TY  - BOOK
AU  - JOSEPH F COX LYMAN E JACKSON
TI  - CROP MANAGEMENT AND SOIL CONSERVATION
U1  - GN 631.4 C 8396 
PY  - 1948///
CY  - LONDON
PB  - JOHN &WILLEY & SONS
KW  - CROP MANAGEMENT AND SOIL CONSERVATION
ER  -