生长效率

微生物N日产生量和微生物生长效率随D的提高而显著提高。

As D increased , daily microbial N production and microbial growth efficiency ( MOEFF ) increased significantly .

采用连续培养系统的4个发酵罐进行3次连续培养试验，研究瘤胃稀释率（DR，下同）对于瘤胃微生物发酵和微生物生长效率的影响。

A study was conducted using a single effluent continuous culture system to investigate the effect of dilution rate ( DR ) on rumen microbial fermentation and microbial growth efficiency .

石鲽和皱唇鲨生态生长效率的研究

A study of ecological growth efficiency of stone flounder and banded dogfish

5种海鱼的生态生长效率研究

Study on the ecological growth efficiency of five marine fishes

幼虫生态生长效率高达31.8%。

The ecological growth efficiency of larvae is as high as 31 . 8 % .

补充营养元素提高瘤胃微生物生长效率；

Using supplements to balance nutrients so that improve growth efficiency of rumen micr - obes ;

结果表明，冷应激（16℃）可降低实验大白鼠的生长效率和体脂肪。

Cold exposure ( 16 ℃) depressed rate and efficiency of growth , carcass fat of rats .

推导了膜生长效率的理论表达式；表观迁移分数的关系式。

Mathematic expressions of film growth efficiency and the relationship between apparent and real transport numbers have been derived .

猪体内水沉积越多，猪的生长效率越高。

The more water that can be put down in the body of the pig the more efficient growth will be .

草鱼的能量学特征为高摄食率、高代谢消耗、低生长效率。

The bioenergetics of the grass carp was characterized by a high consumption rate , high metabolic expenditure and low growth efficiency .

该技术能有效避免养殖过程中公猪存在的不可控攻击性行为和异味，但也存在影响生长效率，增加死亡率，损害动物福利等方面的问题。

The technology can effectively avoid uncontrollable aggressive behavior and smell of boar during the breeding process , but it also has problems of influencing the growth efficiency , increasing mortality and damaging animal welfare issues .

平面线圈感应耦合等离子体中射频电场穿透及功率沉积的理论研究猪体内水沉积越多，猪的生长效率越高。

Research on Electric Field Penetration and Power Absorption in Planar Type Inductively Coupled Plasma Discharge ; The more water that can be put down in the body of the pig the more efficient growth will be .

与淡水肉食性鱼类比较，7种海洋鱼类的代谢能明显偏高，表明海洋鱼类属于高代谢消耗、低生长效率型鱼类。

In comparison with freshwater carnivorous fish , the metabolism energy in these seven species of marine fish is higher than that of the average in the relative freshwater species , indicating that the marine fish should be categorized as those of high metabolic consumption and low growth efficiency .

生长灌溉效率为：生物量4.43kg/m3，灌溉水量与生产效率间年变化呈反相关。

Growth irrigation rate was 4.43kg/m 3 in rice biomass and showed a negative relationship with the amount of irrigation water .

钻井噪声与振动对草鱼摄食和生长转换效率的影响&Eggers胃含物法在现场模拟研究中的应用

Effects of drilling noise and vibration on food consumption and growth conversion efficiency of grass carp & application of stomach content method in situ

为了获得高效的生长回补效率，通过改变asdB基因的SD序列以及起始密码子优化了这一系列表达系统。

To obtain a highly efficient growth rate , the SD sequence and start codon of asdB gene were changed to construct various expression systems .

活化钙镁磷肥对不同磷效率基因型冬小麦生长及磷效率的影响

Effects of Modified Calcium-magnesium Phosphates on Growth and Phosphorus Efficiency of Winter Wheat Genotypes with Different Phosphorus Efficiency

摄食水平和饵料种类对3种海洋鱼类生长和生长效率的影响

Effect of ration and feed species on growth and ecological conversion efficiency of 3 species of sea fishes

水分和磷素对木荷不同种源苗木生长和磷效率的影响

Effects of soil moisture condition and phosphorus supply on the seedlings growth and phosphorus efficiency of Schima superba provenances

分根交替渗透胁迫与脱落酸对玉米根系生长和蒸腾效率的影响

Effect of Abscisic Acid ( ABA ) and Alternative Split root Osmotic Stress on Root Growth and Transpiration Efficiency in Maize

实验结果表明，低电压驱动下异源细胞的电融合是可实现的，融合后的细胞可以继续培养和生长，融合效率大大高于传统方法。

The experimental results show that low driven voltage can be used for electrofusion . Fused cells can be cultivated and grow . Its efficiency is much higher than traditional method .

限饲低蛋白质日粮会降低限饲当周的饲料采食量和体增重，但不影响试验全期的生长、饲料效率及净膛率。

The feed intake and body weight gain were reduced in the corresponding experiment week , but the body weight gain , feed efficiency and net carcase rate were not influenced during the for whole experiment period ( 0 ~ 56d ) by lower protein diets .

29种固氮树种生长量与固氮效率相关性研究豆科及非豆科固氮树种是重要的生物固N资源。

Analysis of Correlation between Growth Quantity and N-Fixation Efficiency of 29 N-fixing Trees Nitrogen fixation trees of Leguminosae and non-Leguminosae are important biological nitrogen fixation resources .

对鸡裸颈基因Na的遗传学特点及其对肉鸡生长性能、饲料效率、产蛋性能、繁殖力与成活率、基因互作、免疫效应等的影响作了综述。

This paper discussed the genetic features of Na gene and summarized its effect on growth rate , feed efficiency , egg production , reproductivity and viability , gene interaction , et al .

本文研究了聚乙烯醇（PVA）预处理对多花黑麦草种子的萌发、幼苗的生长、净化污水效率和抗寒性的影响。

This paper reports the study of effects of treatment of lonium moltiflorum lam seeds with polyvinyl alcohol ( PVA ) on their germination , growth , purification efficiency and cold resistance .

试验旨在研究粗蛋白质与消化能之比（CP∶DE）对3~5月龄中国荷斯坦犊牛生长性能及饲料效率的影响。

This study was conducted to evaluate the effects of different ratios of dietary CP to digestible energy ( CP ∶ DE ) on growth performance and feed efficiency of3 to5 months Chinese Holstein calves .

研究了在不同投喂频率情况下，对黄鳝（Monopterusalbus）摄食率、特定生长率、饵料效率、体重分化、鱼体成份的影响。

Experiments were conducted to investigate the influence of feeding frequency on feeding rate , specific growth rate , food efficiency , growth variation and body composition in a native fish , Monopterus albus .

chrysosporium的生长和PCP降解效率的影响，分析了PCP的降解与菌体生长和过氧化物酶之间、菌体生长和过氧化物酶之间的关系，得出了不同初始浓度PCP的降解动力学方程，最后对P。

The correlations of both PCP biodegradation with fungus growth and peroxidases activity and fungus growth to lignin peroxidases ( LiP ) activity were analyzed . Kinetic equations of different initial concentration PCP degradation were gived .

⑹本研究结果表明，异育银鲫在获得最佳特定生长率、饲料效率、蛋白质效率、全鱼和肌肉硒含量时，饲料中硒含量分别为有机硒、无机硒为1.2mg/kg、0.6mg/kg。

⑹ The results of this study show that gibel best in the specific growth rate , feed efficiency , protein efficiency and whole fish and muscle selenium content , the feed content of selenium in organic selenium and inorganic selenium to 1.2mg / kg , 0.6 mg / kg .

密度对奥尼罗非鱼生长和饲料利用效率的影响

Effect of Density on the Growth and Food Utilization Efficiency of Hybrid Tilapia