Study on the Heat Insulating Ability of Half-open Rolling-curtain Duck Shed in Winter and Its Influence on Egg Laying We shall taste Beijing Roast Duck in the famous Quanjude Restaurant and enjoy Peking Opera in the well-known Lao She Teahouse. 半开放卷帘式鸭舍冬季保温性及其对产蛋的影响研究我们将在著名的全聚德餐厅品尝北京烤鸭,并在有名的老舍茶馆欣赏京戏。
This new forced egg laying technique encourages the females to lay eggs which we were then able to rear into viable populations. 这种新的诱导产卵技术可以让母蚊子产卵以使我们能够将之培育进而得到足够数量的蚊子。
Effects of Black Tea Powder on Egg Laying and Reproductive Performance of Huainan Spotted-yellow Chicken 红茶末对淮南麻黄鸡生产及繁殖性能影响
Effect and Fitting of Daidzein on Egg Laying Performance and Blood Hormone Contents during whole Laying Period of Layers 大豆黄酮对蛋鸡全部产蛋周期的生产性能与激素水平的影响及拟合
Objective To study the influence of solid oxidation potential disinfectant on egg laying of hens. 目的研究固体氧化电位消毒剂对鸡产蛋的影响。
In this paper, regression models for the egg laying course of ISA Brown were established between laying time and the percentage of egg weights of different grades. At the same time, the regression model for average egg weight course was obtained. 采用回归分析方法,建立了伊莎商品代蛋鸡在产蛋过程中不同等级蛋蛋重的比率与产蛋时间的回归模型,并探讨了平均蛋重随产蛋时间的变化规律。
Spline optimization regression analysis methods were applied to get the data of egg laying rate of French ISA layer in Hangzhou Layer Experiment Farm. 本文给出了产蛋率的样条优化回归分析方法,并应用于杭州市蛋鸡试验场法国ISA蛋鸡的产蛋率数据。
Effect of Different Lights on Silkworm Egg Laying during Mating and Laying 桑蚕蛾交配和产卵中不同光质对产卵的影响
CONCLUSION: The positive circulating membrane antigen reaction is closely related to egg laying by the female worms. 结论:循环表膜抗原阳性反应与雌虫排卵密切相关。
Production Management System for A Large scale Egg laying Hens Farm 1. Fl of GH was good at egg laying performance and meat of 12 week rooster. 蛋鸡规模化养殖场的生产管理系统1绿壳蛋鸡公鸡与海兰W&36父母代母鸡杂交,其F1代不仅表现良好的蛋用性能,而且12周龄公雏呈现良好的肉用价值。
The trophic behavior, mating, egg laying were observed and studied. 还对该成虫的取食、交尾、产卵等行为进行了观察和试验研究,搞清了这些活动的基本规律。
Quantitative Analysis Method of Egg Laying Rate of Layer 蛋鸡产蛋率的定量分析方法
The system could promote the level of production, scientific raising and disease control in large scale egg laying hens farm, and increase the accuracy for expert consultation and early forecast. 为提高中国规模化蛋鸡企业生产、科学饲养、鸡病防治水平,以及专家咨询和早期预测的准确性提供可能;
Egg laying rate and feed consumption were noted during the experiment; 试验过程中,记录产蛋率、耗料量等;
Results shows that certain amount of garlic oil addition in dietary can increase egg laying rate, feed remuneration and economic benefits, but has no distinct effect on average egg weight, fertilization rate and incubation rate of eggs. 结果表明:日粮中添加适量的大蒜素能够显著地提高产蛋率、饲料报酬和经济效益,而对平均蛋重、种蛋的受精率和孵化率没有显著影响。
To discuss the mechanism of leading to the high production; to approach genetic factor which are related egg laying yield and its mechanisms from molecular level; 从分子水平上探讨与蛋鸡产蛋量有关的遗传因素及其作用机理,从而为通过遗传手段改良和选育高产蛋鸡奠定基础。
In a word, the small egg laying hens fed diet of ME 11.3 MJ/ kg had a high laying performance and egg-feed ratio. 综合来看,饲料代谢能为11.3MJ/kg时,小型蛋鸡有较高的产蛋量和饲料报酬。
Studies on the Relationship Between the Egg Laying and Climate of chinese Alligator Climate 扬子鳄产蛋与天气关系的研究
There were often 6 obvious peaks of egg laying. 繁殖期具有6个明显的产卵高峰。
Study on Protein Requirement of Laying Hens in Egg Laying Peak 鸡产蛋高峰期对蛋白质需要量的研究
Relationship Between the Isoenzyme of Alkaline Phosphatase and Egg Laying Performance 碱性磷酸酶同工酶与产蛋性能的关系
Observation on influence of solid oxidation potential disinfectant on egg laying of hen 固体氧化电位消毒剂对油鸡产蛋的影响观察
Method Recording number of eggs laid and measuring estrogen of hens were used to observe the influence of disinfection of hens and their drinking water on egg laying. 方法采用记录产蛋量和检测母鸡雌激素量的方法,对鸡及其饮用水进行消毒,观察产蛋的影响。
The effect of traditional Chinese medicine additive on endocrine of egg laying hens in heat stress was studied. 用放射免疫分析法研究了中药添加剂对热应激蛋鸡内分泌机能的影响,结果表明,中药添加剂均能不同程度地协调热应激蛋鸡内分泌机能。
Effect of Mn deficiency on reproductive performance in egg laying chicken 锰缺乏对蛋鸡生殖性能的影响
It proved that three crossing system above may be directly popularized in the production of the egg laying quail. 研究证实,3种配套系均可直接在生产上推广应用。
Impact of Science and Management on the Welfare of Egg Laying Strains of Hens 科学管理对蛋鸡福利的影响
Aim: To study the anti-fecundity effect of artesunate against the schistosoma mansoni by observation and analysis of the parasite egg laying. 目的:通过观察青蒿琥酯对曼氏血吸虫雌虫产卵的影响,分析药物的抗生殖作用。
The results also suggested that tryptophan could decrease weight percentage of abdominal fat and liver fat in laying hen after egg laying peak. 本研究表明色氨酸通过调节蛋鸡机体的脂肪代谢,从而使蛋鸡肝脏和腹部脂肪的沉积显著降低。
The interference control effects of causing death by toxicity on egg and small larva of Pieris rapae were lower than the effects of repelling adults and deterring egg laying. 对菜青虫卵存活和幼虫取食的干扰控制作用总体上小于对成虫产卵的忌避作用。