从而认为在日粮中添加油菜籽、菜油、脂肪酸钙可以提高奶牛产奶量，其中以添加油菜籽的生产效益最好。
Summed up, supplementations of rapeseed, rape oil, and fatty acid calcium increased milk yield, especially that of rapeseed is the best one.
基础日粮不添加任何抗生素，以观测em和酸化剂配合添加对肉仔鸡免疫机能和生产性能的影响。
There was not any antibiotic in dietary in order to observe the effect of adding cooperatively EM and acidification on the immune function and production performance of broiler chicken.
结果表明，炎热季节在哺乳母猪日粮中加入高能饲料有利于其生产性能的提高。
The results showed that it was propitious to improve the production ability of nursing sow by adding the high-energy feed in daily forage in hot season.
本论文第二部分主要研究了四种不同精粗比典型日粮条件下泌乳奶牛瘤胃氮素代谢、小肠蛋白质的消化吸收及其对生产性能的影响。
The second part was mainly conducted to study the effects of four typical diets on rumen nitrogen metabolism, protein digestion and absorption in the small intestine, and dairy cow's milk performance.
此外，苏氨酸是免疫G蛋白的主要组成，日粮成分中为猪抗体生产所需的苏氨酸是高于自然生长的需求。
In addition, threonine is a major component of immunoglobulin-G and obviously higher dietary concentrations of threonine are required for antibody production than for body growth in pigs.
结果表明：日粮中添加L肉碱对肉鸡生产性能的影响不显著（P>0.05），但能显著（P<0.05）降低肉鸡腹水症的死亡率。
The results showed that dietary L-carnitine supplementation had no significant effect on broilers' performance, but the mortality due to ascites was significantly reduced(P<0.05).
利用药厂生产“增长乐”取汁后的中药渣，配合于肉仔鸡日粮中并对其生长效果进行观察研究。
The herb residues of "growth Gramucle" were added into the diet of broilers and its effect on the growth of broilers was observed.
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。
Two experiments were arranged to study the effects of microbial phytase supplementation in laying ducks on performance and egg quality.
本文旨在研究杜仲提取物对三黄鸡生产性能和肠道微生物菌群的影响，并探讨了杜仲提取物在肉鸡日粮中的适宜添加量。
The experiment was carried out to investigate the effects of Eucommia ulmoides extract on performance and intestinal microflora of broilers, and discuss the optimal supplement in broiler diets.
两次重复试验研究日粮添加寡果糖对雏鸡生产性能、免疫功能和内分泌的影响。
Two experiments were conducted to determine the effects of diet supplemented with fructooligosaccharide(FOS) preparations on growth performances, immune function and endocrine secretion in chicks.
结果表明，在肉鸭日粮中添加最优nsp酶可以显著改善肉鸭的生产性能，降低饲料成本，提高经济效益。
The results also showed: adding NSP enzyme into duck diets can significantly improve duck production performance, reduce feed costs and enhance economic efficiency.
本文旨在探讨日粮铜水平对断奶至2月龄生长肉兔生产性能、血清指标的影响。
The experiment was conducted to study the effects of dietary copper levels on the production performance and serum indices of weanling to 2-month-old growing meat rabbits.
镁是动物的必需营养元素之一，日粮中添加镁具有抗应激、抗氧化、改善肉品质、提高生产性能的重要作用。
Magnesium is regarded as an essential nutrition for all animals. It plays an important role in antioxidation, antistress, improving meat quality and performance.
综合考虑本研究结果认为，只要保证日粮主要营养成分满足，3—6周龄肉鸡日粮含6%—9%麦麸对生产有益。
Synthesizing the result of this study, if dietary nutrition is satisfied with the requirement of 3-6 weeks broiler chickens, it is beneficial the diet contains 6%-9% wheat bran.
因此，在日粮中添加功能性氨基酸可大大提高猪的营养状况和生产性能。
Therefore, large scale availability of feed grade functional amino acids holds great promise for enhancing the efficiency of nutrient utilization in pigs.
本试验研究不同的日粮电解质平衡值（dEB值）对银香麻鸡生产性能和血液理化指标的影响。
Proper value of dietary electrolyte balance(DEB)is benefical for improving nutrient utilization, performance and to maintain animal health.
本文旨在评价使用CPM模型改善日粮能氮平衡和提高奶牛生产性能的效果。
The objective of this study was to evaluate CPM model in terms of improvement in performance of lactating cows by balancing dietary energy and protein.
本试验研究了大豆发酵蛋白替代鱼粉日粮对断奶仔猪生产性能和肠道乳酸菌、大肠杆菌的影响。
The purpose of this experiment was to study the effects of FSP on growth performance and the counts of lactobacillus and Escherichia coli in feces of weaned piglets.
目的是评估不同比例小麦日粮中添加复合酶制剂对内仔鸡的生产性能的影响。
The objective of the present study is to evaluate the influence of a compound enzyme preparation on the performance of broilers of 1 to 42 d age fed wheat-based diets.
目的是评估不同比例小麦日粮中添加复合酶制剂对内仔鸡的生产性能的影响。
The objective of the present study is to evaluate the influence of a compound enzyme preparation on the performance of broilers of 1 to 42 d age fed wheat-based diets.
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