TY  - BOOK
AU  - Cox,Joseph Frank
AU  - Jackson,Lyman Edson
TI  - Crop management and soil conservation
T2  - Wiley farm series
AV  - SB93 .C8 1948
U1  - 630 
PY  - 1948///]
CY  - New York
PB  - J. Wiley
KW  - Agriculture
KW  - United States
KW  - Soils
KW  - Farm management
KW  - Soil conservation
N1  - "References" at end of each chapter
ER  -