hereditary character

Prerequisite for dairy offspring hereditary character improved and cow herd gene frequency changed was the work of dairy cattle breed selection and individual planned mating.

奶牛育种的选种和选配工作，是改善后代优良遗传性状、改变群体基因频率的前提条件。

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This paper reviewed the resistance of agricultural spider mites to acaricides including the level of resistance, mechanism of resistance, hereditary character of resistance and integrated management of resistant spider mites.

本文就农业害螨抗药性问题的主要方面包括抗药性的水平、抗药性的测定方法、抗药性的机理、抗药性的遗传方式和抗药性综合治理等的研究进展进行了论述。

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Our laboratory has constructed a genetic engineering phytase strain E-22. Its hereditary stability and enzyme character can well meet production's need.

本实验室通过基因工程已构建了一株植酸酶高产基因工程菌E-22，其遗传稳定性及酶学性质等均能很好的满足生产需要。

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Gene targeting is a rising technology in molecular biology, which is defined as the introduction of exogeneous DNA to specific site in genome by homologous recombination, and consequently change the hereditary character of the cell.

基因打靶技术是一项新兴的分子生物学技术，是利用外源DNA与受体细胞染色体DNA上的同源序列之间发生重组，并整合在预定位点上，从而改变细胞遗传特性的方法。

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Methods: Investigated the normal hereditary character with seven pairs of male and female of the Hans in Hunan province and calculated the gene frequency of each character using the law of Hardy-Weinberg and separating.

方法调查湖南境内汉族男女7对正常遗传性状，并用Hardy-Weinberg定律和分离定律计算男女每一性状的基因频率。

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The results showed that the weak light-resistant ability of tomato has significant hereditary effects on dominant character and gene interaction while there exists part additive effect of heredity.

结果表明：番茄耐弱光性以显性遗传和基因互作效应为主，存在部分加性遗传效应。

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Migraine is one common and intractable disease with hereditary character, affecting the quality of life and bringing a serious burden to individual and society.

偏头痛是目前临床上常见且具有遗传特性的疾病之一，严重影响患者的生活质量，给社会和个人造成严重的负担。

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Studies on hereditary character of grain weight for resistant BYDV materials in winter wheat

抗黄矮病小麦品系粒重遗传特性研究

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The hereditary character of growth period in Sorghum f_2 generation

高粱杂交二代生育期遗传特性的研究

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Conclusions are as follows: 1. The Q.variabilis population at different latitudes had become different ecotype in evolution because of the enormous environment gradient variations in its distribution area, its ecophysiological features were influenced more by its hereditary character.

得到的研究结论如下：1.分布区内巨大的环境梯度差异使不同纬度栓皮栎种群在进化过程中形成了不同的生态型，其生理生态特性更多的受到不同纬度栓皮栎种群本身遗传特性的影响。

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Analysis the Relationship between Hereditary Character and Host Animals Carried Hantavirus in Epidemic Areas of Hebei Province

河北省汉坦病毒宿主动物携带病毒特性与种群遗传特性分析研究

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