Biodiversity Heritage Library
By "Illingworth, James Franklin, 1870- [fr"
A study of the biology of the apple magot[!] (Rhagoletis pomonella) together with an investigation of methods of control.
By: Illingworth, James Franklin,
Publication info: Ithaca, N.Y.,1912
Contributed by: Library of Congress
BHL Collections: Library of Congress