Global Wheat Health Alliance launched to shield wheat from advancing disease
The initiative, centered on the dual launch of the “HyBread” project and the Global Wheat Health Alliance (GWHA), represents a coordinated effort by scientists, policymakers, and agricultural leaders to redefine wheat’s resilience through next-generation hybrid breeding and a vast shared portfolio of resistance genes.
GLOBAL – A new international coalition, the Global Wheat Health Alliance (GWHA), is ramping up efforts to strengthen wheat’s disease resistance, with a focus on fast‑evolving fungal threats in South Asia and East Africa.
The Global Wheat Health Alliance (GWHA) will work to protect wheat from diseases in South Asia and East Africa using gene discovery, field testing, and pre-emptive breeding.
Co-led by the International Maize and Wheat Improvement Centre (CIMMYT) and Cornell University, the GWHA is a partnership within the HyBread initiative to move resistance from research into breeding pipelines and, ultimately, into farmers’ fields.
Wheat is the world’s second most widely cultivated crop, grown on more than 220 million hectares and serving as a staple food for billions of people.
About one quarter of the world’s wheat-growing area is in South Asia and East Africa, where roughly 170 million tons are produced each year.
In these regions, rapidly evolving fungal diseases, including stem rust, yellow rust, wheat blast, and Fusarium head blight, are threatening improved varieties and breeding populations, placing decades of agricultural progress at risk.
Field-testing sites in Kenya, Mexico, Bolivia, Bangladesh, and Ethiopia will evaluate thousands of wheat lines under high disease pressure, while research partners contribute resistance genes, gene-editing mutants, and molecular markers to accelerate selection.
The alliance’s scientific structure brings together some of the world’s leading institutions in plant pathology and crop improvement. CIMMYT leads disease screening, breeding, and global germplasm distribution.
The Borlaug Global Rust Initiative (BGRI), housed at Cornell University, provides scientific leadership, coordination, and capacity development. The John Innes Centre and the University of Maryland contribute expertise in gene discovery, mapping, and gene editing.
Over three years, the alliance will generate large-scale disease phenotyping data, deliver wheat lines with stacked resistance to major diseases, and train at least 100 scientists in disease evaluation and resistance breeding.
Dr. Maricelis Acevedo, research professor in Cornell University’s School of Integrative Plant Science and co-leader of the GWHA within HyBread, emphasized the cross-border nature of the challenge, noting that wheat diseases do not respect national boundaries, and neither can the effort to protect the crop.
The GWHA workstream is supported by US$2.7 million from the Gates Foundation and the UK Foreign, Commonwealth and Development Office (FCDO).
The funding signals strong international commitment to safeguarding wheat production in regions where food security remains acutely vulnerable to agricultural disruption.
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