Norman Borlaug (fourth right) in the field showing a plot of Sonora-64, one of the semi-dwarf, high-yield, disease-resistant varieties that was key to the Green Revolution, to a group of young international trainees, at what is now CIMMYT’s CENEB station (Campo Experimental Norman E. Borlaug, or The Norman E. Borlaug Experiment Station), near Ciudad Obregón, Sonora, northern Mexico.
Photo credit: CIMMYT.