000 00369nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aGriffis, C.L.
245 _aElectronic sensing of soil organic matter
260 _aFayetteville
260 _c1982
300 _a0.958333333
440 _aNo. 277; Arkansas, Agricultura
901 _pS36875
942 _cB
_2udc
999 _c121371
_d121371