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0三伏天高温高湿,养殖动物很容易产生热应激,尤其是家禽。那么什么是热应激呢?应激是指机体在受到一定强度的应激原(一般是躯体或心理刺激)作用时所出现的全身性非特异性适应反应。其中由于高温导致的应激就是热应激。 那么热应激对家禽动物有哪些危害呢? 危害1 体内氧化应激增加。氧化应激增加过程中产生的过量自由基会破坏细胞的组分,包括蛋白质、脂类和DNA,影响细胞的完整性造成抵抗力低和产品品质低 危害2.抑制家禽的免疫力
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00What Is Yucca Schidigera? 丝兰提取物是什么? Whether you’ve seen it mentioned on the ingredients list for your pup’s food or you’ve read about it becoming an increasingly popular nutraceutical, you may have wondered what yucca schidigera is. 无论你是否在你的小狗的食物成分表上提到过它,或者你读到过它成为一种越来越受欢迎的营养食品,你可能想知道丝兰是什么。 Yucca schidigera is said to have been used for centuries, particularly as Native American herbal medicine to treat arthritis and other ailments. 据说丝兰已经被使000000