000 00312nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.4
_bADV.06
245 0 _aAdvances in soil science. V 06
260 _aNew York
_bSpringer Verlag
_c1987
650 _aSoil potassium
650 _aSoil science
942 _cBK
999 _c40014
_d40014