1) factors of embryonic survival
胚胎死亡因素
2) dead embryos
死亡胚胎
3) embryonic death
胚胎死亡
1.
Pig embryonic death lowers the litter size of female pig, and further the economical benefits of pig production.
猪胚胎死亡直接影响着母猪的产仔数,并进而影响着养猪生产的经济效益。
4) Embryonic mortality
胚胎死亡率
1.
Incubation experiments in simulated normobaric hypoxia condition and at high altitude with adding oxygen were conducted to explore influences of oxygen on embryonic mortality of chicken.
通过模拟常压低氧和高海拔增氧孵化试验,研究了氧气浓度对低地良种鸡蛋胚胎死亡率和孵化率的影响。
5) embryo death regular pattern
胚胎死亡规律
6) prenatal loss of embryo
胚胎出生前死亡
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条