Study on isolation methods of actinomycetes of artificial forest litter.
人工林凋落物中放线菌分离方法研究。
Forest litter was main component of forest ecosystems, it was very important for the forest ecosystems to remain its structure and function.
森林凋落物作为森林生态系统的重要组成部分，对维系森林生态系统的结构和功能具有非常重要的作用。
The mixed forest transformed net increase in forest litter layer of the soil surface allowed the small soil bulk density and larger soil porosity.
改造后的纯林内增加了土壤表面的枯枝落叶层，从而使得其内的土壤容重小，土壤孔隙度变大；
From the view of hydrodynamics, this paper studied the acting mechanism of tree, grass and forest litter on slope runoff velocity and kinetic energy.
从坡面水动力学角度研究了坡面乔木林、草本植物和林地枯落物对坡面径流流速和动能的影响机理。
Forest litter has considerable eco-hydrological effects in retarding surface runoff, trapping sediment, and equilibrating soil water and heat status.
森林凋落物具有阻滞径流、拦截泥沙和均衡土壤水热状况等功效。
Carbon stored in forest biomass, deadwood, litter and soil together is roughly 50 percent more than the amount of carbon in the atmosphere.
储存在森林生物量、枯木、垃圾和土壤中的碳量共大约相当大气中碳量的50%。
In worm-free woodlands, leaves pile up in drifts on the forest floor. Trees and shrubs in wormless places depend on litter for food.
在没有蚯蚓的林地里，落叶成堆地堆积在森林的地表，树木和灌木丛依靠枯枝落叶层生长。
Typical ambush predators, they squeeze their bodies into the forest substrate or leaf litter so only their heads protrude.
典型的埋伏型猎食者，它们将身子缩在森里底层或落叶层里只露出头部。
The process of forest material circulation, the growth of trees, and the catabolism of litter and ectomycorrhizal fungi are closely linked.
林木生长与凋落物分解代谢及菌根真菌之间存在密切联系。
Plant litter decomposition is one of the most important processes in nutrients cycling of forest ecosystem.
凋落物分解是森林生态系统中物质和能量交换的重要生态学过程。
Through the roles of interception and absorption of the canopy layer, litter layer, and root and soil layer, the benefits of flood and sediment reduction of forest vegetation are prominent.
森林植被通过林冠层、枯落物层和根系土壤层的分层拦截吸收，起到突出的减洪减沙作用。
The results above provide a scientific reference for impact of logging on function of soil and litter and low-quality forest management.
以上研究结果可为采伐对土壤和枯落物功能影响的研究和低质林经营提供科学参考。
The increased N input may influence C and N turnover during litter decomposition process by changing chemical and microbial environment in forest floor.
外源氮输入可以通过改变土壤中的化学和微生物环境影响凋落物分解过程中的碳氮周转过程。
By investigating many forest types in 4 different areas, we found that there are great differences in litter-fall in these areas which are influenced by geographical locations and forest types.
对4个地区一些典型林型凋落物进行研究表明森林年凋落量受地理位置和森林群落类型影响而存在明显差异。
The study on the same kind of forest type distributing in different regions showed that the litter-fall in low latitude is always larger than that in higher latitude.
对不同地点的同一林型的研究表明，分布在纬度低的地区森林年凋落量通常大于分布在纬度高的地区。
Collectors must not leave behind litter, contribute to forest fire, illegal hunting, etc.
采集人员必须不留下垃圾，不引起森林火灾，合法捕猎。
The litter and nutrient dynamics of Dendrocalamus latiflorus forest in Hainan were studied.
研究了海南麻竹林凋落物量及其养分动态。
There were no detailed studies on litter and forest floor of Populus davidiana and Fraxinus mandshurica in this region.
针对帽儿山林区的水曲柳、山杨两种主要林分类型凋落物以及林下凋落物层进行细致的研究较少。
The accumulation quantity of litter of Chinese fir forest and its undergrowth plant at different site indices and forest ages also existed obvious difference.
不同地位指数和不同林龄杉木及其林下植物的凋落物积累量也存在明显差异，杉木凋落物积累量随林龄的增大而增加。
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%.
本文揭示了红松原始林卫生清理后，绿色草本植物数量增加了59.1%，矮小灌木数量下降了50.95%，枯枝落叶层含量下降了24.58%。
The wilting litter of the middle aged secondary mountain poplar forest and the decomposing process of litter as well as an amount of their accumulation were analysed with changes in time.
通过对黄土丘陵区中龄山杨次生林的凋落物及其分解过程，以及蓄积量随时间变化的分析，研究了枯枝落叶层的持水和截留作用及其蓄水减沙效益。
Red squirrels cut conifer cones from trees and bury them in plant litter on the forest floor.
红松鼠会将针叶树上的果实割下来然后埋在森林地面的落叶中。
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;
林隙土壤的枯枝落叶层比林下薄，其组分主要是草本和根系盘结物且呈半分解状态；
This paper make Daqing mountain plantation and natural forest as research object, focus on different forest types of litter and soil water conservation, and make a systematically studied to them.
本文以内蒙古大青山区人工林和天然次生林为研究对象，以不同林型枯落物和土壤水源涵养为重点，对不同林地的土壤水分和枯落物特性进行了系统研究。
Habitat: Indian Pipe is found on the forest floor in the leaf litter and mold.
栖息地：水晶兰分布于森林地面的散落落叶附近和霉菌周围。
Because of the shading of wood leaf layers and litter fall, soil evaporation and the range of soil moisture contents changing were small under forest canopy.
受冠层覆盖及植被根系影响，随着树干距离的增加，土壤含水率呈减少趋势。
Because of the shading of wood leaf layers and litter fall, soil evaporation and the range of soil moisture contents changing were small under forest canopy.
受冠层覆盖及植被根系影响，随着树干距离的增加，土壤含水率呈减少趋势。
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