A Handbook of Agricultural Sciences Vol. 2 compiled based on the syllabus of different competitive exams in Agriculture and Allied subjects. This book encompasses 4 units and they are Crop Protection Principles and Practices (Crop Pests, Diseases, Nematodes, Weeds and their Management), Farm Business and Finance Management, Agricultural Marketing and Marketing Intelligence and Agricultural Extension - Principles and Methods. One liner version of book is extremely valuable for preparation of competitive exams like Union and State Public Service Commissions, Agricultural Research Services – National Eligibility Test (ARS – NET), Institute of Banking Personnel Services (IBPS), PG entrance exams of State Agricultural Universities (SAUs), All India Entrance Examinations for UG and PG admissions to agriculture, National Seeds Corporations (NSC), Food Corporation of India (FCI), Central Warehousing Corporation (CWC), Indian Farmers Fertiliser Cooperative Limited (IFFCO), Tamil Nadu Public Service Examinations (Agricultural Officer, Assistant Agricultural Officer), JRF, SRF, RA of Central and State Government schemes and externally funded schemes and other competitive examinations.