TY - BOOK AU - P.K.Gupta, TI - Handbook of soil, fertilizer and manure / SN - 81-7754-152-8 U1 - 631.8 PY - 2003/// CY - Jodhpur PB - Agrobios KW - Soil KW - Fertilizers KW - Manure N1 - Includes glossary ER -