Textbook of applied entomology
SRIVASTAVA, K P
Textbook of applied entomology - 2nd rev - Ludhiana 1996 - 321p
INSECT PESTS - CONTROL
ENTOMOLOGY INSECT PESTS - CONTROL INSECTICIDES
632.9 S66T
Textbook of applied entomology - 2nd rev - Ludhiana 1996 - 321p
INSECT PESTS - CONTROL
ENTOMOLOGY INSECT PESTS - CONTROL INSECTICIDES
632.9 S66T