litter layer的例句大全

The effects of litter layer on splash erosion in Populus davidiana woodland

山杨林地枯落物层对溅蚀的影响

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But when the litter layer reached a certain thickness, splash erosion has nothing to do with the other factors.

但当枯落物层具有一定厚度时溅蚀与其它因素无关。

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The arrow of the slope is the longest, thus, following DCCA, the second axis shows that the slope from the bottom to the top is gradually decreasing, meantime, the thickness of litter layer is increasing.

坡度的箭头长度最长，故第二轴表示样方所在的坡度，即沿着DCCA第二轴从下到上坡度逐渐减小，枯枝落叶层厚度逐渐增大。

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Water-holding capacity of litter layer for various major forest types in Lianhua Lake reservoir area

莲花湖库区几种主要林型枯落物层的持水性能

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water-holding characteristics of litter layer in different forest stands on rocky mountain region

北方石质山区典型林分枯落物层涵蓄水分特征

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The thickness of the litter layer under spruce fir was greater, the decomposition intensity was bigger, and the organic matter, total nitrogen, available phosphorus were higher, comparing with that under the pure Larix forest.

云冷杉林的枯枝落叶层的厚度和分解状况优于落叶松纯林，且有机质、全氮、速效磷含量高；

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Litter layer has important significance for improving ecological factors and raising soil fertility.

枯草层对改善碱化草原的主要生态因子和提高土壤肥力有重要的意义，为植物的生长创造了良好的条件。

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Multiple linear regression analyses showed that the coverage and height ( or depth) of canopy layer, herbaceous layer and leaf litter layer were the most important factors in determining the family richness, abundance, diversity;

多元回归分析表明，林冠层、草本层及枯落物的高（厚）度和覆盖率是决定科丰富度、个体数量、多样性和均匀度的决定因素。

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Arthropods communities were extremely significant difference among the tree layer, shrub layer, herbaceous layer and leaf litter layer, the individual number, species number, species diversity and evenness index of Arthropods were the maximum in herbaceous layer.

节肢动物群落在林冠层、灌木层、草间层和枯落物层4个垂直层次之间有极显著差异，草间层具有最高的物种数、个体数、多样性指数和均匀度指数。

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Litter layer had no distinct impact on CH4 uptake by soil.

凋落物层对该林型地表CH4的吸收没有明显的阻隔作用；

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Almost all of the seeds in the seed rain distributed on the litter layer, and there were a few seeds ( < 5%) entering the 0-5 cm soil layer, and there was no seeds beneath 5 cm soil layer.

种子雨到达地面之后，主要分布在枯枝落叶层，土壤0~5cm层有少量分布，土壤5cm以下没有种子分布；

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In Prunus mongolica Maxim seed bank, the vertical distribution of Prunus mongolica Maxim seeds mainly concentrated in the litter layer. The horizontal distribution of seeds mainly distribute in the range of 2 meter that distance to the shrub center.

在蒙古扁桃种子库中，蒙古扁桃种子的垂直分布，主要集中在枯枝落叶层里；种子的水平分布主要是在距灌丛中心2m的范围内，灌丛外种子数量明显减少。

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It is found by study on the runoff velocity in the layer of litter, that the runoff velocity was increasing with slope steepness and depth of runoff and was decreasing with increasing the thickness of litter.

本文研究了油松和山杨林枯枝落叶层对径流速度的影响，结果表明，它与坡度、径流深度成正比，与枯枝落叶厚度成反比。

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Litter is the second acting layer which can redistribute the rainfall in forest, and it also can give important effect to the soil development.

枯枝落叶层是森林植被对降雨再分配的第2作用层，也是对土壤发育具有重要影响的层次。

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The group numbers and individual density mainly live in the layer of 0~ 5 cm in the soil profile in the other habitats except for farmland, and litter removal does not considerably change the community compositions of the soil insect larvae.

除农田外，其他生境土壤昆虫幼虫群落个体密度和类群数主要集中分布在0～5cm土壤层，生境凋落物的移除对土壤昆虫幼虫群落组成影响不明显；

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Due to the soil improvement by Hippophae rhamnoides and the water retaining by litter, the soil moisture of 1~ 1.5 m layer could be easy to restore.

由于沙棘的改土作用及林地枯枝、落叶的蓄水作用，沙棘林地1～1.5m土层土壤水分恢复较好，可超过或接近荒山天然草地。

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