母体效应

mǔ tǐ xiào yìng
  • maternal effect
母体效应母体效应
  1. 尽管成熟种子和胚的休眠表现出一定的母体效应,但母体对发育过程中胚的ABA敏感性并没有影响。

    Maternal effect on dormancy of mature seed and embryo were found , but no effect on embryonic sensitivity to ABA during seed development .

  2. 基因效应分析发现72-Regent,Andor的加性效应,88-14的母体效应,{[(tower×81008)×81008]×非野}×955选系组合的显性效应较符合品质育种要求。

    Gene effect analysis showed that the additive effect of 72-Regent and Andor , the maternal effect of 88-14 and dominant effect of the cross combination { [ ( Tower × 81008 ) × 81008 ] × Feiye } × 955 were up to the requirements of quality breeding .

  3. 表观收获指数和粒茎比在F2代均呈广泛分离,多数组合表现出超亲现象,其遗传属于数量性状遗传,无母体效应。

    Apparent harvest index and seed stem ratio segregated widely in F2 with transgression in most of the crosses .

  4. 以朱军提出的混合模型方法,采用亲本、F1、F23个世代,分析大豆异黄酮含量的胚效应、细胞质效应和母体效应。

    Five parents and their F_1 , F_2 were used to analyze embryo effect , cytoplasm effect and maternal gene effect on isoflavone content of soybean by the mixed genetic model proposed by Zhu ( 1997 ) .

  5. 小型哺乳动物的母体效应及其在种群调节中的作用

    Maternal effect and its role in population regulation of small mammals

  6. 衰老&母体效应假说是在应激假说的基础上发展而成的。

    The senescence-maternal effect hypothesis is based on stress hypothesis .

  7. 第一个模型包括加性、显性和母体效应;

    The first model includes maternal effects as well as additive and dominance effects .

  8. 母体效应对大麦辐射M1代生理损伤的影响

    Maternal Effects on Radiation Sensitivity in Barley

  9. 三交和双交组合加性-显性-母体效应的遗传模型及豪特卡罗模拟分析

    Genetic Models with Additive-dominance-maternal Effects and Monte Carlo Simulation Analysis for Three-way and Four-way Crosses

  10. 作物母体效应计算方法探讨

    Discussion on crop maternal effect estimating method

  11. 稻米营养品质种子效应和母体效应的遗传分析

    Analysis of Seed and Maternal Genetic Effects for Nutrient Quality Characters in Hybrids of indica Rice

  12. 遗传主效中,所有的研究性状不存在母体效应,以加性为主;

    There were no maternal effect , and additive effects predominated for the all fiber properties .

  13. 粳稻品质及其与产量关系的种子效应与母体效应估测

    Seed and Maternal Genetic Effects of Grain Qualities and their Relationships with Yields of Different Japonica Rice Varieties

  14. 但反交效应和非加性基因效应也不容忽视。加性基因效应对后代蛋白质含量的提高因亲本而异,在该性状的遗传改良中存在着母体效应;

    The additive gene effect in improving the progeny protein contents would be different as the parents changed and the maternal effect existed .

  15. 果枝数在遗传方式上不受显性效应的影响,主要为加性效应,母体效应很小。

    The number of fruit branch was mainly controlled by additive effect with a little of maternal effect and non-dominant effect . 3 .

  16. 结果表明,4种矿质元素含量同时受制于种子直接遗传效应、母体效应和细胞质作用影响。

    The results indicated that the contents of all the four mineral elements were controlled by seed direct genetic effects , maternal genetic effects as well as by cytoplasmic effects .

  17. 而单铃重、衣分、籽棉、皮棉和株高主要受加性效应的影响,同时显性效应和母体效应起到一定的作用。

    However , boll weight , lint percentage , seed and lint cotton yield and plant height were mainly affected by additive effect , and also partly controlled by dominant and maternal effect .

  18. 以亲本、F1、F2三个世代为材料,采用混合模型方法,分析大豆百粒重的种子效应、细胞质效应和母体植株效应。

    Five parent lines and their F_1 , F_2 were used to analyze seed effects , cytoplasmic effects and maternal gene effects on seed weight of soybean by the mixed genetic model .

  19. 结果表明:PsD-044对孕鼠无母体毒性效应,胚胎毒性和致畸作用。而在同一实验条件下的阳性对照物诱发胎鼠的致畸率高达14.1%。

    The results suggest that the maternal toxicity , embryotoxicity and teratogenic effects of PsD-044 were not found , however , the malformation induced by known teratogen was as high as 14.1 % .

  20. 利用非求导约束最大似然法(DF-REML),比较了内蒙古白绒山羊在两种不同动物模型下估计遗传参数的差异,两种模型的区别在于是否考虑母体遗传效应。

    The derivative-free restricted maximum likelihood ( DFREML ) method was used to compare the differences of genetic parameter estimates of Inner Mongolian Cashmere Goats under two models , which differ in whether maternal genetic effect is taken into account .

  21. 杂交早稻米质性状的直接和母体遗传效应分析

    Direct and Maternal Genetic Effects on Grain Quality Characters in Early Hybrid Rice

  22. 大白猪繁殖和生产性状母体遗传效应估计

    Estimations of maternal genetic effects for reproductive and productive traits in large white pigs

  23. 母体遗传效应对绒山羊生产性状遗传参数估计的影响

    Influence of Maternal Genetic Effect on Genetic Parameter Estimates of Production Traits of Cashmere Goat

  24. 对于周岁重,母体环境效应的影响不显著,而母体遗传效应的影响显著,应采用模型Ⅱ进行分析。

    For yearling weight the maternal genetic effect is significant while the maternal environmental effect is not .

  25. 结果表明:对于出生重,母体遗传效应和母体环境效应都有极显著的影响,应采用模型Ⅳ进行分析;

    The results show that both maternal genetic and environmental effect have highly significant effect on birth weight .

  26. 二棱大麦7种必需氨基酸含量的种子和母体遗传效应分析

    Analysis of Seed and Maternal Genetic Effects on the Contents of Seven Essential Amino Acids in Two rowed Barley

  27. 水稻籽粒游离氨基酸含量及其产量的种子和母体遗传效应分析

    Analysis of seed and maternal genetic effects for free amino acid content and it 's yield of grain in Rice

  28. 结果发现油菜籽硫苷含量的表现主要受制于母体遗传效应,其次为细胞质效应,胚(子叶)效应对其影响较小。

    It was found that GSL in rapeseed was mainly controlled by maternal and cytoplasmic effects , followed by embryo effects .

  29. 结果表明,母体遗传效应对繁殖性状直接遗传效应的选择有不利影响。

    The results indicated that there was a stronger negative correlation between direct and maternal genetic effects for NOBT and PBW than for NOBA .

  30. 结果表明:稻米蛋白质含量和蛋白质指数主要受制于母体遗传效应,但亦受到种子基因效应的影响;

    The results indicated that protein content and protein index in milled rice were mainly controlled by maternal genetic effects , but also affected by seed genetic effects .