当腹泻指数高到77时，日增重和饲料利用率下降。
Weight gain and feed conversion rate decreased when DI rose to 77 score.
结果表明，饲粮中含少量动物性饲料可提高仔猪增重和饲料利用率。
The results show that the diet containing small amount of animal protein concentrate can increase the gain of piglets and the feed conversion efficiency.
结果表明，长白猪的生长发育较快，饲料利用率和经济效益均较高。
The results showed that the landrace grew rapidly, and the feed utilization rate and economic returns were high.
探索了不同放养密度和投饲量水平下沟篮子鱼的生长情况和饲料利用率。
Growth and feed utilization rate of Siganus canaliculatus under different stocking densities and with various feeding levels were introduced.
通过对北京油鸡进行肥育试验，进一步展示了北京油鸡的生长速度和饲料利用率。
A rearing trial was done in Beijing Fatty Chicken, which showed growth performance and feed conversion ratio of Beijing Fatty Chickens.
其能为用户设计科学、合理饲料配方，有助于提高饲料利用效率和降低饲料生产成本。
It is used to devise the scientific and reasonable formula for users, and helps to increase the feed utilization efficiency and reduce the costs of feed production.
常用的提高粗饲料利用率的方法有加工处理、合理搭配日粮、提高羊的粗饲料采食量等手段。
Usual ways to improve utilization rate of coarse feeds are processing and treating, rational collocation of diets, increasing coarse feed intake for cattle and sheep.
试验结果证明，舍饲山羊的经济效益大大超过放牧山羊，品种改良可以大大提高饲料利用率。
The results indicated the feasibility of goat house feeding, a greater economic return of house- fed goats over grazing goats, and the important role of breed improvement in improving feed efficiency.
试验结果说明，无鱼粉饲料中补充磷可保持奥尼罗非鱼幼鱼生长率，饲料利用和全鱼可食部分营养成分含量；
The results indicated that phosphorus supplemented in the fishmeal-free diet could keep the growth, feed utilization and the contents of nutritional composition of body edible part.
喂食低剂量抗生素的动物的肠道发炎减少，这可能会促进营养成分的吸收，这说明了已观察到的饲料利用率更高现象。
The lessening of inflammation in the gut wall of animals fed low levels of antibiotics probably promotes nutrient uptake and could account for the more efficient utilization of feed observed.
这种形势表明迫切需要在这些国家改善对可获取的多种替代饲料的利用。
This situation highlights the urgent need to improve utilization of the wide range of alternative feedstuffs available in these countries.
在营养、技术和社会经济因素的制约下，目前对大多数替代饲料的利用微乎其微。
The use of most alternative feedstuffs is currently negligible, owing to constraints imposed by nutritional, technical and socio-economic factors.
他将有创意地利用今年春季的小麦作物，以节约饲料和燃料。
He's getting creative with his wheat crop this spring to save on feed and fuel.
人工养殖的鲑鱼生长在阴暗的塑料盘里，长期挤在不卫生的笼子中。加工者利用大豆饲料不符合自然规律地将其喂肥，替其注射抗生素和杀虫剂。
They are hatched in plastic trays, crowded in unsanitary cages underwater, unnaturally fattened using soybean pellets, and treated with antibiotics and pesticides.
到目前为止，有100多名投资者和专家表达他们想与榆中县合作的意愿，他们有可行的方案可以重新利用这些废弃物，包括用它们来生产饲料和化肥。
Up to now, more than 100 investors and experts have expressed their will to cooperate with the county with feasible programs to reuse the waste, including producing feed and fertilizer with it.
在许多情况下，饲料资源没有得到利用或被浪费，或者利用效率低。
In many circumstances, feed resources are either unused and wasted, or used inefficiently.
我们能利用稻草作为饲料吗？
利用发酵技术来生产营养剂(如某些必需氨基酸或全价蛋白质)或提高动物饲料的消化率。
Fermentation technologies are used to produce nutrients (such as particular essential amino acids or complete proteins) or to improve the digestibility of animal feeds.
尽管对植物来源的饲料成分的利用的研究已取得了很多进展，但还有一些重大问题尚待解决。
Despite many successful research studies on the use of plant-derived feed ingredients in fish feeds, significant problems remain to be resolved.
在低营养水平日粮条件下，利用饲料添加剂IBDU - 1作为蛋白质补充料对育肥牛进行饲喂试验。
Under the low nutritional level diet condition, the fattening cattles were fed with the animal feed additive IBDU-1 as the protein complement.
玉米是主要的粮食和饲料作物，经济地位十分重要，玉米杂种优势的利用是农作物杂种优势利用最成功的例证之一。
Maize was one of the most important food and feed crops with important economic significance, and the utilization of maize heterosis was one of the most successful examples in crops.
这种疾病显然与饲喂新粉碎的玉米和苜蓿有一定的联系，这降低了这些饲料的利用率。
The apparent association of the disease with the feeding of freshly chopped corn and freshly chopped alfalfa reduces the utility of those feeds.
饲料纤维素酶是开发和利用纤维素作为动物营养源的关键，其研究和应用前景广阔。
Feed cellulase is the key to develop and utilize cellulose animal nutritive resources. It covers extensive research and application prospect.
为了减轻湿法纤维板生产废水对环境的严重污染，进行了利用其废水生产饲料酵母的研究。
In order to reduce the serious environmental pollution from fiberboard production by wet process, utilization of fiberboard wastewater for production of fodder yeast was studied.
旨在为更好地利用含单宁饲料提供参考。
The major aim was to provide the information for better using tannin-containing feeds.
论述了饲料资源的开发利用与环保的相互关系。
The relation between the development of feed resources and environmental protection was discussed.
他硕士和博士研究致力于提高生长猪饲料中替代饲料成分的营养利用。
D. research were dedicated to the improvement of nutritional utilization of alternative feed ingredients in diets for growing pigs.
非淀粉多糖是谷物副产物麦麸、米糠等的重要组成成分，是影响畜禽对谷物饲料养分和能量消化利用率的主要抗营养因子。
Non-starch polysaccharides(NSP) is the main component of the cereals' by-products, and it is the main anti-nutritional factor restricting the nutrients digestibility and utilization by the animals.
伴随日益增长的人口及有限的可利用资源，饲料及动物养殖业必须有益地增进，对于满足未来需求的能力，我们决不妥协并全力以赴。
With more people to feed and finite resources to depend on, the feed and animal production industry has to grow profitably without compromising the ability to meet future needs.
伴随日益增长的人口及有限的可利用资源，饲料及动物养殖业必须有益地增进，对于满足未来需求的能力，我们决不妥协并全力以赴。
With more people to feed and finite resources to depend on, the feed and animal production industry has to grow profitably without compromising the ability to meet future needs.
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