查询词典 exsertion
- 与 exsertion 相关的网络例句 [注:此内容来源于网络,仅供参考]
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All characters that have been used to delimit more narrowly defined species in other treatments of Chinese Clethra exhibit a strongly continuous pattern of variation from west to east across the range of the species in China (i.e., leaf size and shape, the number of secondary veins on each side of the midvein, anther size and shape); they also exhibit geographically correlated or seemingly random patterns, but without correlated gaps in character states among any two or more characters (i.e., style pubescence, corolla abaxial surface, stamen exsertion).
用来界定更狭窄定义的中国的Clethra的其它种的全部特征,从中国种的分布区的西部到东部,展示了一种强烈的连续变异的样式(如,叶大小和形状,中脉每边次脉的数目,花药的大小和形状);他们还展示出地理分布的相关或好像随机的样式,但是在任何2或更多特征状态间没有相关的特征间隔(如,花柱被短柔毛,花冠背面、雄蕊伸出)。叶大小与形状,在中脉,花药大小与形状的每边次脉的数量;也的他们展览好象地理上有相互关联或随机模式,但是没有有相互关联特征差距在任何2 特征或更多中说明即,花柱短柔毛,花冠背面,雄蕊exsertion。
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Genetic studies have indicated that the stigma exsertion rate of rice belongs to a quantitative trait controlled by polygenes, but it has a high broad-sense heritability (about 90%).
遗传研究表明,水稻柱头外露率属于多基因控制的数量性状,其广义遗传力较大(90%左右)。
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It has also good flowering habits, high stigma exsertion rate and high seed production yield.
开花习性好,柱头外露率高,制种产量高,2007年2月通过湖南省农作物品种审定。
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Rice ; floral traits ; big stigma ; stigma exsertion ; genetic variation ; additive genetic correlation ; phenotypic selection
水稻;花器性状;大柱头;柱头外露;遗传变异;加性遗传相关;表型选择
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The low yield in seed production is an important limiting factor for the development of japonica hybrid rice, and the stigma exsertion rate of male sterile lines has a key effect on seed yield of japonica hybrid rice.
制种产量低是制约杂交粳稻发展的重要因素,而不育系柱头外露率是影响杂交粳稻制种产量的关键。
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3Genetic analysis showed that there were major gene affecting the panicle exsertion and seed setting rate of low or high temperature sensitive, a lot of weaker plants with cold tolerance have relatively stronger heat tolerance.
遗传研究表明对低温和高温均敏感的穗颈长和结实率受主效基因控制,多数弱耐冷单株的耐热性相对强。
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On the contrary, panicle exsertion and four trait of panicle of RIL were significantly correlated at 5% or 1% level of at high temperature indica region.
秈粳稻区一些性状间的相关性存在一定的差异,冷凉粳稻区株高与结实率等性状密切关注;相反高温粳稻区穗颈长与穗部4个性状达极显著和显著相关。
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In order to elucidate the uppermost internode elongation of TGMS line with at gene, Changxuan 3S and its parent Pei'ai 64S were used to study the effect of temperature on panicle exsertion.
以隐性长穗颈温敏核不育水稻长选3S及其亲本培矮64S为材料,研究了温度对长选3S穗颈伸长的影响。
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Since 1996, the Rice Research Institute of Liaoning Province has laid stress on the genetic improvement of stigma exsertion rate of japonica male sterile lines. By introducing the genes of high stigma exsertion rate from indica into japonica, a group of japonica male sterile lines with high stigma exsertion rate have been successfully developed. Their stigma exsertion rate have been greatly increased from less than 30% to more than 80%, resulting in an increased outcrossing rate over 60% and a high seed production yield of 3.0~4.5 t/hm^2. Moreover, using these sterile lines, a group of new japonica hybrid rice combinations such as Liaoyou 5218 (Liao 5216A/C418), Liaoyou 1052 (Liao 105A/C52) have been developed and released to commercial production.
自1996年以来,辽宁省稻作研究所加强了粳稻不育系的柱头外露率遗传改良研究,通过导入籼稻的高柱头外露率基因,选育了一批高柱头外露率的粳型不育系,柱头外露率由原来的30%以下逐步提高到80%以上,异交结实率可达到60%以上,杂交制种产量可提高到3.0~4.5t/hm^2,并配组育成了辽优5218(辽5216A/C418)、辽优1052(辽105A/C52)等杂交粳稻新组合,在生产上得到了大面积推广应用。
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Through doing Path Analysis, the directly path coefficient between any trait of seven and outcrossing seed-setting rate in Hybrid Rice Seed Production arrange from high to low is: rate of grain in neck, single stigma exsertion, opening angle of spikelet, dual stigma exsertion, flowering duration, flowering-time, spikelet opening time.
通径分析表明各个开花性状与异交结实率的直接通径系数由大到小为:包颈粒率,柱头单边外露率,张颖角度,柱头双边外露率,开花历期,开花时间,开花历时。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。