00315nam a2200109Ia 450000500170000000800410001708200140005810000190007224500640009126000420015530000080019720260224041012.0260224s9999||||xx |||||||||||||| ||und||  a631.8 KAS  aKashyap, R.K.  0aSoil fertility, fertilizer & integrated nutrient management  aJaipur, India : Oxford Book Co.c2009  a322