The book describes molecular and other biotechnological approaches, in insects, divided into six chapters viz, Sericulture biotechnology, Insect biotechnology, Biological control of insect pests, biocontrol agents, Tasar silkworm rearing technology, Low cost rearing technique for mulberry silkworms, vermiwash biotechnology.  The book will be useful guide for students, teachers, researchers, sericulturist, industrialists and biotechnologists.