000 00328nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aCall, L.E., Throckmorton, R.I.
245 _aSoil fertility
260 _aKansas
_c1918
300 _a1-40 p.
440 _aKansas Agricultural Experimen
901 _a22320
942 _cB
_2udc
999 _c4064
_d4064