Miscellaneous papers: 1, Relation of nicotine to burning quality of tobacco, by Wightman W. Garner; 2, Granville tobacco wilt, by Erwin F. Smith; 3, Florida velvet bean and its history [with list of references], by Katherine Stephens Bort; 4, Importance of broad breeding in corn, by G. N. Collins; 5, Present status of chestnut-bark disease [with bibliography], by Haven Metcalf and J. Franklin Collins.

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