000 00392nam a2200157Ia 4500
082 _a631.412/WAL
100 _aWalsh, Leo M., ed.
245 _aSoil testing and plant analysis
260 _bSoil Science Society of America, Inc.
_aMadison
_c1973
300 _a491
650 _asoil analysis
650 _asoil fertility
700 _aBeaton, J D, ed.
901 _a1362
942 _2ddc
_cBK
999 _c1222
_d1222