降低消化道ph值，增强消化酶的分泌，提高饲料消化率，增加采食量，促进动物生长。
PH value of lower digestive tract, and enhance the secretion of digestive enzymes to improve digestibility of feed, increase feed intake and promote animal growth.
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.
因此，培育耐低温、干旱、盐碱以及高消化率的转基因饲料作物，可创造巨大的经济和社会效益。
Therefore, fostering transgenic feedstuff crops with high digestion rate and resistance to low temperature, drought, salt can make tremendous economical and social benefit.
本实验应用分期实验的方法，对6头约8岁左右的黑熊进行了两种不同饲料配方对其产胆量和消化率影响的初步研究。
Using instalment experiment, effects of different feed formulas on gall production and nutrient digestibility with 6 about 8 years old black bear were studied.
综合评定结果显示，龙须眼子菜是一种营养价值全面、消化率高的水草，可用作牛羊等饲料。
Potamogoton pectinatu is a kind of water weed with higher nutritional value and digestibility , and can be used as feed for animal.
结果表明，饲料显著影响刺参的摄食率、排粪率、食物转化效率和表观消化率，因此影响到刺参的生长和能量分配。
Results showed that the diets significantly affected food ingestion rate, feces production rate, food conversion efficiency and apparent digestive ratio, hence the growth and energy budget.
内源氨基酸的排泄量是计算饲料真可消化率以及析因法估计动物蛋白质、氨基酸需要量的重要参数。
The excretion of endogenous amino acids is an important parameter in calculating protein true digestibility and in estimating protein and amino acids requirement.
研究了整粒玉米对绵羊日增重、饲料转化率和养分消化率等的影响。
The experiment studied the effect of the corn grain on body weight gain of sheep, feed efficiency and digestibility.
摘要本试验旨在研究无抗发酵饲料对生长育肥猪生长性能、肠道菌群和养分表观消化率的影响。
Abstract: This experiment was conducted to study the effects of fermented feed without antibiotic on growth performance, intestinal flora and nutrient apparent digestibility of growing-finishing pigs.
物料粒度减小，能提高调质前粉状饲料的蛋白质体外消化率。
Decrease of material particle size enhanced in-vitro protein digestibility of powder feed without conditioning.
试验结果表明：无氮日粮法测定的去盲肠鸭九种饲料氨基酸真消化率的平均值显著高于绝食法。
The results showed as follows:The true amino acid digestibilities of the 9 feeds with endogenous amino acid loss measured with N-free diet methods were higher than those with starvation method.
本文考察了饲料不同粉碎粒度及调制方式对早期断奶仔猪生产性能及养分消化率的影响。
The former three experiments were conducted respectively to investigate the effect of particle size of feeds milled through 0.
三种能量饲料中，以大麦的蛋白及氨基酸表观消化率最高，但干物质、粗脂肪及能量的表观消化率均显著低于玉米和碎米。
Barley grain had the highest protein and amino acid digestibility, but the apparent digestibility for dry matter, crude fat and energy were significantly lower than that of corn and broken rice.
用表观消化率进行饲料配方，会导致钙、磷生物学效价的低估，造成钙、磷过量添加和猪粪钙、粪磷的增加。
These results showed that in the soybean diets of different Ca and P levels, apparent digestibility of Ca and P vary a lot, but true digestibility of Ca and P are relatively stable.
摘要本试验旨在研究不同粗饲料组合对山羊饲粮养分表观消化率及氮平衡的影响。
Abstract: This experiment was conducted to investigate the effects of different roughage combinations on dietary nutrient apparent digestibility and nitrogen balance of goats.
结果表明：单一粗饲料各营养物质消化率、有效能值存在显著性差异（P<0.05）。
The results showed as follows:there were significant differences of nutrient digestibility and effective energy values among the 10 roughages (P<0.05).
结果表明：与对照组相比，饲料中添加4%~20%木薯粉对罗非鱼粗脂肪和钙的表观消化率均无显著影响（P>0.05）；
The results showed as follows:compared with the control group, diets added 4% to 20% cassava meal had no significant effect on apparent digestibility of ether extract and calcium of tilapia (P>0.05);
内源氨基酸的排泄量是计算饲料真可消化率以及析因法估计动物蛋白质、氨基酸需要量的重要参数。
The total amount of endogenous amino acids determined by NFD was very significantly higher than that determined by FAS(P<0.
内源氨基酸的排泄量是计算饲料真可消化率以及析因法估计动物蛋白质、氨基酸需要量的重要参数。
The total amount of endogenous amino acids determined by NFD was very significantly higher than that determined by FAS(P<0.
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