000			00343nam a2200145Ia 4500
008			140317s9999 xx 000 0 und d
082			_a631.4
100			_aRoberts,Edd.
245			_aLand judging.
260			_a _bNorman Univ. of Oklahoma Press. _c1955
300			_a120
653			_aLand Judging
653			_aSoil Science
942			_2ddc _cBK
999			_c285 _d285