heterosis

A Study on the Genetic Variance of MS and Test Cross Lines and Heterosis Applied in Sugar Beet Breeding

甜菜雄不育系和测交系间的遗传差异及其在优势育种中应用探讨

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By wide testcrosses between sterile lines of Japonic Indica aroma rice and its restorer, hybrid aroma rice combinations with strong heterosis were bred and the aroma was analyzed genetically.

利用滇四型金南特43A转育而成的金新A、PARCCP-72A香米不育系与恢复系（材料）进行测交，对杂交香稻组合香味遗传分析及优势应用。

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He made splendid achievements in starting and promoting the use of hybrid heterosis.

他在水稻杂交优势利用的开创和发展方面成就卓越.

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Dominant genic male sterility ( DGMS ) is an important way to utilize the heterosis of Brassica napus.

显性细胞核雄性不育 ( DGMS ) 是油菜杂种优势利用的重要途径.

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resistance identification and evaluation of maize heterosis groups to the main disease in china

我国玉米杂优群对主要病害的抗性鉴定与评价

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the combinations with strong heterosis were found out by analyzing the combining ability analysis of the main agronomic traits, using the 36 combinations from 8 parents, applying griffing complete diallel crossing design.

对8个亲本按Griffing完全双列杂交Ⅱ法，组配成36个组合进行主要农艺性状的配合力分析，筛选出强优势组合。

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both endosperm heterosis and maternal heterosis existed in amylose content, gel consistency, alkali digestion value and grain weight.

直链淀粉含量、胶稠度、碱消值和粒重既具有胚乳杂种优势，又具有母体杂种优势；

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Using genetic distance as independent variable and heterosis as dependent variable, we carried out regressing analyses.

以遗传距离为自变量,杂种优势为依变量, 进行回归分析.

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The results showed that 4 traits& seed yield per plot, length of main inflorescence, leaf length of seedling leafage and silique number on main inflorescence, had high heterosis.

结果表明，小区产量、主花序长、叶丛期叶长叶宽及主花序角果数的优势较强。

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Selecting parents with medium genetic distance may probably gain stronger heterosis.

在亲本选配时,应选择遗传距离中等偏大的材料.

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esterase isozyme analysis indicated that they had stronger heterosis, which could be used as eximious resource.

其酯酶同工酶分析说明它们的杂种优势较强，可作为优良的资源利用。

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These populations could be used for silage corn hybird breeding with high heterosis.

这些群体可以在青贮玉米育种中加大利用，以增加选出强优势组合的机会。

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Heterosis in Flue-cured Tobacco and Its Parent-offspring Correlation

烤烟杂种优势及其相关性分析

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A high yield restore line with strong heterosis ( HR 1) was screened by test cross with sterile line.

通过测交筛选出一个强优势高产恢复系HR-1。

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Inheritance of Cotton's Open Bud and its Application in Heterosis

棉花开放花蕾性状的遗传及其在杂优利用中的应用

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Complete male sterility of Brassica napus L plays an important role in heterosis utilization.

甘蓝型油菜雄性完全不育系在杂种优势利用中具有重要作用.

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Last, the design of modern window managers and remaining issues of Heterosis which can be improved are discussed.

最后给出了对于窗口管理器在设计上的展望，以及Heterosis其今后可以改进的地方。

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Basing on these factors, dwm is chosen as a basis to implement a new window manager-Heterosis.

在此前提之上，dwm被选定作为代码基础，以实现一种新的窗口管理器&Heterosis。

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Utilizing Genetic Markers Mixing Pollen to Estimate Heterosis Value and Xenia Effect Value of High Oil Corn

用遗传标记混合花粉估计玉米杂交当代优势和油分花粉直感效应

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Heterosis and Parent-offspring Correlation on Yield and Fruit Characters of Chieh-qua

节瓜产量及主要果实性状的杂种优势与亲子相关分析

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Heterosis in Ramie and Its Parent-offspring Correlation

苎麻杂种优势及其亲子相关性研究

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Over-low parent heterosis is 5.7% in tillering ability.

在分蘖能力上具有负向超亲优势，负向超亲优势率为5.7%。

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hybrid heterosis and genetic potential of plant and growing period traits of recombined population in maize

玉米重组群体株型性状和生物学特性的遗传潜势与杂种优势研究

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the combining ability and heterosis analysis of main economic properties in apis mellifera l .

主要经济性状的配合力与杂种优势分析。

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hybrid heterosis and genetic potential of ear characters of recombined population on maize

玉米重组群体果穗性状的遗传潜势与杂种优势研究

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Research on Growth Heterosis of CHA Wheat Hybrid during the Frost in Spring

春霜冷害下CHA杂交小麦生长优势动态表现研究

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Heterosis and combining ability of hybrid rice in three-way cross

杂交水稻三交种的优势表现及其配合力

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The average heterosis of F2 over mid-parent based on population mean was-1.99% to 1.11% for all these traits. It suggests that little inbreeding depression exists for F2 and F3 seeds.

按群体平均数计算，这些性状F2的中亲优势仅为－1.99%～1.11%，这揭示出F2、F3近交衰退很少。

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EFFECT OF HORMONES ON OVERCOMING THE INCOMPATIBILITY IN INTERSPECIFIC CROSSES IN GENUS ARACHIS Primary Study on Heterosis of Self incompatibility in Brassica napus

植物激素对克服花生种间杂交不亲和作用的研究

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Prospects of Cotton Heterosis Development in Zhoukou County, He' nan

杂交棉在河南周口地区的发展前景

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