000 00293nam a2200121Ia 45e0
008 181001s1963 xx 000 0 und d
100 _aRussell E.W.
245 0 _aSoil conditions and plant growth
250 _a1963
260 _bAPH
_c1963
300 _a688
942 _2ddc
_cBK
999 _c9
_d9