TY  - BOOK
AU  - Ram, Mahabal
TI  - High yielding varieties of crops / 
SN  - 812040095X
U1  - 631.558 23
PY  - 1980///
CY  - New Delhi
PB  - Oxford & IBH Pub.
KW  - Crop yields
N1  - Includes bibliographies and indexes
ER  -