In tropical regions, bovine infestation by ticks causes a drastic reduction in milk and meat yield, leading in some cases, to the death of animals. Chemicals have been typically used to combat ticks, however, this strategy leads to the contamination of milk and meat products in addition to the environment. The genetic variability between Bos taurus and Bos indicus breeds for tick resistance and the currently available molecular genetics tools make it possible to use this information in breeding

Status: Completed     Start date: 01/07/2008

Bovine tick parasitism is a determinant of estimated losses of US $ 3.4 billion annually in Brazil. Much of these losses are due to mistakes made in the controlling attempts. The three main mistakes made are the use of an inappropriate acaricide at the wrong time and in the wrong way. In view of this situation, Embrapa Dairy Cattle implemented the acaricide effectiveness testing, a free service based on the determination of the most suitable product for application in each property, based on sam

Status: Completed     Start date: 01/06/2008