How many of the world's cattle are now silently incubating BSE?在世界上现在有多少牛处于尚未发作的潜伏BSE状态?They said that the total number of cows dying from BSE would be twenty thousand…他们说患疯牛病死亡的牛的总数将达 2 万头。That same sponge - like a...
How many of the world's cattle are now silently incubating BSE?在世界上现在有多少牛处于尚未发作的潜伏BSE状态?That same sponge - like appearance is found in cows that die of BSE.相同的海绵 状 形态也在死于bse的牛脑中发现.BSE might lower the average of age ...