pyramiding

1. Improving Drought Tolerance of Japonica Rice by BC Breeding and QTL Pyramiding
   应用回交育种和QTL聚合改良粳稻抗旱性
2. Preliminary study on breeding hybrid rice by pyramiding brown planthopper resistance genes through molecular marker-assisted selection
   分子标记辅助聚合抗褐飞虱基因选育杂交水稻抗性品种初步研究
3. Genetic Analysis of Polygene Pyramiding in Intramuscular Fat Traits in Chicken
   鸡肌内脂肪性状的多基因聚合效应分析
4. Molecular Maker-Assisted Selection and Genetic Analysis of Wheat Stripe Rust Resistance Genes Pyramiding
   小麦抗条锈病基因聚合的分子标记辅助选择及遗传分析
5. A pyramiding of mistakes and bad luck on our side gave Roosevelt success in his audacious military move.
   由于我们方面一错再错，加上运气不好，才使罗斯福在这次大胆的军事行动中得以成功。
6. It could be concluded that gene pyramiding is an effective approach for the improvement of rice varieties with durable resistance to rice blast.
   基因聚合后抗病频率提高，说明基因聚合是培育稻瘟病持久抗性的有效方法之一。
7. The importance of a uniform genetic background for studying QTL, and the significance of pyramiding and interacting effects among different QTLs in rice breeding were discussed.
   讨论了一致的遗传背景对QTL研究的重要性，以及不同QTL的聚合效应及互作关系对育种实践的意义。
8. The big money in pyramiding is made in the run between accumulation and distribution.
   在金字塔中赚钱的大量的金钱是通过成功的积累与合理分配的。
9. A nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy. The big money in pyramiding is made in the run between accumulation and distribution.
   核子相互结合形成更大的核子并伴随能量释放的一种核反应过程。在金字塔中赚钱的大量的金钱是通过成功的积累与合理分配的。
10. Molecular Marker-assisted Selection and Pyramiding Breeding of Major QTLs for Cotton Fiber Length
    棉花纤维长度主效QTLs的分子标记辅助选择及聚合效果研究
11. The temptation to continue pyramiding your position is strong as profits have now swelled to the point that you believe your account can stand any setback.
    随着盈利膨胀到让你相信你的账户可以对付任何挫折，继续堆砌你的头寸金字塔的诱惑强大。
12. Study on Pyramiding Effect of Polyembryony Genes in Goats
    2个山羊品种多羔基因聚合效应的研究
13. Gene Pyramiding to Increase the Blast Resistance in Rice
    基因聚合对水稻稻瘟病的抗性影响
14. The subunit effects on quality traits was further affirmed by correspondence analysis of cultivar type and HMW-GS gene pyramiding manner.
    品种类型与HMW-GS组合的对应分析验证了HMW-GS品质效应的分析结果。
15. Among the different gene pyramiding lines, anyone inherent Xa-21 can demonstration quite good resistance on Bacterial Blight disease, it showed that the gene Xa-21 was good and efficient, in the later gene pyramiding we should select the one inherent Xa-21 first of all.
    在各个累加系中，凡是含有Xa-21的株系均有较好的抗性表现，说明Xa-21是一个很好的抗性基因，在以后的基因聚合和选择中应首先保留Xa-21。
16. MAS greatly enhances the opportunity for gene pyramiding and expedites the process of breeding for resistance.
    标记辅助选择极大地提高基因累加效率，加速育种进程。
17. Application of gene pyramiding in selection of crop new varieties
    分子标记聚合育种在作物新品种选育中的应用
18. Selection& Analysis of Three Bacterial Blight Disease Resistance Genes Pyramiding Crossbreed in Rice
    白叶枯病抗性基因Xa-21、Xa-23及Xa-4在杂交水稻亲本中的聚合及其聚合效应分析
19. Utilization of Molecular Cytogenetics Technology in Transferring and Pyramiding Useful Alien Genes into Common Wheat
    利用分子细胞遗传学方法向小麦中转移和富积优异外源基因
20. The Gs in gene pyramiding plants was also significantly higher than that of single transgenic and WT plants.
    对于Gs而言，转基因聚合株系在胁迫处理后均高于野生型对照和转单基因株系。
21. Multigene pyramiding breeding technology centering on molecular marker-assisted selection could select genotypes of milk production traits in DNA level. It overcomes the disadvantage of low accuracy of conventional breeding technology, accelerates genetic progress and improves breeding efficiency.
    以分子标记辅助选择为核心的多基因聚合育种技术能直接在DNA水平上对产奶性状的基因型进行选择，克服了传统育种方法准确性低的问题，可显著加快遗传进展，提高育种效率。
22. Identification of new resistance genes and their tightly linked molecular markers should enable diversification of the genetic basis of resistance, and marker-assisted selection and gene pyramiding are important methods to develop new cultivars with durable resistance.
    因此，寻找新的抗源材料和抗病基因，获得与其紧密连锁的分子标记，并利用分子标记辅助选择技术实现抗病基因的累加，对培育抗病性更加持久的小麦品种意义重大。
23. The efficiency of marker assisted gene pyramiding is closely related to the types of target gene and molecular marker.
    基因聚合效率的高低与选择的目标基因和标记类型有密切关系。
24. A superior hybrid should take advantages of both heterozygous and homozygous loci, pyramiding more heterozygous loci to maximize the genotypic value of elite loci.
    一个优良的杂种应该具备杂合和纯合位点两方面的优势，聚合更多的杂合位点，实现优良位点基因型值的最大化。
25. This also proved the feasibility of improving plant tolerance by transgenic pyramiding means, which is of great significance for cotton toleance appliance and theoretical research and provide excellent germplasm resources for the cultivation of new cotton varieties.
    这也表明了通过基因聚合手段提高植物抗逆性是可行的。这对于棉花抗逆性应用和理论研究具有重要的意义，也为培育抗旱棉花新品种提供了优良的种质资源。
26. So pyramiding of these two genes can further protected photosystem and mitigating the photoinhibition induced by salt stress.
    说明基因聚合进一步保护了盐胁迫条件下的植物光合系统，减缓光抑制损伤作用。
27. The analysis of drought tolerance at the physiological level and biochemical level were performed. The transgene pyramiding plants showed higher drought tolerance than single gene transgenic plants.
    在干旱胁迫下对转单基因植株和转基因聚合植株进行了生理生化测定，结果表明转基因聚合植株与转单基因植株相比具有较高的耐旱性。
28. This proved the feasibility of improving plant tolerance by transgenic pyramiding means and provided excellent germplasm resources for cultivating new salt-tolerant cotton varieties.
    这表明了通过基因聚合手段进一步提高植物抗逆性是可行的。本工作也为培育耐盐棉花新品种提供了优良的种质资源。

noun

1. a fraudulent business practice involving some form of pyramid scheme e.g., the chain of distribution is artificially expanded by an excessive number of distributors selling to other distributors at progressively higher wholesale prices until retail prices are unnecessarily inflated