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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