TY  - BOOK
AU  - Wilsie, C. P.
TI  - Crop adaptation and distribution
AV  - S439.W5 
PY  - 1962///
CY  - San Francisco
PB  - W. H. Freeman and Company
KW  - Crops and climate
KW  -  Crop zones,
KW  - Plant ecology
ER  -