Bulletin (United States. Bureau of Plant Industry) ; no. 141.
United States. Bureau of Plant Industry.
Contents: I. Relation of nicotine to the burning quality of tobacco / by Wightman W. Garner -- II. Granville tobacco wilt / by Erwin F. Smith -- III. Florida velvet bean and its history / by Katherine Stephens
"Issued September 30, 1909."
Diseases and pests
NAL: 1 P69B no. 141 1909
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