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    Air Environmental Quality Assessment of the Main Types of Greenland in Yichang City
    宜昌市城区主要绿地类型大气环境质量评价
    Inhalable Particulate Matter (PM10) Related to Different Green Cover Percentage and Greenbelt Types in Beijing
    北京城区不同绿化覆盖率和绿地类型与空气中可吸入颗粒物(PM10)
    Comparison of the community structure of soil animals from different greenbelts in Baoding city
    保定市不同绿地类型土壤动物群落结构特征研究
    Study on Eco-geographical Characteristic of Soil Animals in Main Greenlands of Changchun
    长春市主要绿地类型土壤动物的生态地理特征研究
    4) The difference of PM10 in different greenbelt types was gained in spring and autumn mainly. The value of PM10 was lower in compound plantation structure than in single structure.
    4)不同绿地类型之间PM10季节性差异主要出现在春季和秋季,并且PM10复合结构低于单一结构。
    Dust catching abilities of major afforestation tree species and catching mechanism are studied in Shanxi Agriculture University.
    本试验以山西农业大学校园为试验区,研究了主要绿化树种的滞尘能力和滞尘机理,并研究了不同绿地类型的减尘效应。
    The total vegetation quantity was 1 694.2 hm~2,with the average LAI being 7.75,and the vegetation quantity of arbor-shrub-herb and arbor-shrub communities accounted for 79.7% and 92.3% of the total,respectively,reflecting that the green space structure was dominated by arbor species and by arbor-shrub-herb and arbor-shrub community types.
    该厂区园林绿地的平均叶面积指数为7.75,总绿量为1 694.2 hm2.其中,乔-灌-草型和乔-灌型绿地的面积和绿量分别占厂区总绿地面积和总绿量的79.7%和92.3%,反映了该厂区绿化以乔木为主,乔-灌-草型和乔-灌型绿地类型占绝对优势.
    And it can meet needs of city's vegetation classification and ecological appraisement.
    合并为草地、园地与林地绿地类型时分类总精度达91.7%,可以满足城市植被分类与生态评价的需求。
    By the research on airborne microbes concentration of different greenbelts in Yuan Dynasty capital city wall relics park and its adjacent roads in September,2005,the results indicated: the concentration of airborne microbes of all greenbelts was on the trend of descend from 8 to 14 o'clock with some increasing after 14 o′clock;
    本文选择北京市元大都遗址公园,在2005年9月对公园内不同绿地类型及其旁边道路空气微生物浓度进行了对比研究,结果表明:从早晨8:00—14:00,不同类型绿地微生物浓度呈下降趋势,14:00—18:00略有升高;
    Type, quantity and layout of urban peripheral green space
    城市大环境绿地的类型、数量与分布(英文)
    Study on Dust Detention Functions of The Different Greenland
    不同绿地类型在城市中的滞尘作用研究
    Environmental Effects of Different Greenbelt Types in Yichang
    宜昌市城区不同绿地类型环境效应
    The Effects of Reducing Temperature and Increasing Humidity by Different Greenland in Urban Area
    城市不同绿地类型降温增湿效应的研究
    The Component of the Urban Green Space of Macao
    澳门绿地类型概况
    The Properties of Physics Chemistry and Microbial Characteristic of Soil of Different Green Land Types in Zheng Zhou City
    郑州市不同绿地类型土壤理化性状与土壤微生物特征研究
    2. According to the research goal, Green space landscape is divided into four types: public green space, residence green space, subsidiary green space and agriculture-forest vegetation. The analysis of the green space structure in different gradients indicates that: the spatial distribution of different green space types is asymmetrical in total area.
    2.按研究目的将绿地分为公共绿地、居住区绿地、附属绿地和农林植被四种绿地类型,对不同梯度区的绿地空间结构进行分析表明:绿地景观总体上分布极不均匀;
    Dustfalls were measured in different greenbelt types in Beijing Landscape Scientific Institute and in China Agricultural University respectively.
    并在北京市园林科研所和中国农业大学测定了不同绿地类型上的降尘量。
    3) Annual averages of PM10 were lower in compound plantation structures (arbor-shrub type, shrub-herb type, arbor-shrub-herb type, and arbor-herb type) than in single ones (lawn type, arbor type, and shrub type), however, it was lower obviously in all the sites covered with various greenbelt types when compared with road.
    3)PM10年度平均值各种绿地类型明显低于道路,复层结构(乔灌型、灌草型、乔灌草型、乔草型)低于单一结构。
    This indicated that lawn probably had the effect of suppressing dust.
    不同绿地类型中,草坪最低,裸地最高,说明草坪具有抑制扬尘的作用。
    The results above indicated that PM10 concentration could be decreased in a certain extend, and the quality of air in downtown of Beijing could be improved by increase of virescence overlay rate and making suitable greenbelt types.
    上述结果表明,提高总体绿化覆盖率和营造合理的绿地类型能够在一定程度上降低城区空气中的PM10浓度,提高空气质量。
 

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