Papers on deciduous fruit insects and insecticides. Spraying experiments against the grape leafhopper in the Lake Erie Valley in 1911 / by Fred Johnson.
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TextSeries: United States. Bulletin ; no. 116, pt. 1.Publication details: Washington : Govt. Print. Off., 1912.Description: iii, 13 p., [3] leaves of plates : ill. ; 23 cmOther title: - Spraying experiments against the grape leafhopper in the Lake Erie Valley in 1911
- SB823 .A2 no. 116, pt. 1
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From: U.S. Bureau of Entomology bulletin, no. 116, pt. 1.
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