查询词典 female parent

It is speculated that most of the multiple pengze crucian carp are tetraploid, their chromosomes consist of the whole maternal chromo some set and a haploid paternal chromosome set, they belong to the filial generation from ovum of female parent pengze crucian carp which inserts haploid genome of agnate.

推测多数复合鲫个体为复合四倍体异育彭泽鲫，其染色体组包含母本彭泽鲫的全套染色体和父本单倍染色体组所产生的子代，少数个体可能为非整倍体。

Using plant AT-1found by kenaf breeding research group of institute of bast fiber crops Chinese academy of agricultural sciences in Sanya of Hainan province were used as female parent in crossing with 15-4, 04K1 and then backcrossed four times with male parent in order to select two high sterile male sterility.

利用中国农业科学院麻类研究所红麻育种课题组在海南三亚发现的红麻不育株AT-1做母本分别与15-4，04K1做杂交，再用父本回交4次，选育出2个高度不育的不育系。

The results showed that the best ratio of male parent to female parent was 1:3, and 210 kg/hm2 N fertilization was better. It indicated that hybrid seeds production in two crop seasons, especially the second crop season based on the utilization of ratoons of flue-cured tobacco which regenerated after hybrid seed was harvested in the first crop season, was beneficial to higher seed yield, lower cost, and less laborers employed as well.

结果表明，烟草杂交制种父母本比例以1：3较好；在中等肥力田块制种头季以施纯氮195~210kg/hm2较理想；利用头季杂交种收获后萌生的腋芽进行杂种二季制种在提高杂种种子产量，降低劳动量和生产成本等方面具有较理想的效果。

By using a super high-yielding hybrid rice combination Liangyoupeijiu, its male parent 9311, female parent Pei'ai 64S and a three-line hybrid rice combination Shanyou 63 as experimental materials, the techniques of an artificial reaction system for photosynthetic membrane, and 32Pi isotopic labeling and so on, were used to study the photochemical activities of the flag leaf sheathes for Liangyoupeijiu.

以超级杂交稻两优培九及其父本9311、母本培矮64S和三系杂交稻组合汕优63为研究材料，采用光合膜人工反应体系和32Pi同位素标记等技术，初步研究了超级杂交稻两优培九剑叶叶鞘的光化学活性。

The results showed that the crossing combination of Oriental hybrids ×Asiatic hybrids and Longiflorum hybrids ×Asiatic hybrids were liable to success. It was showed that male parent was fit for female parent.

在杂交育种试验中，采用切割柱头授粉的方法对不同杂交组合进行了研究，结果表明：以东方百合为母本、亚洲百合为父本的杂交组合和以麝香百合为母本、亚洲百合为父本的杂交组合能获得较高的座果率，说明所选父本的花粉对母本的亲和性较好。

But the crossing combination of Asiatic hybrids ×Oriental hybrids and Longiflorum hybrids ×Oriental hybrids were not easy to success, there were two reasons: one was male parent was unfit for female parent, the other was cut-style pollination was unfit for these crossing combination, must used another method of pollination to try it again.

以亚洲百合为母本、东方百合为父本的杂交组合和以麝香百合为母本、东方百合为父本的杂交组合，座果率极低，推测有两种可能的原因：一是，所选父本的花粉对母本的亲合性较差；二是，切割柱头授粉的方法不适合于这些组合，应进行其它授粉方法的试验。

Seed germination percentage is negatively related with seed glumes split number of hybrid rice combination which is from the same female parent but different male parent.

株1S系列组合前三期收获的种子发芽率虽然有逐步上升的趋势，但差异不显著，第四期收获的种子发芽率明显下降，差异达极显著水平。

Both selfed seeds and hybrid seeds were obtained from male parent tobacco integrated with Cre gene and female parent tobacco with blocking fragment.

目前，已获得转基因烟草自交种子。以转阻断序列结构为母本，以转Cre基因为父本所进行的杂交组合种子也已经获得。

Jiyou768 was selected and bred from the hybridized combination between Line 326 and Line 322.The female parent Line326 possessed Bt toxic protein gene,and the male parent Line 322 possessed sea-island cotton,upland cotton and wild cotton genetic background.

冀优768是利用携带有外源抗棉铃虫Bt基因的326作母本，以具有海岛棉、陆地棉、野生棉遗传基础的322系作父本，其后代在黄枯萎混生重病地、不防治棉铃虫的高压胁迫下，经过连续定向选择育成。

As the ecological conditions of the producing areas to adapt to its development, the mid-90's Gansu Agricultural University Science and Technology Commission and Jingyuan County, the use of Zhongwei goats as a female parent, male parent for hybrid Angora goat hair used to cultivate Gansu-goats, the effect is very clear , The third-generation hybrid produced their own wool and mohair similar.

由于产区的生态条件适应其发展，90年代中期甘肃农业大学与靖远县科委利用中卫山羊作为母本，安哥拉山羊作父本杂交培育甘肃毛用型山羊，其效果十分明显，杂交三代所产毛己与马海毛近似。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐