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Aprašymas

Dragonflies are very good biocontrol agents of mosquitoes, jassid and several lepidopterous pests. Hence for the utility of dragonflies on biological pest control, production techniques are given. The book contains
Introduction
National and international status of dragonflies as
biocontrol agents
Methodology for rearing
Mass production techniques for dragonflies
Mass production techniques for mosquitoes
Mass production techniques for paramecium
Mass production techniques for daphnia
Discussion
Bibliography