TY  - GEN
AU  - Gupta, O.P.
AU  - Lamba, P.S.
TI  - Modern weed science : in the tropics and sub-tropics
U1  - 632.58 GUP 
CY  - New Delhi, Today & Tomorrow s printers & Publishers
KW  - Weeds - tropics/ weed science/ weed control
ER  -