000 00324nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631/635
_bADV.17
245 0 _aAdvances in agronomy. V 17
260 _aNew York
_bAcademic
_c1965
650 _aAgronomy
650 _aFertilizers
650 _aSweetclover
942 _cBK
999 _c20980
_d20980