Control of the codling moth in the pacific northwest
Newcomer, E.J., Yothers, M.A., Whitcome, W.D.
Control of the codling moth in the pacific northwest - Washington 1931 - 1-25 p. - Moth United States Department of Agriculture. Farmers Bulletin No. 1326 .
Control of the codling moth in the pacific northwest - Washington 1931 - 1-25 p. - Moth United States Department of Agriculture. Farmers Bulletin No. 1326 .