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Le maïs du futur

Researchers at the University of Wisconsin are developing a variety of corn that can draw nitrogen from the air rather than from the soil. This new corn from natural crosses could one day reduce the use of chemical fertilizers and create an agricultural and environmental revolution, reportsLa semaine verte. Microbiologist Jean-Michel Ané takes us to the experimental fields at the University of Wisconsin in Madison where rare specimens of ancient corn grow.