000 00281nam a2200109Ia 4500
008 170101s1989 xx 000 0 und d
082 _a631.46 RAO
100 _aRao, N.S.S
245 0 _aSoil microorganism and plant growth
260 _aOxford
_bOxford IBH
_c1989
942 _2ddc
_cRS
999 _c387081
_d387081