Control of potato insects /
Dudley, J. E.
Control of potato insects / by J. E. Dudley, B. J. Landis and W. A. Shands - Washington : Department of Agriculture - 52 p. - EUA. Dep. of Agri. Farmers' bull.; 2040 .
203966
Papa -- Plagas Insecticidas Control de Plagas
Control of potato insects / by J. E. Dudley, B. J. Landis and W. A. Shands - Washington : Department of Agriculture - 52 p. - EUA. Dep. of Agri. Farmers' bull.; 2040 .
203966
Papa -- Plagas Insecticidas Control de Plagas