000 00330nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631/635
_bADV.27
245 0 _aAdvances in agronomy. V 27
260 _aNew York
_bAcademic
_c1975
650 _aAgronomy
650 _aFertilizer use
650 _aRemote sensing
942 _cBK
999 _c23915
_d23915