00282nam a22001097a 4500003000400000008004100004082002400045100000900069245004800078260003800126300000800164OSt240705b        |||||||| |||| 00| 0 eng d  a631.460954552bN31M  aPAU   aMicronutrients in soils and crops of Punjab  aDeptt of Soils PAU Ludhianac1990  a148