutoko to produce scientific evidence and contribute to agroecology policy.

Agroecology offers climate-smart solutions that help farmers adapt to changing conditions, mitigate greenhouse gas emissions, conserve natural resources, and promote food security and resilience in the face of climate uncertainties. RAIZ implements ‘Living Labs’ which strengthens collaboration between diverse stakeholders, including farmers and scientists, whose collective insights help develop demand-driven solutions.

During the Mutoko workshop, Professor and Systems Agronomist Regis Chikowo provided context of RAIZ and emphasized on its goal of helping build resilience in farmers through sustainable approaches. “The aim is not only to help farmers adapt to climate change but also to enable them to thrive in the face of adversity,” said Chikowo.

Students and farmers work together on a visioning exercise. (Photo: CIMMYT)

Building synergies between research and farmer realities

To bridge the gap between research and farmer realities, six student-researchers of RAIZ are working on various aspects of building farmer resilience based on agroecological principles. Their study areas comprise of weed control, climate-proofing with resilient small grain varieties, indigenous knowledge systems, and soil health among others. One student-researcher, in collaboration with farmers, is conducting research on weed control and its impact on crop yield. In all, they are set to articulate and tackle climate change in Mutoko.

“Through my research in weed control and how it affects yields, we are hosting trials with some farmers. We are putting into effect mulch practices gumbeze ramwari, and assessing how it affects yields. We are then intercropping maize with cowpea so that farmers spend less time fighting off weeds, while promoting crop diversification,” says Juliet Murimwa, a Ph.D. student.

Knowledge and sources of information on when to expect rains and average temperatures are vital for farmers to better plan the entire planting-to-harvesting operations. Recognizing this, research student Rejoice Nyoni is studying the types and usefulness of climate services information accessed by smallholder farmers in RAIZ project sites.

“My research is centered on understanding whether smallholder farmers are getting enough knowledge from available sources, including radio which is more prominent,” says Nyoni. Farmers have long relied on traditional knowledge systems to predict weather patterns and plan farming activities. However, with climate change, some of these traditional knowledge sources are being altered. “This season, I will be joining our farmers in Mutoko to discuss and understand which indigenous knowledge systems they use to gather information about weather patterns. We want to find ways to ensure that such wisdom does not get lost, as generations are slowly moving away from traditional cultures and norms,” she adds.

CIMMYT’s work in RAIZ operational areas supported by graduate students, is also testing the effectiveness of newly availed local commercial organic fertilizers and how they contribute to climate smartness when used along with conservation agriculture practices. CIMMYT is also leading the development of an agroecology handbook, set to be used by extension staff and other development practitioners.

In line with the International Year of Millets in 2023, RAIZ actively promotes the cultivation of small grains to enhance the resilience of local farmers. As part of the project, a student researcher is conducting trials in Mutoko to assess the performance of different small grain varieties in the face of climate change. Farmers in Mutoko’s Ward 10 have started experimenting with small grains and have experienced promising yields. A farmer in Mutoko Ward 10, Mudzengera, shared his positive experience with growing sorghum, “Last year we grew three varieties of sorghum. We really liked the new variety as it was not prone to bird attack. On the other hand, the native variety we usually grow is prone to birds feasting on them. We realized good yields which improved household nutrition. I look forward to another farming season with such trials on sorghum,” he says.

Farmers and students work on a shared vision on the future of agriculture. (Photo: CIMMYT)

A shared vision for a sustainable future

A visioning exercise conducted during the workshop, solicited views from the farmers on how they envision the future of agriculture. The session, facilitated by Isaiah Nyagumbo, senior agronomist at CIMMYT, and marking the initiation of Living Laboratories in the district, started with asking farmers what change and developments they would like to see in their ward after three to four years, with respect to agriculture. The farmers were disaggregated into four groups by gender and ward. The emerging aspirations revolved around the twin goals of safeguarding the environment and enhancing crop yields. Farmers from both wards 10 and 8, expressed a shared desire to improve agricultural marketing infrastructure, agroforestry, and the protection of forests, recognizing the critical role that trees play in mitigating climate change and preserving biodiversity. Mulching, which holds immense potential in conserving soil moisture, and adopting mechanized operations were among other aspirations. Furthermore, the participants expressed interest in cultivating small grains, drought-tolerant maize, use of renewable energy, and leveraging digital platforms.

USAid programme equips rural farmers

With generous support from USAID, CIMMYT, in collaboration with the lead organization World Food Programme and partner organizations SNV, Tree of Life, and MTDC, has significantly enhanced climate resilience in Zimbabwe through the promotion of conservation agriculture practices under the Zambuko Livelihoods Initiative initiated, since 2020.

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Transforming Agriculture: A Day in Cambodia with Wanjiku Guchu

The Excellence in Agronomy Initiative, supported by CGIAR centers including CIMMYT, is driving significant advancements in sustainable farming. Highlighting a case from Cambodia, this initiative exemplifies how innovative agronomy, adapted for climate resilience, is transforming agriculture globally. CIMMYT’s role in this collaborative effort underscores its commitment to sustainable agricultural development and climate change adaptation.

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Researchers gather to reflect on and lead CIMMYT’s Gender Equity and Social Inclusion (GESI) efforts with renewed commitment and partnership

SAS Program Director Sieg Snapp and GESI researchers gather in New Delhi from across CIMMYT – Asia, Africa, and Latin America. (Photo: Adeeth Cariappa/CIMMYT)

“As we look towards 2030, CIMMYT is focused on building inclusive value chains, advancing mechanization, and confronting seed system challenges. We are championing demand-driven technologies and improved agricultural needs,” said Sieglinde Snapp, program director of CIMMYT’s Sustainable Agrifood Systems (SAS) program, highlighting during the discussions the importance of integrating gender perspectives in research. “We are committed to integrating gender perspectives in all these initiatives, recognizing the vital role of women in agriculture and ensuring equitable access to resources and opportunities for all genders,” she added.

Farah Deba Keya presents her study analyzing constraints for women farmers’ active participation in mixed farming systems in Bangladesh. (Photo: CIMMYT)

The one-day meeting on October 13, 2023, in New Delhi, India, hosted under CIMMYT’s SAS program, brought together diverse groups of participants—totaling over ten senior gender researchers working in Africa, Asia, and Latin America, namely Sieg Snapp, Vijesh Krishna, Moti Jaleta, Michael Euler, Angela Meentzen, Monica Fisher—along with a cadre of junior and senior researchers and students collaborating with CIMMYT on gender research. The coming together of these GESI researchers provided a valuable opportunity for collaboration, sharing insights, and strategizing enhanced gender and socially inclusive research-for-development approaches within CIMMYT’s programs.

Monica Fisher, a senior researcher working in Africa, emphasized CIMMYT’s dedication to making gender equality and social inclusion more visible and relevant in agriculture globally. She said, “The significance of GESI research, particularly in bridging the gap between the Global South and the Global North, cannot be overstated. Our objective is to deepen our engagement in these areas.”

The day-long meeting covered various topics, including the dynamics of technology adoption, gender roles in agriculture, and the feminization of Indian agriculture. Discussions underscored the need for increased financial support for GESI research, the importance of addressing disparities in research focus, and the crucial role of intersectionality in agricultural contexts.

A notable segment of the meeting was dedicated to presentations by students on their ongoing research in gender-related topics. These young researchers brought fresh perspectives and innovative ideas, highlighting the evolving nature of gender roles in agriculture and the impact of technology on gender dynamics in various regions. Their contributions underscored the importance of fostering a new generation of researchers committed to gender equity and social inclusion in agricultural development. Hari Krishnan K. S., a student working with CIMMYT opined, “My study, supervised by CIMMYT’s gender researchers, revealed that the concept of masculinities transcends gender, focusing instead on effective farming practices. It highlighted the diverse influences on agricultural decision-making and the varied reactions to technology adoption in Punjab’s agriculture. This reflects the critical role of CIMMYT’s gender-focused research in shaping my approach and understanding as a student in this field.”

Contributing his perspective, Vijesh Krishna, lead researcher working in India, highlighted the need for innovation in research approach. According to him, “To revolutionize GESI research, a shift towards longitudinal data analysis and cross-country data utilization is needed. Building evidence and documenting changes in gender dynamics due to policy and social transformations are essential.” He further encouraged the fostering of in-house capacities to mainstream gender considerations across disciplines, enhancing collaboration, and developing skills for the effective communication of research findings to stakeholders.

Snapp believes that the meeting was not just a gathering of minds but a milestone in CIMMYT’s ongoing journey towards agrifood systems development. “It reaffirms the organization’s commitment to impactful research that acknowledges and addresses the nuances of gender and social dynamics in agriculture, paving the way for a more inclusive and sustainable future in the sector.”

Sieglinde Snapp explains initiatives to support urgent and relevant GESI research and efforts within CIMMYT’s programs (Photo: CIMMYT)

As the meeting concluded, Snapp spoke of the resolve to make GESI efforts urgent and relevant. She proposed three initiatives: firstly, renaming the SAS gender team the “Paula Kantor Gender and Development Centre” to reflect a broader scope and purpose; secondly, establishing a mentorship program to offer career guidance, networking opportunities, and professional development support; and finally, the introduction of a prestigious “Research Excellence in the Field” award in Paula Kantor’s honor.

“These initiatives aim to enhance the impact and recognition of the organization’s gender-focused efforts, promote professional growth, and honor excellence in the field, embodying CIMMYT’s commitment to gender-focused efforts,” she explained.

The meeting minutes are available here.

Zambuko Livelihoods Initiative

Persistent vulnerability to frequent climate-related shocks, exacerbated by the effects of climate change poses a continual threat to the capacity of communities to secure an adequate and nutritious food supply throughout the year. The R4 Rural Resilience Initiative, led by the World Food Programme (WFP), aims to enable vulnerable, smallholder farmers to increase their food security, income, and resilience by managing climate-related risks. Expanding on the success of R4, WFP launched the Zambuko Livelihoods Initiative, a comprehensive program supported by United States Agency for International Development (USAID). This initiative strategically concentrates on fostering social cohesion within communities, advancing crop and livestock production, and facilitating improved access to financial resources.

In a collaborative endeavor, CIMMYT is leading the implementation of the climate-smart agriculture and mechanization components of the Zambuko program, with a specific focus on Masvingo Rural (Ward 15) and Mwenezi (Ward 6) in Zimbabwe. Focused on mitigating the impact of climatic shocks and stresses, the initiative aims to empower local farmers, improve agricultural practices, and foster sustainable livelihoods. This collaborative effort represents a crucial step towards building resilience in the face of climate challenges, offering a holistic approach to enhancing the adaptive capacity of vulnerable communities.

Key objectives

The overall objective is to diversify and strengthen climate-resilient livelihoods, while mitigating household vulnerability to recurring shocks, such as droughts and floods.

CIMMYT oversees interlinked goals which are –

  1. Viable conservation agriculture (CA) and mechanization options are tested and expanded in rural farming communities.
  2. Seed and fodder options are tested and available for wider use by smallholders.
  3. Increased smallholder farmer knowledge and capacity to implement climate-smart agriculture interventions to build resilience.

Soybean rust threatens soybean production in Malawi and Zambia

Healthy soybean fields. (Photo: Peter Setimela/CIMMYT)

Soybeans are a significant source of oil and protein, and soybean demand has been increasing over the last decade in Malawi and Zambia. Soybean contributes to human nutrition, is used in producing animal feed, and fetches a higher price per unit than maize, thus serving as a cash crop for smallholder farmers. These are among the main factors contributing to the growing adoption of soybean among smallholder producers. In addition, soybean is a vital soil-fertility improvement crop used in crop rotations because of its ability to fix atmospheric nitrogen. To a large extent, soybean demand outweighs supply, with the deficit covered by imports.

Soybean production in sub-Saharan Africa is expected to grow by over 2% per annum to meet the increasing demand. However, as production increases, significant challenges caused by diseases, pests, declining soil fertility, and other abiotic factors remain. According to official government statistics, Zambia produces about 450,000 tonnes of soybean per annum, with an estimated annual growth of 14%. According to FAOSTAT, this makes Zambia the second largest soybean producer in the southern African region. Although soybean was traditionally grown by large commercial farmers in Zambia, smallholders now account for over 60% of the total annual soybean production.

Production trends show that smallholder soybean production increased rapidly in the 2015–2016 season, a period that coincided with increased demand from local processing facilities. As smallholder production continued to increase, in 2020, total output by smallholder farmers outpaced that of large-scale farmers for the first time and has remained dominant over the last two seasons (Fig 1). However, soybean yields among smallholder farmers have remained low at around 1 MT/HA.

Figure 1. Soybean production trends by smallholders and large-scale farmers. (Photo: Hambulo Ngoma/Zambia Ministry of Agriculture, Crop Forecast Survey)

Soybean production in the region is threatened by soybean rust caused by the fungus Phakopsora pachyrhizi. The rust became prevalent in Africa in 1996; it was first confirmed in Uganda on experimental plots and subsequently on farmers’ fields throughout the country. Monitoring efforts in the U.S. have saved the soybean industry millions of dollars in fungicide costs due to the availability of accurate disease forecasting based on pathogen surveillance and environmental data.

Soybean rust disease is spread rapidly and easily by wind, and most available varieties grown by farmers are susceptible. The above-normal rainfall during the 2022–2023 season was conducive to the spread of the fungus. A recent survey of over 1,000 farm households shows that 55% and 39% of farmers in Zambia and Malawi, respectively, were affected by soybean rust during the 2022–2023 season. The lack of rust-tolerant varieties makes production expensive for smallholder farmers who cannot afford to purchase fungicides to control the pathogens. It is estimated that soybean rust can cause large yield losses of up to 90%, depending on crop stage and disease severity. Symptoms due to soybean rust infection may be observed at any developmental stage of the plant, but losses are mostly associated with infection from the flowering stage to the pod-filling stage.

Soybean plants affected by soy rust. (Photo: Peter Setimela)

Mitigation measures using resistant or tolerant varieties have been challenging because the fungus mutates very rapidly, creating genetic variability. Although a variety of fungicides effective against soybean rust are available, the use of such fungicides is limited due to the high cost of the product and its application, as well as to environmental concerns. Due to this restricted use of fungicide, an early monitoring system for detecting rust threats for steering fungicide might only be relevant for large-scale producers in eastern and southern Africa. With the massive increase in the area under soybean production, soybean rust is an important disease that cannot be ignored. Host-plant resistance provides a cheaper, more environmentally friendly, and much more sustainable approach for managing soybean rust in smallholder agriculture that characterizes the agricultural landscape of eastern and southern Africa.

To advance the use of rust-tolerant varieties, the Southern Africa Accelerated Innovation Delivery Initiative (AID-I) Rapid Delivery Hub, or MasAgro Africa, is presently concluding surveys to assess farmers’ demand and willingness to pay for rust-tolerant varieties in Malawi and Zambia. The results from this assessment will be valuable to seed companies and last-mile delivery partners to gain a better understanding of what farmers need and to better serve the farmers.  This coming season AID-I will include rust tolerant varieties in the mega-demonstrations to create awareness about new varieties that show some tolerance to rust.

Livestock Production Systems in Zimbabwe (LIPS-Zim)

The livestock sub-sector is one of the most important arms of the agricultural sector, contributing to the livelihoods of 70% of Zimbabwe’s rural population. Sustainable livestock production depends on the maintenance of healthy and productive animals which requires paying particular attention to the problems of both endemic and introduced animal diseases and zoonotic. Climate relevant livestock production practices such as fodder management and conservation, water harvesting, and manure management have been identified as solutions to increasing livestock productivity.

The Livestock Production Systems in Zimbabwe (LIPS-Zim) project, funded by the European Union (EU) focuses on increasing agricultural productivity in Zimbabwe’s semi-arid, agro-ecological regions IV and V. Led by the International Livestock Research Institute (ILRI) and in partnership with CIMMYT, the French Agricultural Research Center for International Development (Cirad) and the University of Zimbabwe (UZ), LIPS-Zim is working in 10 districts of Zimbabwe, i.e. Matabeleland South Province (Beitbridge and Gwanda districts), the parched Matabeleland North Province (Binga, Hwange and Nkayi districts), Midlands (Gokwe North district), Masvingo (Chiredzi and Zaka districts), Manicaland (Buhera district) and Mashonaland East (Mutoko district). LIPS-Zim is conducting research that seeks to increase livestock feed productivity and well as reducing diseases and mortality of livestock.

Main objectives

Core to the project is to increase the adoption of climate-relevant innovations (e.g feeding) in livestock-based production systems and improve the surveillance and control of livestock diseases. CIMMYT’s main thrust in this project is based on the recognition that at least 50% of the arable land area in semi-arid region IV and V of Zimbabwe is still put to maize despite extension recommendations for farmers to grow the more resilient small grains in those regions. Given the above, and to address their food and feed needs, farmers in those regions need drought-tolerant and nutritious maize varieties that are resilient in those dry environments. CIMMYT’s work is thus focusing on testing the feed value of these nutritious and drought tolerant maize varieties when intercropped with various legumes such as mucuna, cowpea, lab-lab and pigeonpea. CIMMYT is also testing the later, along with climate smart production techniques such as conservation agriculture and water harvesting practices.