TY  - BOOK
AU  - Hughes,Harold D.
TI  - Crop production: principles and practice
U1  - Ag13 
PY  - 1930///
KW  - English Literature
N1  - Ag mean  Agriculture Page 512-519 in A-Z Register (Acc. No. Ag1-Ag229) & Page 564-572 (Acc. No. Ag230-Ag469)
ER  -