Tobacco mosaic and its control
Johnson, James, Ogden, W.B.
Tobacco mosaic and its control - Madison 1939 - 1-22 p. - Tobacco Wisconsin Agriculture Experiment Stations. Bulletin No. 445 .
Tobacco mosaic and its control - Madison 1939 - 1-22 p. - Tobacco Wisconsin Agriculture Experiment Stations. Bulletin No. 445 .