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Care of hatching eggs before incubation.
By: Proudfoot, F. G., - Hamilton, R. M. G. - Canada.
Edition: Rev. 1990
Publication info: Ottawa :Agriculture Canada,1990.
Contributed by: Agriculture and Agri-Food Canada (archive.org)
Subjects: Eggs Entreposage Hatchability Oeufs Storage
Data on certain factors influencing the fertility and hatching of eggs / by Raymond Pearl and Frank M. Surface.
By: Pearl, Raymond, - Surface, Frank Macy,
Publication info: Orono :Maine Agricultural Experiment Station,1909.
Contributed by: American Museum of Natural History Library
Subjects: 59.11,66 Eggs Hatchability Incubation