Further short-term studies of the influence of the milking machine on the rate of new mastitis infections.

Autor: Cousins, Carol L., Thiel, C. C., Westgarth, D. R., Higgs, T. M.
Zdroj: Journal of Dairy Research; May1973, Vol. 40 Issue 2, p289-292, 4p
Databáze: Complementary Index