The rapid change in the agro-ecosystem leaves a snag in the establishment of harmony the discard of the disturb ecosystem due to wide usage of chemical pesticides, fertilizers and synthetic plant growth regulators. The long term effect were overlooked hence, boom of one time become bane for the ecosystem degradation. At the present context, it has become indispensable to look for sustainable crop protection management approaches for disease, insect-pest and crop management in hills and the present book is an effort to this direction.The layout of each chapter includes a brief introduction and...