A.S. Series 69-23
A surveillance program was conducted during June 1968 through June 1969 to determine the important causes of mortality in certain South Dakota layer flocks that experienced reasonably normal mortality.
Number of Pages
Department of Animal Science, Agricultural Experiment Station, South Dakota State University
Bicknell, E. J. D.V.M.; Bonzer, B. J.; Plumart, P. E.; and Bury, R. J. D.V.M., "A Surveillance of the Causes of Mortality in Three South Dakota Layer Flocks" (1969). South Dakota Poultry Field Day Proceedings and Research Reports, 1969. 3.