• 草本物种多样性指数随着海拔高度升高下降趋势

    The trend of the species diversity index of the herb layer is downward with altitude.

    www.fabiao.net

  • 群落分为乔木灌木草本

    The community can be structurally divided into arborous layer, shrub layer and herbaceous layer.

    dict.cnki.net

  • 该文采用多样性指数丰富指数均匀指数对凉水自然保护区森林群落林下灌木草本物种多样性进行研究

    Using the indices of diversity, richness and evenness, the species diversity of shrub and herb layers under forest communities in Liangshui Nature Reserve was studied in this paper.

    www.dictall.com

  • 草本盖度物种数偏低

    Herb layer coverage density was lower and the species fewer.

    dict.chla.com.cn

  • 最后,建立灌木草本十二种主要植物生长量与环境因子数学模型。

    Then the coverage and density equations of shrub layer, herb layer and main twelve plants are found by method of stepwise regression.

    dict.cnki.net

  • 灌木乔木草本物种多样性依次递减

    The species diversity decreases from shrub, tree to herb layer.

    www.magsci.org

  • 整体来看,植物丰富度指数多样性指数均匀度指数表现乔木灌木草本

    On the whole, Margalef index, Shannon-Wiener index, Simpson index and Pielou index appeared as herb layer shrub layer arbor layer.

    www.redlib.cn

  • 草本物种多样性DCCA环境梯度上排序后曲线效果优于海拔高程排序效果,灌木相反

    The fitted curve of both diversity and richness of herb layer with DCCA axis 1 was more significant than that fitted with altitudinal gradient, while that of shrub layer showed the opposite trend.

    dict.cnki.net

  • 通过对废弃采石场以及裸岩山地自然植被调查,结果表明宁波市石宕裸岩的主要乔木树种20灌木树种30草本11种,植物6种。

    Investigation on natural vegetation at open pit and bare rock in Shitang, Ningbo demonstrated that there are 20 tree species, 30 shrub species, 11 herb species and 6 extrasturatum plants.

    dict.cnki.net

  • 植物草本种类经过色谱分离技术(TLC)鉴别

    Its herbal plant species through TLC separation technology (TLC) identification.

    www.youdict.com

  • 林隙土壤的枯枝落叶林下组分主要草本根系盘结物且呈分解状态

    The litter layer in forest gaps was thinner than that under the canopy, the composition of the litter layer was herb remains and root twister while that was in half decomposition;

    dict.cnki.net

  • 本文揭示了红松原始林卫生清理绿色草本植物数量增加了59.1%,矮小灌木数量下降了50.95%,枯枝落叶含量下降了24.58%。

    The paper concerns in virgin Korean pine forest, after sanitation cutting, the herb increases 59.1%, the shrub decreases 50.95%, the litter decreases 24.58%.

    dict.cnki.net

  • 乔木灌木物种丰富度物种多样性指数明显大于草本

    The species richness and species diversity index of the tree layer and shrub layer were obviously bigger than those of the herb layer.

    www.dictall.com

  • 影响斑块大小形状主要因素斑块上方草本盖度乔木盖度可能影响到苔藓斑块质量

    Herb cover and arbor cover maybe the main factors influenced patch size and patch shape, and the arbor cover maybe influenced quality of the patch.

    dict.cnki.net

  • 灌木草本苔藓具有很强持水能力尤其是苔藓,高达314.61%,说明灌木草本苔藓在对降水吸收截留方面发挥着很大作用

    Also, the capacity of each layer of shrub, herbage and moss layer is very big, especially moss layer (314.61%), they all play very important part in absorbing rainfall.

    dict.cnki.net

  • 草本生物量减少落物覆盖厚度增大

    The biomass of herb layer is reducing and the thickness of litter is increasing.

    www.fabiao.net

  • 灌木种数减少草本种数增加

    The plant species in bush layer reduced, while the herbaceous layer plant species increased.

    dict.cnki.net

  • 乔木灌木草本灰分含量依次增加GCVAFCV则依次降低

    The mean ash content increased in an order from tree layer, shrub layer to herb layer, while those of GCV and AFCV decreased.

    dict.cnki.net

  • 说明人为中度干扰有利于草本更新但是不利于灌木更新

    It is show that the medium artificial interferences to be helpful for herb layer renewing, but unhelpful for shrub layer.

    dict.cnki.net

  • 草本物种组成相似性海拔上升无明显变化趋势。

    Similarity of forest community species composition of herb layer did not change evidently.

    www.fabiao.net

  • 草本最小取样面积动态主要s影响乔、灌木最小取样面积变化则与J紧密相关

    The minimum sample area of the herb stratum is mainly affected by s but those of the tree and shrub stratum are mainly affected by J.

    dict.cnki.net

  • 结果表明:(1 )影响乔木、灌木草本植被格局变化首要因子都是地形特征

    The results are as following: (1)The topographic characteristics are critical for the spatial variations of vegetation.

    dict.cnki.net

  • 草本层灌木多样性昆虫天敌类群,尤其是寄生天敌类群明显影响

    Natural enemy insect group, especially Parasitical natural enemy insect community is greatly influenced by the diversification of herbage and shrub layer.

    dict.cnki.net

  • 草本外来植物影响程度大于灌木外来植物影响程度。

    The influence of exotic in herb is more grave than in shrub.

    www.dictall.com

  • 物种综合多样性与其草本物种多样性呈一定相关关系

    The relationship between species integrated diversity and species diversity of herb layer is according with positive correlation.

    www.fabiao.net

  • 植物群落各物种多样性环境梯度变化敏感草本其次灌木乔木敏感程度要小的多。

    With the change of species diversity, the herb layer is the most sensitive layer along environmental gradient, followed by the shrub layer, and the tree layer is the least.

    www.fabiao.net

  • 灌木草本地下部分地上部分比值海拔升高均呈增加减少趋势。

    The ratio between underground biomass and aboveground biomass of shrub and herb layer increases first, and then decreases with the rising of elevation.

    yan.sicau.edu.cn

  • 草本的物种数低于520个22个地的草本盖度低于15

    There were 22 plots whose herb layer total cover density less than 15 and 20 plots whose herb layer species less than 5.

    dict.chla.com.cn

  • 优势种平均干重热值灰分热值都表现藤本>乔木1>乔木2>灌木>草本

    The GCV and ash-free caloric value (AFCV) decreased in the following order: lianas, tree layer 1, tree layer 2, shrub layer and herb layer. The AFCV differed among various components.

    dict.cnki.net

  • 优势种平均干重热值灰分热值都表现藤本>乔木1>乔木2>灌木>草本

    The GCV and ash-free caloric value (AFCV) decreased in the following order: lianas, tree layer 1, tree layer 2, shrub layer and herb layer. The AFCV differed among various components.

    dict.cnki.net

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