TY  - PRO
AU  - Wall,P.C.
AU  - Klatt,A.R.
TI  - Characterization of tropical wheat environments:  Identification of production constraints and progress achieved -- Central and South America
U1  - 631.5 
PY  - 1988///
CY  - Mexico, DF (Mexico)
PB  - CIMMYT
KW  - Central America
KW  - Crop yield
KW  - AGROVOC
KW  - Injurious factors
KW  - Microclimate
KW  - South America
KW  - Water balance
KW  - Wheat
ER  -