000 00364nam a2200121Ia 4500
008 151012s9999 xx 000 0 und d
100 _aRaychudhuri, S. P.
245 _aPhosphorus and potassium status of Indian soils
260 _c1964
_aNew Delhi
_bIndian Council of Agricultural Research
650 _aSoilsPhosphorus
700 _aDatta, N. P.
942 _cICAR
999 _c23573
_d23573