000 00399nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
080 _a631.41(547.2)
_bP272
100 _aPatel, K.P
245 _aFour decades of research on management of micro- and secondary- nutrients and po
260 _aBhopal
_bIndian Institute of Soil Science
_c2010
300 _a109p.
901 _a273423
942 _cB
_2udc
999 _c17570
_d17570