The ducks egg contained more lecithin and the country chickens egg contained more cholestenol.
卵磷脂含量最高的为鸭蛋，然后依次为土鸡蛋和洋鸡蛋；
Other studies have found that SCCPs can cause slight egg shell thinning in mallard ducks and can damage the livers of otters.
其它研究发现，SCCP能造成绿头鸭蛋壳轻微变薄，并能损害水獭的肝脏。
'How large the world is, ' said the young ducks, when they found how much more room they now has than while they were inside the egg shell.
“这世界多么大啊！”幼小的鸭子们说，因为它们发现，它们现在比在蛋壳里有多得多的空间。
The egg surface carrier rates of chickens and ducks are 6.7% and 10.0% respectively.
对两种禽蛋表面带菌情况的调查，新鲜鸡、鸭蛋的带菌率分别为6.7%与10.0%。
Two experiments were arranged to study the effects of microbial phytase supplementation in laying ducks on performance and egg quality.
本研究分两个试验探讨了日粮添加植酸酶对蛋鸭生产性能和蛋品质的影响。
The invention relates to a feed additive for egg-laying ducks, and belongs to feed additives.
一种蛋鸭饲料添加剂。属饲料添加剂。
Abstract : This experiment was conducted to investigate the effects of dietary non-phytin phosphorus (NPP) level on laying performance, egg quality and tibia indices of ducks during the laying peak.
胫骨密度和骨矿物含量反映了其骨质量状况，是对磷水平较为敏感的指标，若钙磷不足，会导致蛋禽的骨质疏松症。
Abstract: This experiment was conducted to study the coloring effect of fresh, boiled, or salted egg yolk induced by the natural pigment in different diets of laying ducks.
摘要本试验旨在研究不同饲粮天然色素对生鲜、煮熟、腌制鸭蛋的着色效果。
Abstract: This experiment was conducted to study the coloring effect of fresh, boiled, or salted egg yolk induced by the natural pigment in different diets of laying ducks.
摘要：本试验旨在研究不同饲粮天然色素对生鲜、煮熟、腌制鸭蛋的着色效果。
Abstract: This experiment was conducted to study the coloring effect of fresh, boiled, or salted egg yolk induced by the natural pigment in different diets of laying ducks.
摘要：本试验旨在研究不同饲粮天然色素对生鲜、煮熟、腌制鸭蛋的着色效果。
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