TY  - BOOK
AU  - Martin, John
AU  - Waldren, Richard P
TI  - Principles of Field Crop Production
SN  - 0130259675
U1  - 633 M 363 P 
PY  - 2006///
CY  - New Jersey
PB  - Pearson Prentice Hall
KW  - Field Crop
ER  -