Revisões morfotaxonômicas recentes incluem Amblyomma sculptum e Amblyomma mixtum como membros do complexo de espécies A. cajennense A. sculptum e A. mixtum são vetores de patógenos que causam doenças de importância veterinária e de saúde pública. Juntamente com o Rhipicephalus microplus, ess...

As riquetsioses são doenças infecciosas, com manifestações clínicas de quadro febril a hemorrágico, causadas por bactérias do gênero Rickettsia. A mais grave delas a febre maculosa brasileira (FMB), ou febre maculosa das Montanhas Rochosas (Rocky Mountain spotted fever - RMSF), é causada...

Early weaning (EW) has been adopted in cattle breeding farms in Pantanal as a strategy to increase the rate of pregnancy in cows. The primary income of these properties is the production of beef calves, and the price of these animals depends on their weight. Therefore,&#x...

Residual water intake (RWI) is a measure of water efficiency that can be used for selection in beef cattle. Currently, it is not known the association of RWI with carcass traits. Thus, the aim of this study was to evaluate the relation among RWI and ultrasound carcas...

The Vis-NIRS is a non-destructive, simple, rapid, and safe method for evaluating meat quality. Studies using VIS/NIRS to predict the meat quality are based mainly in information collected on longissimus thoracis (LT), at 12th rib, which differs in quality from LT at 5th rib.&#...

The ratio is a measure of the rib eye to determine the muscle format and is a result of the relationship between the rib eye depth and length. The higher this relation is, the more circular the rib eye is. This measure is mainly utilized in North American a...

Losses in mineral supplementation of grazing cattle is likely to occur in unsheltered troughs, mainly throughout the rainy season both by lixiviation and hardening. The aim was to evaluate supplement consumption, lixiviation due to precipitation, and hardening behavior comparing a regular po...

Weaning may cause negative effects on growth performance of the weaned calf, mainly if it coincided with the dry season when forage presents low nutritional value. The aim was to evaluate the effect of providing just weaned calves a short term nutritional conditioning on growt...