000			00337nam a2200133Ia 4500
082			_a631.4 _bCOS
100			_aCook R L _9108480
245			_aSoil management _b: for conservation and production _cR L Cook
260			_aNew York: _bJohn wiley, _c1962.
300			_a527p
546			_aeng
650			_aSoil science _9108481
942			_cBK
999			_c14755 _d14755