000 00536 a2200205 4500
245 1 _aPotassium replenishment capacity of some ustochrepts.
300 _a132p.
650 _aPotassium
650 _aSoil density
650 _aSampling
650 _aClay soil
650 _aMinerology
650 _aX-rays
650 _aCropping system
502 _cIARI, Division of Soil Science and Agricultural Chemistry, New Delhi
_bPh.D.
_d1991
502 _gKhera, M.S.
100 1 _aRao, C.S.
_d
942 _2udc
_cT
901 _aT5380
999 _c137422
_d137422