Intradadermal test for bacterium pullorum infection in fowls
Ward, Archibald R.
Intradadermal test for bacterium pullorum infection in fowls - Washington 1917 - 1-15 p. - United States Department of Agriculture. Bulletin No. 517 .
Intradadermal test for bacterium pullorum infection in fowls - Washington 1917 - 1-15 p. - United States Department of Agriculture. Bulletin No. 517 .