000 00348 a2200133 4500
999 _c122949
_d122949
082 _a333.7316/BUT/CON
100 _aButler,M.D.
245 _aConserving Soil
250 _a1st. ed.
260 _aCanad:
_bD Van Nostrad Company, Inc.;
_c1964
300 _ax,319p.
_c23cms.
500 _aContent,
650 _aSoil, Organic,watersheds,Sandstone Creek