This book reflects the information of the pest, pesticides and their usage in present world. In India, crops are affected by over 200 major pests, 100 plant diseases, hundreds of weeds and other pests like nematodes, harmful birds, rodents and the like. In developing countries the losses can be much higher. Simultaneously, the continuous bloom in human population has also posed a great problem of food scarcity. In such as a scenario, protection of stored grains, food products and agricultural products from insect infestation is an urgent need. This manuscript will provide the knowledge of pest to common man. In point of view the information is chosen as a monograph to enlighten the knowledge of the pest and their management.