Insecticides in agriculture and environment
Perry, A S, et al.
Insecticides in agriculture and environment - - Narosa Publishing House, New Delhi 1998 - - .
Pesticides-- Insecticides
632.95 PER-I
Insecticides in agriculture and environment - - Narosa Publishing House, New Delhi 1998 - - .
Pesticides-- Insecticides
632.95 PER-I