A further contribution to the study of eriosoma pyricola, the woolly pear aphis /
Baker, Arthur Challen
A further contribution to the study of eriosoma pyricola, the woolly pear aphis / A. C. Baker and W. M. Davidson -
Sobretiro de: Journal of Agricultural Research 10 (2): 65-74,1917. Encuadernado con: Rosy apple aphis / by A. C. Baker 70-32
201143
Afididos -- Colecciones de escritos Eriosoma pyricola Pera -- plagas
PA-C 595.752 B44
A further contribution to the study of eriosoma pyricola, the woolly pear aphis / A. C. Baker and W. M. Davidson -
Sobretiro de: Journal of Agricultural Research 10 (2): 65-74,1917. Encuadernado con: Rosy apple aphis / by A. C. Baker 70-32
201143
Afididos -- Colecciones de escritos Eriosoma pyricola Pera -- plagas
PA-C 595.752 B44