000 00296nam a2200109Ia 4500
001 MPKV008355
008 120911s9999 xx 000 0 und d
082 _a631.4
245 _aSoil Science Vol- 147 No.1-6
_c;
246 _aSoil Science
260 _aMaryland
_bWilliams and Wilkins Co. Baltimore
_c1989
999 _c7803
_d7803