TY  - GEN
AU  - GUPTA, O P
TI  - AQUATIC WEED MANAGEMENT: A TEXTBOOK AND MANUAL
U1  - 632.5 GUP/AQ 
CY  - NEW DELHI, TODAY AND TOMARROWS
KW  - AQUATIC WEED-PROBLEMS
KW  - HERBICIDAL CONTROL
KW  - WEED MANAGEMENT
ER  -