000 00646nam a2200169Ia 45e0
008 140116n1980 xxu |||gr||||Z||||||eng
020 _a0138221553
082 _a631
100 _aTroeh, F. R. and others,
_eAuthor.,
245 0 _aSoil and Water Conservation for Productivity and Environmental Protection
_cF. R. Troeh
_hTextual Documents
260 _aNew Jersey:
_bPrentice Hall Inc.,
_c1980.
300 _a718.
653 _aSoil Conservation
653 _aTechniques, equipment & materials
653 _aWater Conservation
942 _2ddc
_cTXT
999 _c18517
_d18517