产蛋量 meaning in English
egg production
Examples
- 1 other possible signs are lack of egg production , or eggs with soft shells ; lack of energy ; swelling in the eyes and neck ; and a purple color around the legs
其他可能出现的症状是:产蛋量减少或者是弹壳软化,缺乏力量,眼睛和脖子肿胀,腿的周围出现紫色 - Signs of high mortality and loss of productivity characterized ai . the avian immune function was inhibited , and then was infected by other bacterium and virus
禽流感主要表现为，高致病力毒株致鸡只的大量死亡，非高致病力毒株引起产蛋量下降，免疫功能障碍而继发细菌或病毒的感染。 - Since 1990 ' s , h9n2 virus has made more danger to chicken . besides the respiratory distress and significant loss of productivity , ai was responsible for significant mortality
但自90年代开始， h9n2禽流感病毒对鸡的危害越来越严重，除引起上呼吸道障碍、产蛋量严重下降外，个别毒株还引起了较大的死亡。 - China produces most eggs , at about 160 billion per year . in the us , about 260 million hens produce more than 65 billion eggs per year . a hen can lay about 250 eggs per year
中国的产蛋量是最高的，平均每年大约可生产160000000000枚鸡蛋。而在美国大约260000000只母鸡每年可产65000000000多枚鸡蛋。一只母鸡的年产量大约是250枚鸡蛋。