000 00363nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a633:631.811581.1
_bGUP
245 0 _aPhysiological aspects of crop nutrition and resistance
260 _aDelhi
_bAtma Ram
_c1977
650 _aCrop nutrition
650 _aIon transport
700 _aGUPTHA, U S
942 _cBK
999 _c37066
_d37066