000 00295nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _a"Walsh (LM), Ed"
245 0 _aInstrumental methods for and
260 _bSoil Science Sec. of America
260 _c1971
365 _b65.25
942 _cBK
999 _c202655
_d202655