'Protected Cultivation and Secondary Agriculture' is a course offered in B. Sc. (Hons.) Agriculture at School of Agricultural Sciences, Amrita Vishwa Vidyapeetham.
Green house technology: Introduction, types of green houses; plant response to green house environment, planning and design of greenhouses, design criteria of green house for cooling and heating purposes. Green house equipments, materials of construction for traditional and low cost green houses. Irrigation systems used in greenhouses, solar green house, hot air green house heating systems, green house drying. Drying and dehydration; moisture measurement, EMC, drying theory, various drying method, commercial grain dryer (deep bed dryer, flat bed dryer, tray dryer, fluidized bed dryer, recirculatory dryer and solar dryer).