The grape root-worm [Fidia viticida] with special reference to investigations in the Erie grape belt from 1907 to 1909
- publisher: Washington, Govt. print. off.
- creator: Johnson, Fred. [from old catalog] Hammar, Alfred Gottlieb, [from old catalog] joint author
- contributor: Hammar, Alfred Gottlieb, [from old catalog] joint author.
- Keyword: Grape root worm. [from old catalog]
- years: 1910.
- pages: 100 p.
- class: SB608.G7
- download: pdf file
