The book covers comprehensive information on highly profitable and soil less farming techniques i.e. hydroponic - a high income technique. It also includes the modern techniques like precision farming, conservation agriculture, irrigation saving devices, remote sensing, nanotechnology, leaf colour chart for economical use of nitrogen, laser land levelling, value addition in farm produce, precision weed management, climate smart agriculture, organic farming, global warming, crop residues management techniques, bioherbicides and application of agricultural biotechnology in weed management etc. Latest practices for the cultivation of cereal crops, oilseed crops, pulses and commercial crops have been discussed in detail.Apart from these topics highly profitable systems i.e. integrated farming system and allied enterprises, important uses of medicinal, aromatic and spice crops are also covered. The book also contains information on dry land agriculture, role of plant nutrition in agriculture, crop management in problematic soils, hints for achieving higher yield of crops as well as judicious use of herbicides for controlling problematic weeds.This book will be highly helpful for students of agriculture particularly Agronomy throughout.