Infectious bronchitis control: Immunization of chicks by willful infection protects laying hens from disease which may be costly to table egg producers

Rosenwald, A; Zander, D

Infectious bronchitis control: Immunization of chicks by willful infection protects laying hens from disease which may be costly to table egg producers

Authors

A. S. Rosenwald
D. V. Zander

Authors Affiliations

A. S. Rosenwald is Extension Poultry Pathologist, University of California, Davis; D. V. Zander is Assistant Professor of Veterinary Medicine, University of California, Davis.

Publication Information

Hilgardia 9(6):12-13. DOI:10.3733/ca.v009n06p12. June 1955.

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Abstract

The following article is a report of progress in a long term field study conducted by the University of California. The laboratories of the California Department of Agriculture cooperated with counsel and by making determinations of disease conditions during these trials. Farm Advisors W. F. Rooney, Tulare County, Ralph Pfost, Fresno County, W. W. Mitchell, Sacramento County, and Dr. M. A. Nilson, acting extension poultry pathologist, helped plan and conduct the trials.

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Growth and composition of Deglet Noor dates in relation to water injury