待解决 悬赏分:1 - 离问题结束还有 产蛋性能问题补充:匿名 2013-05-23 12:21:38 Laying performance 匿名 2013-05-23 12:23:18 egg output performance 匿名 2013-05-23 12:24:58 正在翻译,请等待... 匿名 2013-05-23 12:26:38 Egg production perf
沪江词库精选产蛋性能测定英文怎么写、英语单词怎么写、例句等信息 egg-laying test 相似短语 laying on phr. 涂抹(颜料等);猛攻;加…于人 bird in laying 产蛋母禽 laying cycle 产蛋期 laying of cables 电缆敷设 laying off 造材检量,停工 optical laying 光学瞄准 pipeline laying 管道铺设 ...
早期产蛋量 1. In the study,the genetic variations in the 5′ region of the FSHβ gene were detected by PCR-SSCP and the correlation between genotypes and the early egg production was analyzed in Wenchang chicken. 表明FSHβ可以作为文昌鸡早期产蛋量分子标记。5...
a不好意思,发错邮件了 Embarrassed, sent the wrong mail [translate] a中草药添加剂对鸡产蛋后期生产性能及蛋品质的影响 The Chinese medicine chemical additive produces the egg to the chicken later period to produce the performance and the egg product archery target influence [translate] ...
中草药添加剂对鸡产蛋后期生产性能及蛋品质的影响问题补充:匿名 2013-05-23 12:21:38 Chinese Herbal Medicine on the late production of chicken egg-laying performance and egg quality 匿名 2013-05-23 12:23:18 herbal additives in the chicken eggs and post-production performance impact of egg ...
摘要 实验研究了中草药添加剂对鸡产蛋后期生产性能及蛋品质的影响。 选取450日龄健康、体重基本一致的海兰褐蛋鸡225只。将选取的海兰褐蛋鸡随机分为5组,每组45只,每组设3个重复,每个重复15只,分别为对照组,Ⅰ组、Ⅱ组、Ⅲ组、Ⅳ组,采用相同的饲养管理方法,饲喂相同的基础日粮,自由饮水,自由采食。试验期为30...
蜂胶对蛋鸡产蛋性能及蛋品质的影响 5. The Effect of Different Composition of Vitamin and Microelement on Laying Performance and Egg Quatity in Layers; 多种维生素和微量元素对蛋鸡生产性能及蛋壳质量的影响 6. Effect of different levels of vitamin E on reproductivity of laying hens in late laying period...
a我国蛋鸡业规模饲养庞大,占世界蛋鸡总量的40%多,现在蛋鸡业生产,首先追求的是较高的产蛋率及较好的环境适应能力,这就需要有经过遗传改进而具有高产性能的家禽良种作为基础。近年来,随着蛋鸡业的快速发展,引起蛋鸡产蛋率下降的因素越来越多的凸显出来,要想提高蛋鸡的利益需要了解各方面的知识 Our country layer industr...
由此可推测,主动免疫重组PRL可能会推迟鹅就巢的时间,但并不能明显改善鹅的产蛋性能。 The test result showed that, the active immunization experiment group goose group and the blank control group compares, the immunity high dose reorganizes PRL the experimental group goose group to be low throughout ...