000 00398nam a2200121Ia 4500
001 MPKV112235
008 120911s9999 xx 000 0 und d
082 _a631.4
245 _aCommunications in Soil Science and Plant Analysis Vol 21 No.13-16
_c;
246 _aCommunications in Soil Science and Plant Analysis Vol 6 No.1-6
260 _aNew York
_bMarcel Dekker Inc.
_c1990
650 _aSoil Science
999 _c75519
_d75519