F Strain Mycoplasma gallisepticum Vaccination of Post-Production-Peak Commercial Leghorns and Its Effect on Egg and Eggshell Quality

Autor:	Branton, S. L., Lott, B. D., Deaton, J. W., Hardin, J. M., Maslin, W. R.
Zdroj:	Avian Diseases, 1988 Apr 01. 32(2), 304-307.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1590817 Zobrazit plný text záznamu