The branch of science which studies the various aspects of food and fiber production is termed as agricultural science. It is a multidisciplinary field which involves the principles of economics, social science and natural science. Key focus of agricultural science is on research and development in the fields of plant genetics, entomology, horticulture, etc. It also aims to increase the agricultural productivity while minimizing the effects of weeds, pathogens and insects on crop production. The sub-disciplines of this branch include agricultural chemistry, agricultural biotechnology and integrated pest management. This book attempts to understand the multiple branches that fall under the discipline of agricultural science and how such concepts have practical applications. From theories to research to practical applications, case studies related to all contemporary topics of relevance to this field have been included herein. This book is a vital tool for all researching or studying agricultural sciences as it gives incredible insights into emerging trends and concepts.