‘Devine’ and ‘Collego’ are two agricultural substances that are used as
Biofertilizers
Natural insecticides
Insect hormones
Bioherbicides
Leucaena leucocephala is
Which one of the following is being utilized as a source of biodiesel in the Indian countryside?
Mode of pesticide action is similar in
A natural insecticide obtained from plants is
Father of green revolution in India is