Escherichia coli Vaccine and Laying Hens Mortality After A Heat Stress Challenge in Tropical Climate

L. Garcia Compean, M. Itza Ortiz, J.P. Ramon Ugalde, J.R. Sangines Garcia, B. Ortiz de la Rosa, R. Zamora-Bustillos, A. Reyes Ramirez and H. Magana-Sevilla

Journal of Animal and Veterinary Advances 10 ( 1 ): 96 - 99 , 2011