. The illustrated stock doctor and live-stock encyclopedia [microform] : including horses, cattle, sheep, swine and poultry : with all the facts concerning the various breeds and their and all diseases to which they are prevention of any disease, and restoration of health. Domestic animals; Veterinary medicine; Livestock breeds; Bees; Animaux domestiques; Bétail; Médecine vétérinaire; Abeilles. 'fill. CATTLE, THEIR DISEASES. may be carried by tbo inmiy. That it uuiy bo taken in pastures antl with fodder is toa well authenticated to leave room for doubt. Vi
. The illustrated stock doctor and live-stock encyclopedia [microform] : including horses, cattle, sheep, swine and poultry : with all the facts concerning the various breeds and their and all diseases to which they are prevention of any disease, and restoration of health. Domestic animals; Veterinary medicine; Livestock breeds; Bees; Animaux domestiques; Bétail; Médecine vétérinaire; Abeilles. 'fill. CATTLE, THEIR DISEASES. may be carried by tbo inmiy. That it uuiy bo taken in pastures antl with fodder is toa well authenticated to leave room for doubt. Vitality of the ViPUB. Thoro is much difference of opinion with rep^ard to the power of the virus to resist ordinary destructive inilucnces. In many cases the free expofiure of an infected place for three or four months to the action of the iiir lias puriticd it so tliut fresh stock have been introduced with impunity. On the other hand, instances can bo adduced in which cattle have boon infected by being placed in stables in which cattle had not been kept at least four montlis previously\ Other things being ocpial, it will he preserved longest where it has been dried up and covered from the free access of the air. Thus in very dry and close buildings, in those having rotten wood-work, or deep dust-tilled cracks in the masonry, and ill those with a dosed space beneath a wooden floor, it clings with the greatest tenacity. Again, when the buildings contain piles of luml)er, litter, hay, fodder, or clothing, the virus is covered up, secn^ted and preserved for a much longer time than if left quite empty. In these hist it is preserved just as it is in woolen or other textile fai)rics, and carried from place to place by human beings. As carried through the air, the distance at which the virus retains its infecting properties vai'ics nmch Avith varying conditions. The author has seen a sick herd separated from a healthy one by not more than tiftecn vards and a moderately close board
Size: 902px × 2772px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bo, bookcentury1800, bookdecade1880, booksubjectbees, bookyear1882
