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The nature and magnitude of important Insects of pigeon pea crop are described in this book. The need to manage these insects to achieve profitable crop production is stressed. These insects are found all over the world, but the principles and methods employed in studying & managing them are essentially the same, regardless of location. A primary focus is placed on the types of damage of pigeon pea insect's cause to economic crops and how that damage affects yield and quality. A second emphasis the environmental & biological relationship of specific insects. Advantages and limitation for each method are discussed. Environmental conditions influencing the extent of damage are also considered. Focus on characterizing the(H. armigera Hub. and M. obtusa Mall.The infestation study is done on different pigeon pea germplasm during a year. The experiment carrying at C S A University Research farm. In writing certain chapters in this book, this information available for future use.To my colleagues who supplied information and moral support, I am grateful. I especially want to thank Professor Y P Mallik & also thanks to K K Maurya, Nitesh and Shyam jee.

Evaluation of pigeon pea genotype against H.armigera and M.obtusa