TY  - BOOK
AU  - Duggar,B.M
TI  - Plant Physiology
U1  - Ag39 
PY  - 1930///
CY  - New yorks
PB  - The Macmillan company
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  -