000 00292nam a2200121Ia 4500
008 170101s1974 xx 000 0 und d
082 _a631.4018 ROD
100 _aRode A. A.
245 0 _aSystems of Research Methods in Soil Science.
260 _c1974
300 _a79 p
942 _2ddc
_cB
999 _c697066
_d697066