Further Observations on the Occurrence of White diarrhea Infection in Eggs Laid by Hens Reacting to the Agglutination Test

This paper supplements a previous article on the same subject which appeared in P oultry S cience , Vol. 6, No. 3. In the former article the data was secured from fourteen White Leghorn hens. The material in this paper was obtained from thirteen Rhode Island Red hens. The experiment was conducted in the same manner as the one previously reported, except that the period over which the hens were trapnested and eggs were examined was of two month’s duration instead of three. The White Leghorn hens used in the other experiment were obtained from a flock in-which practically no, or at least very slight, losses from bacillary white diarrhea were said to have occurred during the past two or three years. On the other hand, the Rhode Island Red hens employed in this experiment came from a flock in which rather heavy losses occurred during the previous spring. The owner of . . .