Systemic fungicides
Vyas, S C
Systemic fungicides - - Tata McGraw-Hill Publishing Co. Ltd., New Delhi 1984 - - .
Pesticides-- Insecticides
632.95 VYA-S
Systemic fungicides - - Tata McGraw-Hill Publishing Co. Ltd., New Delhi 1984 - - .
Pesticides-- Insecticides
632.95 VYA-S