species cross的例句大全

The wild grapes whose origin of species in China are not only resistant to diseases but also easy to cross with V. vinifera.

中国葡萄属野生种抗病性强，与欧亚种无核品种杂交亲合性强。

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However, once PERV cross the species barrier, they may proliferate and cause diseases in the host.

然而，一旦跨越了种间屏障，他们可能在新宿主体内增殖并致病。

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However, citrus phylogenetic relationships are complicated by their being able to cross easily between species and even between genera, high mutation rate and long history of cultivation. For these reasons, citrus classification system is still under debate.

但由于柑橘种属间易杂交、芽变频率高和栽培历史悠久等原因，导致柑橘种属间亲缘关系复杂，分类系统至今未有定论。

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The result of cross absorption test and counter immuno electr-ophoresis for several species of viruses indicates that Tp CPV and Chinese cochlid CPV have the same antigenic and have at least three different antigenic determinants.

采用对流免疫电泳和交叉吸收试验，对几株昆虫病毒的血清学特征进行比较，结果表明褐刺蛾CPV与中国绿刺蛾CPV具有一致的抗原性，且至少具有3个不同的抗原决定簇；

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therefore, these ssr primers developed from cultivar apple would be suitable for more germplasm resources research cross species or genus in rosaceae.

可见，这些从栽培苹果上开发的SSR引物可用于蔷薇科内更多跨种、跨属的种质资源的研究。

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In addition, a restorer line of 1575A was found after hybridizing with 168 test-cross materials ( including Brassica napus, Brassica juncea, Brassica related species) in 2010.3.

另外，在2010年扩大测交范围用168份测交材料（包括甘蓝型油菜、芥菜型油菜、油菜近缘种）对1575A进行测交，找到了一个1575A的恢复系。

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Cross off the birds you have already seen from a master list of regional species.

将已经看过的鸟种从当前本地主看的鸟种列表中除去。

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The result shows that the cross-cutting efficiency of the mixed type chain on pine and maple tree species is higher than chipper chain.

试验表明，混合型锯链横截红松和槭木时，锯截效率高于刨刀式；

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Plant somatic hybridization provides the possibility of genetic material recombination of sexual cross-incompatibility plants, results in novel plant cultivars and even new species. It is a preponderant technique, especially for improving agronomic traits controlled by multiple genes.

植物体细胞杂交使远缘杂交不亲和的植物有可能实现遗传物质重组，创造和培养植物新品种乃至新物种，尤其在多基因控制农艺性状的改良上具有较大优势。

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For two Lonicera, shows the best way of pollination is the cross pollination, seed set that is both pollinated flowers with high and low rate, the number of pollinator species have some connection.

说明黄花忍冬和金银忍冬的最佳繁殖方式的异花授粉，即二者的结实率与传粉者访花率高低、传粉者种类的多少有一定的联系。

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a preliminary study on the cross-compatibility among sect. camellia species and c. japonica cultivars in the genus camellia

山茶属红山茶组物种间及其与品种杂交亲和性研究初报

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Species occupying the same ecological niches in the same areas usually do not cross.

在同一地区占有同样生态生境的两个种通常不杂交.

词典精选例句

The flowers cross-pollinated creating a new plant species.

花朵异花授粉而创造出新植物品种.

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Distant Hybridization between Cultivated Peanut and Cross-compatible Wild Species in Arachis

花生亲和种远缘杂交育种研究从落花生到花生

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The major morphological characteristics of Leymus species are: a rhizome, cross-pollination, glume from coniform to lanceolate, lemma awnless or with a short awn, spike 1 to rounds of the sections was born in cob, anther length.

主要形态特征为：具根状茎、异花授粉、颖从锥形到披针形、外稃无芒或具短芒、小穗1到多枚着生于穗轴各节、花药长。

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Artificial Interspecific Cross Among Seven Species of Dendranthema in China

菊属7个种的人工种间杂交试验

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Traditional plant breeding involves crossing varieties of the same species in ways they could cross naturally.

传统的植物育种涉及过境品种,同一品种可以杂交.

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Transformation Application of Single Cross Species Suyu No 1 of Good Quality Glutinous Corn

优质糯玉米单交种苏玉（糯）1号的转化应用

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