000 00583 am a2200217 a 4500
245 1 _aEffect of soil properties on zinc and copper absorption by soils
300 _a80p.+11Table+8Fig.+3App.
650 _aSoil sciences
650 _aZinc
650 _aHeavy metals
650 _aElements
650 _aCopper
650 _aSoil chemistry
650 _aSoil
650 _aSoil types
502 _cPunjab Agricultural University,Ludhiana.
_bM.Sc.(Soil Science)
_d1977
502 _gJannar,P.N.
100 1 _aRaikhy,Narinder Paul
_d
942 _2udc
_cT
901 _aRF6879
999 _c148744
_d148744