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According to distribution of bryophytes on different substances, the frequencies of Bazzania albifolia, Heteroscyphus coalitus and Homaliodendron scalpellifolium in evergreen broadleaved forests of Daweishan Nature Reserve are highest; those of Macrothamnium macrocarpum, Bazzania fauriana, Ptychanthus striatus, Pogonatum cirratum and Thuidium cymbifolium are higher. Additionally, Aerobryum speciosum, Trachycladiella sparsa, Taxiphyllum subarcuatum, Aerobryidium levieri, Lepidozia wallichiana, and Leucobryum bowringii are relatively common.

根据大围山常绿阔叶林内苔藓植物在不同基质上的生长分布情况,结合其甲凡J}rg另出现的频度可知白叶鞭苔、双齿异粤苔、以及刀叶树平醉是大围山常绿阔叶林内的三大优势种;南木醉、厚角鞭苔、皱尊苔、刺边小金发鲜和大羽醉在大围山常绿阔叶林内出现的频率也很高;此外气鲜、散生粗带醉、钝叶鳞叶鲜、莱氏毛扭醉、瓦氏指叶苔、以及狭叶白发鲜等在大围山常绿阔叶林内也有一定数量的分布。

Leaves opposite , very rarely stipulate, petiolate, entire, leathery to papery, usually glabrous; secondary veins usually prominent, numerous to few, oblique to perpendicular to midvein; tertiary veins reticulate, with adaxial brownish transvenous resin canals and abaxial linear or intervenous translucent glands; petiole often with basal liguliform appendage.

叶对生 ,极少具托叶,具叶柄,全缘,革质到纸质,通常无毛;次脉通常突出,许多对很少,偏斜到与中脉垂直;第三脉网状,具正面带褐色的transvenous树脂道并且背面线形或脉间的半透明的腺体;叶柄通常具基生舌状的附属物。

Mechanistically, the photocatalytic processes are based on the electron transfer from a excited dyes to the conduction band of TiO〓 semiconductor and subsequent some reactions such as the further reaction of injected electrons with adsorbed oxygen and complicated decomposition processes of dye cationic radicals to lead to dye degradation or mineralization, which offers a feasibility of utilizing inexpensive visible light or most part of solar spectra to treat dye pollutants.

其光催化过程的机理为:染料在可见光下被激发,电子从激发态染料传输到TiO〓半导体的导带,随后发生一系列的反应,如注入的电子与吸附的氧反应以及染料正碳自由基复杂的分解反应导致了染料的降解和矿化,这就为利用廉价的可见光或太阳光中的大部分可见光谱来处理染料污染物提供了可能。

No callus could be induced from leaf or petiole explants of varieties F30 and Ⅱ cultured on MS medium if supplemented alone with 6-bezyladenine (6-BA) or thidiazuron, or kinetin. However, the calli were induced on MS medium containing 2.0 mg L-1 6-BA and 0.5 mg L-1 NAA (α-naphthaleneacetic acid), and the calli derived from petioles of variety Ⅱ could produce redifferentiated shoots, but of variety F30 could not. The later could only produce shoots directly from the base of the petioles.

将品种F30和Ⅱ的叶片和带叶叶柄接种到含不同浓度单一细胞分裂素(6-BA、TDZ、KT)的MS培养基上培养,均未能诱导出愈伤组织,而在含2.0mgL-1 6-BA+0.5mgL-1 NAA的培养基上可以诱导出愈伤组织,且由品种Ⅱ叶柄诱导产生的愈伤组织可再分化出芽,品种F30诱导的愈伤组织却不能分化,但在其叶柄基部可直接出芽。

Capsule reddish when matured, obtriangular, 5-lobed, lobes broad at apex, ca.

蒴果熟时带红色,倒三角形,5浅裂,裂片顶端宽,稍外展,基部稍窄,最宽处约1厘米。

In accordance with the characteristics of the occurence and tectonic emplacement of the ophiolitic belt.

目前认为蛇绿混杂岩带是洋盆闭合时洋壳残片构造侵位到陆壳之中的产物,为无序层序,相当于造山带非史密斯地层学划分类型的构造混杂体类,即由构造包体和基质两大部分组成。

Ten variously substituted benzoyl peroxides were synthesized for Raman spectrometric identification both in solution (CCl 2FCClF 2) and solid state. Different to infrared spectra, Raman spectra have been proved to be a useful characterization of the highly symmetric peroxy bond in diacyl peroxides. The ν OO value ranged from 850 to 899 cm -1 varies regularly with the substituent on the phenyl ring.

合成了全氟和其它对位、间位取代的共10种过氧化苯甲酰,测定了它们的固体和溶液(溶剂为F113, CCl2FCClF2)的激光拉曼光谱,首次发现这类化合物中高度对称的过氧键有较强的特征谱带,即νOO在850至899 cm-1之间,并随取代基不同而呈现规律变化。

Through the detailed research of Ancient Wall by many samples, some local plants such as Pterocarya stenoptera are selected as basic resources for development. Based on the closed corridor and the point of view of the landscape ecol...

提出以封闭型廊道为基面,从景观生态学的角度,实现古城荆州的游憩空间重建:凸现&文化盆景城市&的特色,构建面向本市居民的环城游憩带,重组面向市外游憩者的古城资源。

Salt 8 exhibits an ICT absorption band at lmax572 nm in ethanol, which does not correspond to any of the TTF or pyridinium moieties, and obeys the Beer–Lambert law.

盐 8展品的信息和通信技术的吸收带在572 nm的lmax 乙醇,这不符合任何信托基金或吡啶基,并服从啤酒兰伯特法。

Treatments of pyrylium salts with various nucleophilic reagents allows the production of a host of functionalized derivatives.

如果各种亲核试剂与吡喃盐反应,就可制取许多种带官能基的衍生物。

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你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。