000 00511nam a2200169Ia 4500
008 170101s1991 xx 000 0 und d
082 _aT 633.11 R17E
100 _aRANDHAWA, Nirmal Singh
245 0 _aExternal phosphorus requirements of wheat crop in different soils
250 _aSoils
260 _aLudhiana
_bPAU
_c1991
300 _a146, 15L
650 _aWHEAT -- FERTILIZERS AND MANURES
653 _aPLANTS, EFFECT OF PHOSPHORUS ON
653 _aWHEAT -- FERTILIZERS AND MANURES
942 _2ddc
_cT
999 _c97229
_d97229