. Veterinary studies for agricultural students. Veterinary medicine. 1S4 COMMON DISEASES. necessarily lose in tissue nutrition and vitality, and gradually be- come absorbed or diseased. It is reasonable to expect such lungs to become tuberculous, for cattle ami people alike have frequent opportunities for infection. We must realize that nature's laws cannot be violated without paying an inevitable penalty. It is unwise to buy cattle for breeding purposes without knowing that they are free from tuberculosis before placing with the herd. All sires, and it is especially true of cattle, should hav
. Veterinary studies for agricultural students. Veterinary medicine. 1S4 COMMON DISEASES. necessarily lose in tissue nutrition and vitality, and gradually be- come absorbed or diseased. It is reasonable to expect such lungs to become tuberculous, for cattle ami people alike have frequent opportunities for infection. We must realize that nature's laws cannot be violated without paying an inevitable penalty. It is unwise to buy cattle for breeding purposes without knowing that they are free from tuberculosis before placing with the herd. All sires, and it is especially true of cattle, should have abundant exercise in open yards or on tread mills, or be driven or worked. Ventilation must lie thorough and barns should be constructed with a view to allowing the entrance of unlimited sunshine. Sunshine may spoil the luster of hair, but it also kills FIG. 60. BOVINE TUBERCULOSIS. (M. II. It.) Tubercles on the great mesentery. Summary. —Uo not found a herd with tuberculous stock. Do not introduce the disease while trying to improve a herd. Do not allow suspicious animals to stand in stable with healthy ones. Avoid incautious breeding, and close confinement. Ventilate freely. Allow plenty of fresh air, exercise and sunshine especially to breeding- stock. Digitized by Microsoft®. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Reynolds, Myron Herbert, 1865-. St. Paul, St. Anthony Park, Minn. , The author
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