Environmental stress is one of the most significant factors affecting livestock performance and health, and it is only expected to increase with effects of glob

In the past decade, animal scientists have learned that administering recombinantly derived somatotropin (growth hormone) to cows improves milk production and t

Updating recommendations last made by the National Research Council in the mid-1980s, this report provides nutrient recommendations based on physical activity a

A respected resource for decades, the Guide for the Care and Use of Laboratory Animals has been updated by a committee of experts, taking into consideration inp