TY  - BOOK
AU  - Delorit,Richard J.
AU  - Greub,Louis J.
AU  - Ahlgren,Henry L.
TI  - Crop production
SN  - 0131947532
PY  - 1984///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Agriculture
KW  - United States
KW  - Field crops
N1  - Includes index
ER  -