000 00515 a2200193 4500
100 1 _aKumar, A.S.A.
502 _gSingh, S.
245 1 _aPhosphorus and sulphur utilization by mustard cultivars using tracers
300 _a42p.
650 _aPhosphorus
650 _aSulphur
650 _aMusturd
650 _aVarieties
650 _aYields
650 _aFertilizers
502 _cIARI, Division of Soil Science and Agricultural Chemistry, New Delhi
_bM.Sc.
_d1997
942 _2udc
_cT
901 _aT6197
999 _c143496
_d143496