heterosis

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。

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%。

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

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

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

烤烟杂种优势及其相关性分析

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。

Heterosis in Ramie and Its Parent-offspring Correlation

苎麻杂种优势及其亲子相关性研究

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。

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。

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.

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。

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。

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；

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

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

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

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

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

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。

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.

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。

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

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

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。

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。

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

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.

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

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.

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.