000 00322 a2200133 4500
080 _a631.423
_bS 683 S
245 1 _aSoil testing
_bPart 1
260 _aU.S.A.
_bSoil Science Society of America
_c1967
650 _aSoil Testing
440 _aNo. 2
_vSSSA special pub.
100 _a
_d
300 _a155 p.
901 _a109422
999 _c43997
_d43997