查询词典 Oryza sativa

Many populations of wild Oryza species have been extinct from their original sites or are diminishing.

一些野生稻种的居群已经迅速地缩小甚至从原产地消失。

This work will help to know the status of Oryza rufipogon in Hainan in the origin and evolution of the cultivated rice in China, and also offer reference for potential use of the common wild rice in Hainan.

本研究为进一步明确海南普通野生稻在中国栽培稻起源演化上的地位，并对海南普通野生稻资源的发掘利用提供理论依据。

The total content of Poaceae pollen in the rice field is 36％～88％,and the content of Oryza- type pollen is 30％～84％,averaging 57.41％.

研究结果表明，该区稻田耕土表层的禾本科花粉含量为36％～88％，其中水稻型花粉含量为30％～84％，平均含量为57.41％。

The total content of Poaceae pollen in the dry field outside the rice field is 26％～77％,and the average content of Oryza -type pollen is 38.52％.

而稻田外旱地样品禾本科总量降至26％～77％之间，而水稻型花粉平均值降低至38.52％。

The relationships among the five genera could be simply described as (Oryza +(Zea + Setaria)+ Triticum + Phyllostachys.

这5个属的亲缘关系可以简单地表示为：(Oryza +(Zea + Setaria)+ Triticum + Phyllostachys。

Ten accessions representing five grass genera (Oryza, Zea, Setaria, Triticum, and Phyllostachys) were used.

选用10份材料，它们分别代表禾本科的5个属(Oryza， Zea， Setaria， Triticum，和 Phyllostachys)。

Many gene and domain families have convergent fates following independent whole-genome duplication events in Arabidopsis,Oryza,Saccharomyces and Tetraodon

在拟南芥。水稻。酵母与河豚中的独立全基因组复制事件后，多种基因和功能区基因家族具有收敛性

Low vagility of seed and vegetative propagules of Oryza rufipogon limits population expansion.

普通野生稻种子和营养繁殖体的散布能力较弱，从而影响到该植物种群的增长。

In addition, we compared the codon preferences among poplar, Arabidopsis thaliana, Oryza sative, Homo sapi- ens and Escherichia coli, and poplar was found to be most similar to A.thaliana and least similar to E.coli.

将杨树的密码子使用频率与拟南芥、水稻、大肠杆菌和人等不同模式生物种比较后发现，杨树密码子的偏爱性与同为双子叶植物的拟南芥最为相似，与人和大肠杆菌之间的差异较大。

The transgenic tobacco plants were measured by PCR.The non-toxic mutantion PAPy gene was transformed into rice (Oryza stiva. L) by the Agrobacterium tumefaciens in order to improving disease resistance to viral disease.Many transgenic calli and regenerations were obtained and screened by PCR.

为防治包括水稻条纹病毒(Rice stripe virus， RSV)在内的一些水稻病毒引起的病毒病害，本研究通过农杆菌介导的遗传转化体系将PAPy基因转入水稻，得到大量抗性愈伤和转基因分化苗，还有待于进一步的分子鉴定及抗病毒能力的检测。

A small, rubber-headed hammer used in examination or diagnosis by percussion.

叩诊槌用在通过''。'振荡'。''所作的检查或诊断中的橡皮头的''。'小'。''槌

Affixes are limited in number in a language, and are generally classified into three subtypes, namely, prefix, suffix, and infix, depending on their position with reference to the root or stem of the word.

语言中词缀的数量总是有限的，根据它们跟词根或词干的相对位置，一般可以把词缀分外三小类：前缀，后缀和中缀。