Much work on biological control of insects has been done in

What is the use of $Trichoderma$ $polysporum$ (source of Cyclosporin $A$) in biological control?

Baculoviruses are/have:

What is the use of biological organisms or products derived from them to control crop pests and diseases called?

Rotenone is a

In a type of organism,the use of its physiological processes or traits to suppress the reproduction of another organism or to destroy it is known as what?