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Devasahayam, H. Lewin         Practical Manual of Entomology : Insects and Non-Insects Pests / H. L. Devasahayam . – New Delhi : New India Publishing, 2011         xxviii, 365p.         Includes index         ISBN9789380235905 :         1. Biology         1. Entomology         1. Horticultural crops--Diseases and pests