查询词典 flora

Since the fact that bamboo acid's pH is in the range of 2.6~3.2,the worth of bamboo acid is to let drop. If directly sprinkleing to the flora greens stalks, the subsance will be able to cause the flora disease.

根据竹醋原液的较低pH值2.4-3.2，若直接喷洒于植物蔬菜茎叶上会使植物受到药害，将竹醋液转换成复合钙盐，降低其酸度，测定该盐的抑菌效果。

China is a large and botanically diverse country and an understanding of its flora is essential to an understanding of the flora of the world.

中国是植物多样性极大丰富的国家，对中国植物区系的研究是认知世界植物区系的重要组成部分。

The vegetation types,the plant species,the geographical component of flora,and the basic character of creature sort,quantity and distribution were analyzed in detail.Its ecological status was evaluated from different angles,such as the primitivity and endemism of flora,the transitional and typicality of zonal vegetation,the stability and diversity of ecological system,the social benefits and academic field of nature reserve.

分析了区内植被类型、植物种类、植物区系的地理成分及动物类别、数量、分布特征曰从植物区系的古老性与特有性、地带性植被的过渡性与典型性、生态系统的稳定性与生物多样性、保护区的社会服务性与学术性等角度考察了保护区的生态地位。

Among them, Tropical elements (58.14%) of epiphyllous liverworts are more abundant than its Asia elements (32.56%). The epiphyllous liverwort flora of the region reveals strong tropical nature of the liverwort flora.

在这些种类中热带成分最为丰富(58.14％)，东亚成分也占有很大比例(32.56％)，这再一次证明了大围山苔类植物区系的热带性质。3。

Tropical elements have 76 species, approximating to 39.58% of the whole liverwort flora, East Asiatic elements (including Himalaya-Japan, Sino-Himalaya and Sino-Japan) with 75 species, approximating to 39.06%. The proportion of Temperate elements are low, approximating to 10.94% of the whole liverwort flora.

大围山苔类植物区系的主要特点是种类丰富，可以划分为11种地理成分，其中热带成分比例最大(39.58％)，东亚成分略低于热带成分(39.06％)，温带成分较少(10.94％)。

The formation of Guangdong modern flora can be traced back to the development of native late Paleozoic cathaysian flora.

广东现代植物区系的形成可以追溯到本区晚古生代华夏植物群的发展。

Phytogeography which study flora geography and vegetation geography research the relation between the plant distribution and space and time. It has great meaning for studying plant distribution , flora evolve , protection and utilization of plant resources, vegetation evolve etc..

植物地理学研究植物区系地理和植被地理即植物分布与空间及时间的关系，对于研究植物的分布、区系演化、植物资源保护和利用、植被演替等均有重大的意义。

The results indicated that the seeding flora ingredients were complex, all the 15 seed plant distribution area types ocarrina in China were found, the characteritic of the distribution area types is anciently original, rich for primitive group; geography ingredients are complex and diverse, dominated by temperate zone species, the next is tropics species, indicating the characteristics of the north and south flora; with high endemic degree.

对甘肃白水江国家级自然保护区种子植物属的分布区类型进行了研究，采用样线调查和样地调查相结合的调查方法，结果表明，保护区种子植物区系成分复杂，中国分布的15个种子植物分布区类型，在栖息地均有分布，区系成分表现为起源古老，原始类群丰富；地理成分复杂多样，以温带成分为主，热带成分次之，兼有南北植物区系的特点；特有化程度高。

Results The total intestinal bacteria of Grass carp of the control group was 6.6×10^8 CFU/g ,and the dominant flora included Aeromonas, Pseudomonas and Enterobacter; After 10 d feeding on the concentration of 2.5%, 5.0% and 7.5% Chinese herb medicine compound, the total intestinal bacteria reduced to 3.0×l0^7 CFU/g, 5.0×10^6 CFU/g and 1.5×10^6 CFU/g respectively, and the dominant flora changed to F. indologenes P. alcaligenes and X. campestris.

结果 对照组鱼种肠道内的细菌总数为6.6×10^8CFU/g，其优势菌群为气单胞菌、假单胞菌和肠杆菌；投喂2.5%、5.0%和7.5%中草药复方药饵10d后，其肠道内细菌总数均有所减少，分别为3.0×10^7CFU/g、5.0×10^6CFU/g和1.5×10^7CFU/g，其优势菌群为吲哚黄杆菌、产碱假单胞菌和野油菜黄单胞菌。

The representative families are Dryopteridaceae, Athyriaceae, Polypodiaceae, Thelypteridaceae, Selaginellaceae and Aspleniaceae. The main genera are Dryopteris, Selaginella, Asplenium, Arachniodes, Pteris, Allantodia and Plagiogyria. The top families' distribution types are cosmopolitan and pantropic ones, the main genera are pantropical ones, while species distribution type belong to the east Asia type and represents the feature of subtropics transition to warm temperated areatype. As for the order of closeness, the sequence of pteridophytes floristic relations between Songyang and the adjacent regions goes as Southwest China, South China, Central China, Japan, North China, Northwest China and Northeast China. The six upland pteridophytes next to Songyang can be put into the same natural flora because of its closest relationship. But compared with other 11 upland fern flora in China, fern in Songyang is not rich enough. There are 37 species endemic to China in Songyang.

结果表明，松阳蕨类植物共有38科72属161种7变种；优势科为鳞毛蕨科、蹄盖蕨科、水龙骨科、金星蕨科、卷柏科、铁角蕨科，优势属为鳞毛蕨属、卷柏属、铁角蕨属、复叶耳蕨属、凤尾蕨属、短肠蕨属、瘤足蕨属；科的分布以世界分布和泛热带分布为主，属的分布以泛热带分布为最多，种以东亚分布类型为主，特别是中国—日本分布类型最多，表现出亚热带向暖温带过渡的特点；本区与邻近地区蕨类植物区系关系的密切程度由大到小依次为西南、华南、华中、日本、华北、西北、东北；与邻近的6个山地蕨类植物区系的亲缘关系密切，可以划为同一自然区；与国内11山地蕨类植物区系相比，松阳的蕨类植物丰富程度不高；松阳拥有37种中国特有蕨类植物及一些珍稀蕨类植物，有较高的保护价值。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。