TY - BOOK AU - Singh Chhidda AU - Singh Prem AU - Singh Rajbir TI - Modern Techniques of Raising Field Crops -Second edition SN - 812041599X U1 - 633 PY - 2006/// CY - New Delhi PB - Oxford & IBH Publishing Co.Pvt.Ltd. KW - AGRONOMY KW - MODERN TECHNIQUES OF RAISING FIELD CROPS ER -