选择效应

新兴产业扶持政策的逆向选择效应研究

Research on Adverse Selection Effect of Supporting Policies on Emerging Industries

硅纳米线拉曼光谱的波长选择效应

A Wavelength Selection Effect on the Raman Spectra of Silicon Nanowire

丝素膜修饰电极pH电荷选择效应的研究

PH-Responsive Charge Selective Recognition Based on Silk Fibroin Membrane Modified Graphite Electrodes

类星体光谱的MonteCarlo模拟及高红移类星体颜色法巡天中的选择效应

Discussions on Selection Effects of Multicolor Survey for High Redshift QSOs by Using Monte-Carlo Simulations

反映非空间属性选择效应的SN的起始潜伏期在明度选择时比拓扑选择时更早。

The onset latency of SN which reflected non-spatial attributes attention effects was earlier for brightness selection than for topological structure selection .

SAPO-11分子筛在长链烷烃临氢反应中的选择效应

Effect of SAPO-11 on hydroisomerization reaction of Long-Chain Paraffin

我们利用Bootstrapping方法探讨是否能用仪器选择效应来解释喷流张角对红移的依赖性。

We investigate whether this dependence can be explained with instrumental selection effects by a bootstrapping method .

肉鸡血浆VLDL浓度的选择效应&肉仔鸡体重和血浆VLDL

Effects of selection for plasma very low density lipoprotein concentration on broiler chickens : body weight and plasma VLDL

结果表明：百粒重、穗粒数和蛋白质产量的直接选择效应显著，平均每轮比Co分别增加8.2%、10.1%和11.7%。

The results showed that the direct responses of selection for 100-kernel weight , number of kernels / spike and protein yield / plant increased significantly , i. e. , 8.2 % , 10.1 % and 11.7 % respectively , over the basic population Co per cycle .

NJS系小鼠的选育研究Ⅱ、近交过程中血清胆固醇含量的定向选择效应

Study on Breeding for NJS mouse strain ⅱ、 directive selection response of serum cholesterol in the course of in breeding

以两种类型大豆种间杂交组合F2至F4为材料，研究种粒大小集团选择效应及对其他性状的影响。

F 2 to F 4 generations of two interspecific progenies of soybeans were taken as materials for studying the seed selection responce on the basis of seed size and its influence on other characters .

结果表明，B-LBⅡ基因的丰富遗传多态性主要是由基因重组和平衡选择效应所引起的。

These results indicated that the genetic variation within exon 2 appeared to have largely arisen by gene recombination and balancing selection .

自花授粉作物育种中分离世代的选择效应

Selection effects in segregating generations of breeding population for self-fertilized crops

高斯束谐振系统对引力波频率的选择效应

Frequency Selective Effect of a Gaussian Resonance System to Gravitational Waves

不同生态条件下大豆杂交后代选择效应的研究

Effect of selection under different ecological conditions on Soybean Crosses

小麦群体连续选择效应的综合分析

Synthetic Analysis for Effects of Successive Selection in Wheat Population

所采用的两种改良方法对群体多数性状遗传组成的选择效应基本相同。

Both selection methods showed similar effects on genetic components for most traits .

结果表明，高、低土壤肥力具有不同的选择效应。

The results suggested that high and low fertility had different selection effects .

高温、低昼夜温差环境胁迫对水稻垩白的选择效应

The selecting effect of high temperature and low day-night temperature difference on chalky rice

主要分析了出口的自我选择效应、学习效应和外部经济效应。

Mainly analyze self-election effect , learning effect and external economy effect of export .

因此也验证了自我选择效应对于我国高技术产业的适用性。

Therefore verify the applicability of the " self-selection effect " for high-tech industry .

高低肥力对大豆品系的选择效应比较

Selection effects of high-vs. low-fertility on Soybean Lines

对山西瘦肉型猪新品系SD-Ⅱ系的选择效应进行了分析。

The selection response of Shanxi Lean meat Pig SD - ⅱ was analysed .

水稻穿梭育种的选择效应

Selection Efficiency of Rice Shuttle Breeding Method

成都白鸡父系家系育种指数选择效应及其分析

An analysis of response from index selection on sire & family breeding in white Chengdu chickens

大白菜亲本轮回选择效应研究

Study on efficiency of recurrent selection in parental lines of two hybrid combinations of Chinese cabbage

家蚕母种继代繁育交配设计对长期稳定化选择效应的研究

Evaluation of the effects of different mating designs on stabilizing selection in silkworm original strain multiplication

然而我们知道观测样本不可避免地要受到仪器选择效应的影响。

However , it well known that observational samples are widely suffered from instrumental selection effects .

关于大豆在海南岛冬春加代的自然选择效应

The natural Selcetion effect in soybeans due to the winter and spring nursery conditions of Hainan Island

根据我们的分析，这种周期性不可能完全是由于选择效应引起的。

Such a high frequency period is not due to the selection effect in observations according to our analyses .