TY  - BOOK
AU  - Shaw,Lawrence H.
AU  - Durost,Donald Douglas
TI  - The effect of weather and technology on corn yields in the Corn Belt, 1929-62
AV  - HD1751 .A91854 no. 80
PY  - 1965///
CY  - Washington
PB  - U.S. Dept. of Agriculture, Economic Research Service
KW  - Corn
KW  - Middle West
KW  - Crops and climate
N1  - Cover title; Literature cited: p. 21-22
ER  -