This book on Agricultural Engineering integrates post harvest engineering, protected cultivation, land surveying and soil-water conservation engineering. The book organizes the scattered information and provides better practical skills to the students and to serve as a practical reference book for the undergraduate students of Agricultural Science, Horticulture and Agricultural Engineering. The book includes different topics as per the undergraduate agricultural science curriculum. The book will suit to the needs of Agricultural Polytechnics, Trainees of professional training institutions including post harvest laboratories, KVK, Soil Conservations Training Centres.