TY  - GEN
AU  - Crafts, Alden S
AU  - Robbins, Wilfred W
TI  - Weed control: a text book and manual
U1  - 632.  954 CRA 
CY  - Newdelhi, Tata mc graw - hill publishing company limited
KW  - Weeds-biological control/weeds-chemical control/weeds-herbicides
ER  -