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Bulletin

Asa R. TuttleC. W. EllenwoodCharles Elson LivelyCharles Grover McBrideCharles Wesley HauckE. F. HopkinsFrank H. BallouGeorge Felix HenningHarmon A. RunnelsHarry Ludwig GuiJ. D. WilsonJohn Ironside FalconerJoseph Harvey GourleyOhio Agricultural Experiment StationWilliam Ernest Krauss

出版	Ohio Agricultural Experiment Station, 1933
URL	http://books.google.com.hk/books?id=lbJgoAuXKYEC&hl=&source=gbs_api