antibodies. In one study, 6 out of 35 RB51 vaccinated and revaccinated cattle from a brucellosis-free herd became positive in the RBT-like Card Test after being moved into an infected herd [66]. Indeed, this is true of challenges conducted with other S brucellae. Upon challenge with virul...
Livestock farming, raising of animals for use or for pleasure. Livestock animals are commonly farmed for their meat, hides, wool, milk, and as work animals. Learn about the raising of cattle, pigs, sheep, goats, horses, mules, asses, buffalo, and camels
Shorthorn, or Durhamoriginally England, now almost every cattle-raising areahorned or hornless; red or roancalves mature rapidly for market Simmentaloriginally Switzerland, now widespreadred and white; large; hornedextensively crossbred Brent Huffman ...