TY  - GEN
AU  - 
AU  - CIMMYT and International Centre for Agricultural Research in the Dry Areas
TI  - 1990-91 CIMMYT World wheat facts and trends: Wheat and barley production in rainfed marginal environments of the developing world
PY  - 1991///
CY  - Mexico
PB  - CIMMYT
KW  - Wheat Production
KW  - Barley Production
KW  - Rainfed
ER  -