Aphids (Hemiptera: Aphididae) are very harmful pests for agricultural, horticultural and forest plants. They suck the cell sap and affect photosynthesis and yield of crops. They also act as vector for several viral diseases of crops. Hence, their control on crops is must. The book contains five chapters. The chapter first is devoted for general introduction of aphids and review of literature. The chapter second deals with biology of aphids which enlights life ...