egg production rate 中文意思是什麼
egg production rate
解釋
產蛋率- egg : n 1 蛋，雞蛋；〈生〉卵，卵細胞；卵形物。2 〈俚語〉炸彈，手榴彈；魚雷。3 〈俚語〉人，傢伙。4 〈俚...
- production : n 1 生產，產生；【物理學】（粒子的）生成；製造；（電影的）攝制；（戲劇的）演出；著作。2 產品，製...
- rate : n 1 比率，率；速度，進度；程度；（鐘的快慢）差率。2 價格；行市，行情；估價，評價；費，費用，運費...
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Avian encephamyelitis ( ae ), which is also called epidemic tremor, characterized by nonsuppurative encephamyelitis, is caused by avian encephalomyelitis virus and has a sign of decreasing egg production. in adult chickens and decreasing hatching rate in fertilized eggs and has 40 % - 60 % of incidence and 25 % of mortality
該病發病率為40 60 ，死亡率為25左右。成年雞感染后出現產蛋率下降，種蛋出雛率降低。但雛雞感染aev的早期血清中的igm ， igg系統的變化規律尚未見報道。 -
In the egg laying industry, the bodies of laying birds often suffer from deteriorated resistance to disease, short duration of the peak period of egg laying time and low rate of egg production due to the laying houses incomplete disinfection, poor sanitation, low - intensity light and lacking ventilation
在蛋禽飼養中，由於禽舍消毒不徹底，環境衛生較差，光線不足，通風不暢等原因，導致蛋禽機體抗病能力較差，產蛋高峰期持續時間較短，產蛋率降低。
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