Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 8, 2025
The specific cause and the part taken by the tick in its distribution were not discovered until 1889-'90. Smith recognized and discovered the specific cause of the disease, and Kilborn and Salmon proved by a series of experiments that the cattle tick was responsible for the transmission of the disease from animal to animal. It is present in the blood of cattle that are affected with this disease.
Word Of The Day
Others Looking