000 00548 a2200205 4500
100 1 _aSingh, D.
502 _gGhosh, A.B.
245 1 _aEfficiency of various soil test methods for the evaluation of available potassium to crops.
300 _a203p.p.
650 _aMethods
650 _aPotassum
650 _aCrops
650 _aGreenhouses
650 _aPot culture
650 _aDesign
650 _aTests
502 _cAgra University, Division of Agricultural Chemistry, Agra
_bPh.D.
_d1981
942 _2udc
_cT
901 _aRF3187
999 _c144986
_d144986