Tuberculosis eradication under the accredited-herd plan : supplement 2 to herd list no. 3, list of Aberdeen Angus, Brown Swiss, Devon, Dutch Belted, Galloway, Hereford, Red Polled, and Shorthorn herds which have passed one official tuberculin test with a view to being accredited
1920
Tuberculosis eradication under the accredited-herd plan : supplement 2 to herd list no. 3, list of Aberdeen Angus, Brown Swiss, Devon, Dutch Belted, Galloway, Hereford, Red Polled, and Shorthorn herds which have passed one official tuberculin test with a view to being accredited
United States. Bureau of Animal Industry
1920
"Contribution from the Bureau of Animal Industry." Rev. to June 30, 1920
