hybrid vigor
英 [ˈhaɪbrɪd ˈvɪgə]
美 [ˈhaɪbrɪd ˈvɪgər]
n. 杂种（交）优势
双语例句
- Male sterility opens up an efficient and cost-effective way to take advantage of hybrid vigor in crop production.
雄性不育为农作物杂种优势的利用开辟了一条经济有效的途径。 - Usually the more unlike the parents are the more hybrid vigor is released, but the effect diminishes in subsequent generations as more recessive homozygotes reappear.
通常，亲本越不相似，产生的杂种优势越强，但这种优势使下一代的隐性纯合子的出现机率更多。 - Mass produce those combinations between selfed lines that exhibit a great deal of hybrid vigor.
在自交系之间选杂交优势很大的那些组合进行大量生产。 - Cross hybridization gives hybrid vigor.
交叉杂交具有杂交优势。 - The High Hybrid Vigor from Crosses Between Italian Large-Size Breeds and Chinese Yellow Cattle
用意大利大型牛种改良我国黄牛的高杂交优势 - Deer products are rare traditional Chinese medicinal materials, such as: antler 、 deer's sinew etc. there are important meaning for researching deer genetic analysis. eg: protecting and using of species resources 、 forecasting of hybrid vigor 、 working for genetic breeding.
鹿茸、鹿鞭、鹿筋及鹿胎等皆为传统名贵鹿类中药材，研究鹿的遗传分析对于品种资源的保护和利用、杂种优势的预测以及遗传育种工作有着重要的意义。 - Correlation between esterase isozyme and hybrid vigor of rice
酯酶同工酶与杂交水稻杂种优势的相关性 - Demonstrates remarkable hybrid vigor, almost all melon seeds are hybrids cultivars in melons production.
具有显著的杂种优势，生产上几乎全部使用甜瓜一代杂交品种。 - Study on the utilizations of chemical hybrid vigor of both F_1 and F_2 generations.
化学杂交优势（包括F1和F2代）利用的研究； - Although hybrid vigor is a common phenomenon in crop, the performance of reproductive barriers and/ or hybrid weakness was also appeared occasionally in the practice with applying hybrid rice breeding.
虽然杂种优势是自然界的一种普遍现象，但在杂交水稻育种实践中也时常发现生殖障碍和杂种劣势的现象。 - Trying Discussion in the Tactics of Fixing Hybrid Vigor of Rice by Apomixis
论无融合生殖固定水稻杂种优势的策略 - A Review on Research and Utilization of Hybrid Vigor of Cotton
棉花杂种优势的研究和利用 - And a high heritability, but a low percent hybrid vigor.
比值大，遗传力低，但优势率高。 - Research on Chinese Cotton hybrid vigor utilization
中国棉花杂种优势利用研究概述 - In order to overcome the drawback and combine the advantage of GMS line and CMS line in utilization of hybrid vigor in rapeseed, the breeding and study of genic and cytoplasmic double MS line was an effective way.
在甘蓝型油菜杂种优势利用中，细胞核雄性不育系和细胞质雄性不育系都有各自的优缺点，细胞核+细胞质双重不育系的选育和研究是发挥二者的优势、克服缺点的有效途径。 - Hybrid Vigor of β-amylase and Correlated Studies in Barley
大麦β-淀粉酶的杂种优势与相关研究 - The decreased hybrid vigor of F_2 and F_3 were related with the decreasing of nutrition element contents.
F2、F3代优势衰退与其叶片营养元素含量减少相符合。 - And the hybrid vigor of laying speed for Japanese varieties was more obvious than that for Chinese varieties.
产卵速度的杂种优势日系品种明显，中系品种不明显； - STUDIES ON FLUORINE-RESISTANT HEREDITY IN DOMESTIC SILKWORM I. Analysis of Hybrid Vigor and Combining Ability
家蚕抗氟性遗传的研究Ⅰ.杂种优势和配合力分析 - Corelations of Genetic Difference of Self Line, Hybrid Vigor of Grain Yield and Special Combining Ability in Zea Maize
玉米自交系性状的遗传差异与杂种优势及特殊配合力的关系 - Study on Use of Hybrid Vigor for Gingko
银杏杂种优势利用研究初报 - Melon is one kind of world-wide horticultural crops, which hybrid vigor is very significant. But its bred line breeding cycle is long, workload is heavy, this condition seriously hampered the process of melon hybrids breeding.
甜瓜是一种世界性的园艺作物，是一种杂交优势比较显著的瓜类蔬菜，但是，由于其自交系的选育周期长、工作量大，严重制约着甜瓜杂种一代的育种进程。 - The male sterile of plant is the basic of hybrid vigor. It is also the best material for the research of heredity of cytoplasmic, the interaction between nuclear and cytoplasmic and the development of pollen.
植物雄性不育是农作物杂种优势利用的基础，另一方面，它又是研究细胞质遗传、核质互作和花粉发育的极好材料。 - Heterosis, or hybrid vigor, refers to the superior performance of the hybrids relative to the parents.
杂种优势是指杂种一代在性状表现上优于双亲亲本的现象。 - At present, the studies on rice genetic improvement are facing with two difficult problems, i.e. how to use hybrid vigor effectively and how to fix hybrid vigor via modern biotechnology.
从全球的研究现状来看，在水稻遗传改良研究领域面临着两大难题有待攻关，即怎样通过现代生物技术在现有的产量水平上更有效地利用水稻杂种优势效应和固定水稻杂种优势效应。
英英释义
noun
- (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent
Synonym: heterosis