TY  - BOOK
AU  - COX,  Joseph F
AU  - JACKSON, Lyman E
TI  - Crop management and soil conservation
U1  - 633+631.459:631.61 
PY  - 1948///
CY  - New York
PB  - John Wiley
KW  - Crop disease control
KW  - Crop management
ER  -