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CIMMYT Report on wheat improvement 1978
Presentation of Robert D. Havener : the third DG of CIMMYT, part 1
Presentation of Robert D. Havener like the third Director General of CIMMYT
Tierra Blanca : weed control zero tillage
The maize's trainees explain the characteristics and results of the experiment on every plot of maize that has received treatment with some fertilizers.
Insects and weed control treatments at Cañada Rica
The trainees of maize program describe the treatments realized to maize plants for the pest and weed control.
Revisión de programas del CIMMYT 1977
Weed control and zero tillage trials
An analysis about different trials for maize weed control in the plots of the experimental stations in Poza Rica and Cardel.
The Puebla Project : seven years of experience, 1967-1973
CIMMYT Report on wheat improvement 1975
Rainfed wheat yield trial 1975-1976, No. 4