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seed bearing相关的网络例句

查询词典 seed bearing

与 seed bearing 相关的网络例句 [注:此内容来源于网络,仅供参考]

One type of seed-bearing plant, the angiosperm, includes all forms of blooming vegetation.

其中一种种子植物——被子植物,包含了所有开花植物。

Antherozoid The male gamete of algae, some gymnosperms, and the non-seed-bearing plants.

游动精子:藻类,某些裸子植物和没有种子形成的植物中的雄性配子。

Wheat and durum were taken as acceptors and the DNAs of 7 different plant materials were taken as donors, authors had studied seed-bearing ratio of modern generation plants transformed by pollen tube pathway. The results were shown as follow.

以普通小麦和硬粒小麦为受体、以亲缘关系不同的7个材料作供体,研究了花粉管通道法转化植株的当代结实率。

The seed-bearing ratio of wheat as an acceptor were highest on plant transformed from 4 to 8 hour after given pollen, but the seed-bearing ratio of durum became dispersing at different time.

结果表明:(1)受体为普通小麦时,在授粉后4~8h转化植株的结实率较高;受体为硬粒小麦时,时间上较为分散。

A clearly defined endodermis is seen in all roots and in the stems of the non seed-bearing vascular plants and some dicotyledons.

所有不产生种子的维管植物和一些双子叶植物的茎中都可以清楚的显示出这一结构。

Fruit indehiscent, samaroid siliques or silicles, oblong, ovate, obovate, cordate, elliptic, oblanceolate, spatulate, or orbicular, strongly angustiseptate, sessile, prominently winged all around or distally, 1(or 2)-seeded, glabrous or hairy, smooth; seed-bearing locule papery or corky, prominently or obscurely 1- or 3-veined, sometimes keeled or shortly winged; valves and replum united; gynophore, style, and septum absent; stigma capitate, entire.

果不裂,翅果状的长角果或者短角果,长圆形,卵形,,心形,椭圆形,倒披针形,匙形,或圆形,强烈果实狭隔,无梗,在或上部的周围显著具翅,种子着生纸质的子房室或木栓质,显著或不明显-3脉的或,有时短具翅的龙骨状或;裂爿和假隔膜合生;雌蕊柄,风格和隔板缺席;柱头头状,全缘。

Antipodal cells The three haploid cells found in the embryo sac of seed-bearing plants that migrate to the chalaxal end of the sac farthest from the micropyle.

反足细胞:胚囊三次分裂形成卵细胞,助细胞和极核等,其中位于合点端的三个单倍体细胞称反足细胞。

Any of various evergreen trees of the genus Pinus, having fascicles of needle-shaped leaves and producing woody, seed-bearing cones.

这种树作为装饰、乘凉、木材和产生松油和松焦油的树脂而广泛种植

Study on genetic variation of seed bearing property at the first clonal Cupressus funebris seed orchard by 75 ramets of 15 clones demonstrated that seed bearing capacity had significant difference among clones, but had high repetition ratio.

利用柏木一代无性系种子园中15个无性系75个分株材料,研究无性系结实性状的遗传变异规律。结果发现,不同无性系的结实能力差异巨大,其无性系重复力较高。

Cupressus funebris ; clone ; seed orchard ; seed bearing property

柏木;无性系;种子园;结实性状;分布规律

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