00291nam a2200097Ia 4500008004100000082002100041100001900062245005400081260005000135300000800185140113s9999    xx            000 0 und d  a030.8:54:63   L0  a"Sankaram, A."  aAgricultural chemistry :Survey and classification  a1974bBangalore Printing &Publ.Co.cBangalore  a220