000 00282 am a2200121 a 4500
100 1 _a
_d
245 1 _aPreface
260 _aWooster
_c1906
300 _a139-155 p.
942 _2udc
_cB
440 _aPreface Ohio Agricultural Experiment Station. Bulletin No. 169
901 _aS47707
999 _c103620
_d103620