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This text brings together fundamental information on insect taxa, morphology, ecology, behavior, physiology, and genetics. Close relatives of insects, such as spiders and mites, are included.
First published in 1925, this book discusses the various forms of sewage treatment, with a particular eye to cost efficiency. Kershaw includes a suggested bibliography at the end of every chapter, and the text is illustrated with diagrams and photographs of machines and buildings related to sewage purification and effective disposal.
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