tetraploid的例句大全

By some unexplained mechanism, the entry of the bacterium into a tetraploid cell stimulates the plant cell to divide, and the continued division of these cells results in this formation of the nodule.

通过某种不明的机制，细菌侵入四倍体细胞后刺激了植物细胞的分裂，这样持续分裂导致了根瘤的形成。

A diploid/ tetraploid mosaic ( 60, xx/ 120, xxxx) in adult Chinese Holstein

一例染色体为60，XX／120，XXXX嵌合体的成年奶牛

Tetraploid cells are preferentially allocated to the extraembryonic tissues, such as placenta, rather than the fetus itself.

而在胎儿本身的组织中，很少能找到四倍体细胞的存在。

Cell cycle of diploid and tetraploid Meiwa Kumquat, Guoqing No.

测定了宁波金柑、国庆1号和伏令夏橙二倍体和四倍体细胞周期。

Tetraploid of rainbow trout ( salmo gairdneri richardson) induced by heat shocks

热休克诱导虹鳟四倍体

After detecting suspension of murine hepatocyte, we verified that murines' rates of DNA contents in amphiploid, tetraploid octoploid hepatocytes were approximately 2 and 4. So we put forward that the DNA contents of the cells can be examined by digital camera.

通过对小鼠肝细胞悬液的实际检测，其二、四、八倍体肝细胞核的DNA含量比值约等于2和4，提出数码相机可用于细胞DNA含量的检测观点。

By identification of flow cytometry and cell chromosome: the chromosomes of tetraploid asparagus from the20becomes40; Redouble plants also appeared the chimeras of diploid and tetraploid as well as the chimeras of diploid 、 tetraploid and the octoploid. 5.

通过流式细胞仪和细胞染色体鉴定：四倍体芦笋植株的染色体数由20条变为40条：加倍植株中还出现了二倍体和四倍体的嵌合体以及二倍体、四倍体和八倍体的嵌合体。

Observation on Chromosome Number of F_1 Hybrid Progeny of Tetraploid Pear Cultivar 'Sha 01'

四倍体沙01梨F1代染色体数目鉴定

C-band polymorphism in tetraploid wheat ( Triticum turgidum) landraces from Qinghai and Gansu

甘青地区四倍体小麦染色体C-带多态性

Genetic Variation of Cold Tolerance Characters of Yunnan Rice Landraces at Indica and Japonica Rice Cropping Regions C-band polymorphism in tetraploid wheat ( Triticum turgidum) landraces from Qinghai and Gansu

籼粳稻区云南稻种耐冷性状遗传变异研究甘青地区四倍体小麦染色体C-带多态性

there are tetraploid and diploid regenerated plants in "page tangelo+ valencia orange" and "hongju tangerine+ rough lemon".

丹西红橘+粗柠檬和佩奇橘柚+伏令夏橙2个组合的再生植株既有二倍体也有四倍体；

By comparing with other cytological data of Campanulaceae, this species is probably tetraploid and the genus Homocodon maybe close to Campanula and Adenophora in phylogeny.

通过比较桔梗科已有的大量细胞学资料认为该类群应该与风铃草属和沙参属所代表的类群关系较近。

Determination of Organic Acids of Tetraploid Isatis indigotica with High Performance Capillary Electrophoresis

高效毛细管电泳法测定四倍体菘蓝中有机酸的含量

Evaluation on Antiendotoxic Action and Antiviral Action in vitro of Tetraploid Isatis indigotica

四倍体菘蓝体外抗内毒素、抗病毒作用评价

Huagai King ', a tetraploid pear cultivar, was selected from the bud mutation of pear cultivar'Huagai Pear'.

‘花盖王’是从‘花盖梨’中选出的梨四倍体芽变新品种。

Since the first tetraploid watermelon was obtained in 1939, polyploidy breeding has always been the focus of watermelon breeding.

从1939年获得第一个四倍体西瓜以来，多倍体育种就一直是西瓜育种的一个热点。

It is yet an important way for polyploid breeding in mulberry through crossing the tetraploid with diploid and breeding triploid hybrid combinations by using induced tetraploid.

诱导和利用人工四倍体资源，与二倍体桑杂交，以及无性固定三倍体或配制三倍体杂优组合，仍是桑树多倍体育种的主攻方向。

This paper briefly deals with the history and status quo of mulberry polyploid breeding and describes characters and economic value of the polyploids, in particular triploid and tetraploid.

本文简述了国内外桑多倍体育种的历史与现状，以及多倍体特别是三、四倍体的特征特性和经济价值。

However, the tetraploid embryos have half cell numbers less that the diploid embryos, in the same stage, as well, the development potency is weaker.

但是，与同一时期的二倍体胚胎相比，四倍体胚胎的细胞数目要少一半，而且发育能力要弱。

The survival rate of hardwood cutting of tetraploid R. pseudoacacia clone K4 was increased to 89.4% and its rooting time was shorter than the normal softwood cutting by using this method. 5.

本方法提高四倍体刺槐K4无性系的硬枝扦插成活率达90.6%，而且比常规嫩枝扦插缩短了生根时间。