查询词典 sporangia
- 与 sporangia 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Sporangiophore A structure bearing sporangia.
孢囊梗:着生孢子囊的结构(参见 sporangium )。
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Sporangium (pl.sporangia) A reproductive body in which asexual spores are formed.
孢子囊:无性孢子产生的场所。
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ZNQ-0317 is synthesized by China Agriculture University. In this research, the inhibitive range was determined, and the effect of ZNQ-0317 to mycelium growth, sporangium produce, the release of zoospores from sporangia and cystospore germination was determined. The mode of action and residual activity was determined on green house tests. The mechanism of action of ZNQ-0317 was simply discussed.
ZNQ-0317是由中国农业大学合成的丙烯酰胺类杀菌剂,本研究测定了该药剂的抑菌谱及其对番茄晚疫病菌菌丝生长、孢子囊产生、游动孢子释放、休止孢萌发的影响,通过盆栽及大田试验确定了其作用方式及持效期,初步探讨了其作用机理。
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Microspore Ye as the feather, small sporophyll sac formed by the polymerization, each polymer capsules formed by four small sporangia, small spores with dual airbags, and airbag Pinaceae pollen is similar to large sporophyll from the central axis and arranged in Brachypodium feather composition, Each Yibing has a shell bucket, each bucket containing shell upright ovules 10-12 months.
小孢子叶枝为羽状,小孢子叶由聚合囊组成,每个聚合囊由4个小孢子囊组成,小孢子具双气囊,与松科植物花粉的气囊相似,大孢子叶由中轴及羽状排列的短柄组成,每一柄上有一个壳斗,每个壳斗内有10—12个直立的胚珠。
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Leaves tufted; stipes 15-30 cm long, densely scaly at base, glabrous above; sterile lamina about 60 cm long and 20 cm wide, simply pinnate; pinnae numerous, alternate or subopposite, linear-lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed; veins close, forking once or twice and forming areoles near the midrib; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0.4 cm wide, lower surface almost entirely covered with sporangia.
叶簇生;叶柄长15-30厘米,基部密被鳞片,向上近光滑;不育叶片长约60厘米,宽20厘米,一回羽状;羽片多数,互生或近对生,线状披针形,最长者长达12厘米,宽约1厘米,顶端长渐尖,基部心形,边缘有细密锯齿;叶脉1-2次分叉,近中脉形成网眼;能育叶与不育叶相似,但较小,长约8厘米,宽约0.4厘米,下部满布孢子囊。
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In eusporangiate ferns, the sporangia are thick-walled and develop from a number of cells.
在厚囊蕨中,孢子囊壁厚,由多个细胞发育而来。
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Eusporangiate Describing the condition, found in clubmosses, horsetails, and certain ferns in which the sporangia develop from a group of initial cells and do not have an elaborate spore dispersal mechanism.
厚囊蕨:用来描述发现于石松纲、木贼类以及一些蕨类植物,其孢子囊由一组原始细胞发育而来,没有复杂的孢子散布机制。
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The Filicales is much the largest living group of ferns, and they normally have large spirally arranged leaflike fronds derived from lateral branches of the main axis, some or all of which bear sporangia on their margins or undersurfaces.
薄囊蕨纲是现存蕨类植物中数量最多的一个类群,他们通常具有很大的、螺旋状排列的、从主轴的侧枝上形成的叶(巨型叶 MEGAPHYLIS ),其中一部分或绝大多数都是在叶边缘或背面产生孢子囊群。
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Some of these spores in the sporangium After the mitotic generated, such as clothes swimming algae spores, Rhizopus spores of the cyst, chlorella-like pro-spores, etc.; some spores in the sporangia produced in the future through meiosis, such as Ulva lactuca , kelp, to money, gourd moss, fern and so on.
其中有的孢子是在孢子囊中经过有丝分裂所产生的,如衣藻的游动孢子、根霉的孢囊孢子、小球藻的似亲孢子等;有的孢子是在孢子囊中经过减数分裂以后产生的,如石莼、海带、地钱、葫芦藓、蕨等。
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In leptosporangiate ferns, the sporangia are thin-walled and develop from one cell.
薄囊蕨中,孢子囊壁薄,只由一个细胞发育而来。
- 推荐网络例句
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I can not make it blossom and suits me
我不能让树为我开花
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When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.
当温度高于 80 °C 左右时,滚道或滚动元件褪色是很常见的特征。
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The lawyer's case blew up because he had no proof.
律师的辩护失败,因为他没有证据。