000 00363nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aHorst, H.L., Mederski, H.J.
245 _aSurface mulches and mulch tillage for corn production
260 _aWooster
_c1957
300 _a19 p.
440 _aNo. 796; Ohio Agricultural Ex
901 _a55445
942 _cB
_2udc
999 _c9547
_d9547