This book covers all areas of agricultural sciences. The contributions by the authors include silicon in soil, silcon in plant, water cycle, maize farming, climate monitoring system, Wl�wl� small seeds, heterosis, combining ability, soil acidity, macronutrients, micronutrients, nutrients antagonisms, basil, thyme, olive pomace, crop water, water stress, pigeon pea, foliar spray, pulse wonder, grain yield, vegetables, foliar nutrition, irrigation etc. This book contains various materials suitable for students, researchers and academicians in the field of agricultural sciences.