000 00371nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a631.47
245 _aSoil survey laboratory methods manual
260 _aWashington
260 _bUSDA
260 _c1996
300 _a693p.
440 _aNo.42; USDA soil survey invest
901 _pS44139
942 _cB
_2udc
999 _c133741
_d133741