Recent advances in hatching egg management , hatchability and chick quality .
种蛋管理,孵化率和雏鸡质量新进展。
The effect of storage condition of hatching eggs on hatchability .
种蛋保存条件对孵化效果的影响。
Sub optimal diets can manifest themselves via infertility , poor hatchability and weak chicks through to no breeding activity at all and in severe case disease and illness in the adults .
亚饮食状况可以通过不孕,低孵化率和弱雏乃至全无繁殖活动以及重症疾病和在成熟期后患上疾病等体现出来。
He was unable to prove conclusively how passage through the worm affected hatchability of cysts .
他未能结论性的证明为何经过蚯蚓则影响到胞囊的孵化力。
Many factors may affect the hatchability and subsequent quality of the day old chicks .