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Video
John Stewart in CIMMYT's Toluca station
(CIMMYT, [198-?])
Video
Experimento básico de fertilizantes
(CIMMYT, [1979])
Video
Evaluating borer damage
(CIMMYT, [1977])
Video
Samples of maize plants and their diseases: part 1
(CIMMYT, [1980])
Video
CIMMYT Wheat Training Program
(CIMMYT, [197-?])
Video
Video
Weed control and zero tillage trials
(CIMMYT, 1979)
Video
Talking about barley and slats in crossing
(CIMMYT, 1979)
Video
Barley, triticale and wheat varities: interview to farmers
(CIMMYT, [197-?])