000 00348nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a631.4(07) K6
100 _a"Troeh, Frederick.R. and Palmer, Robert.G."
245 _aIntroductory soil science & laboratory manual
260 _a1966
_bLowa State Univ.Press
_cUSA
300 _a95
942 _cBK
999 _c57484
_d57484