25? C - control feed composition, feed amount and environmental management to reduce heat stress.

大于25 ？ c—控制饲料成分，饲喂量和环境管理以减少热应激。

youdao

The design problem of minimal order observer based controllers for properly stabilizing a singular system with direct control feed through term is discussed, and a design method is given.

首先讨论了真镇定带前通的广义系统的最小阶正常观测-控制器的设计问题，然后基于降阶观测-控制器，明确给出了广义系统双互质分解的一种新的状态空间实现。

youdao

Of course, biological control agents can safely be released only if it can be verified that they feed solely on the target weed.

当然，只有能够证明它们仅以目标杂草为食，生物控制剂才能安全释放。

youdao

Liu Yongxing reckons the casualties will be the small and inefficient feed producers that control about 80% of the domestic market.

CNN: Hope Takes On the World

"This is directly attributable to the impact and effectiveness of feed bans as a primary control measure for the disease, " he said.

CNN: Mad cow case confirmed in California

"This is directly attributable to the impact and effectiveness of feed bans as a primary control measure for the disease, " he said last month.

CNN: USDA quarantines 2 farms in mad cow investigation