nonsuppurative meaning in English

非化脓性的

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
该病发病率为40 60 ，死亡率为25左右。成年鸡感染后出现产蛋率下降，种蛋出雏率降低。但雏鸡感染aev的早期血清中的igm ， igg系统的变化规律尚未见报道。