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forest litter     
相关语句
  森林凋落物
     The Dynamics of Forest Litter and Its Responses to Global Warming
     森林凋落物动态及其对全球变暖的响应
短句来源
     By simulating oxalic acid/oxalate concentrations in forest litter leachate,a series of experiments were conducted including one-time extraction and repeated sequential extraction,with the oxalate loading rate varying from 0 to 200 mmol kg~(-1) soil.
     模拟森林凋落物淋洗液中的草酸/草酸盐浓度范围,设计了不同浓度草酸/草酸盐溶液一次性浸提和多次连续浸提系列实验,其中的草酸(阴离子)载荷量为0~200 mmol kg-1。
短句来源
     Advances in the studies of forest litter
     森林凋落物研究进展
短句来源
     With a data set of Eurasian forest litter fall based on 471 stands, annual litterfall was estimated to be 6.53 Pgdm a-1 (1 Pg = 1015 g; dm, dry matter) in Eurasian forests, of which more than half occurred in tropical and subtropical forests, and a third in the boreal area.
     根据一个包括471个林分的森林凋落物数据库,本文对欧亚大陆森林生态系统的凋落物产量进行了估计。 结果表明:欧亚大陆森林生态系统凋落物产量为每年6.53 Pg (1 Pg = 1015g),其中二分之一发生在热带和亚热带森林,三分之一发生在寒带森林,剩余的发生在温带森林。
短句来源
     A STUDY ON THE DYNAMICS OF FOREST LITTER IN THE HABITAT OF GIANT PANDA
     大熊猫栖息环境的森林凋落物动态研究
短句来源
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  凋落物
     The subject is Chinese fir plantation, trough the manual simulation nitrogen deposition (N0, N1, N2, N3) to understand the effects of nitrogen deposition on forest litter and its decomposition process.
     N0、N1、N2、N3处理总凋落物量分别是2427.50kg.hm~(-2)、2238.17kg.hm~(-2)、2287.94kg.hm~(-2)、2429.50kg.hm~(-2),其大小顺序为N3>N0>N2>N1,各处理间差异不显著。
短句来源
     In this paper a study was made of the Picea balfouriana plantation that was regenerated in 1966 in the alpine forest region in Guagu of Heishui county of Western Sichuan,and its forest litter was collected and analysized.
     本文以四川西部高山林区黑水县寡古1966年更新的川西云杉(Picea balfouriana)人工林为研究对象,开展了凋落物的收集和分析测定。
短句来源
     The Seasonal Dynamic Analyses of Heat Values and Ash Contents of Cunninghamia lanceolata and Tsoongiodendron odorum Mixed Forest Litter
     杉木观光木混交林凋落物热值及灰分含量的季节动态分析
短句来源
     1. Study on isolation methods of actinomycetes of artificial forest litter.
     1. 人工林凋落物中放线菌分离方法研究。
短句来源
     The Dynamics of Forest Litter and Its Responses to Global Warming
     森林凋落物动态及其对全球变暖的响应
短句来源
更多       
  枯枝落叶层
     Study on Restraining Soil Evaporation by Forest Litter
     森林枯枝落叶层抑制土壤蒸发的研究
短句来源
     The Ecological Efficiency of Forest Litter
     森林枯枝落叶层的生态效能
短句来源
     Evaluation on Role of Forest Litter to Water Source Conservation  and Soil and Water Conservation
     森林枯枝落叶层涵养水源保持水土的作用评价
短句来源
     Effectiveness of forest litter to soil and water conservation
     黄土高原森林枯枝落叶层保持水土的有效性
短句来源
     The results showed that the water holding capacity of ten forest types in Ashihe-drainage basin is very high. The forest litter can hold as much as four multiples than itself. The average of that (353.70%) is higher than the countrywide average index (309.54%) of holding water rate on literature.
     研究结果表明:阿什河流域各种森林类型枯枝落叶层持水性能均较高,持水量最高可达自身重量的4倍以上,其平均水平(353.70%)高于我国森林枯枝落叶层持水性能的平均水平(309.54%)。
短句来源
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  森林枯落物
     The total amount of the nutrient elements in the forest litters is 0.176~1.534 t/ha, and the maximum water content in the forest litter is 3.9-54.0 t/ha, averaging 41.2 t/ha.
     森林枯落物营养元素总贮量0.176~1.534t/hm~2,最大贮水量3.9~54.0t/hm~2,平均41.2t/hm~2;
短句来源
     4.The effective retaining content ofthe forest litter in the Lower Reaches ofWujiangRiver is 0.5~3.0t/hm~2.
     4。 乌江下游森林枯落物的有效拦蓄水量为0.5~0.3t/hm ̄2。
短句来源
     The characteristics of rainfall interception,the rainfall distribution in forest litter and its waterholding capactity in the eastern mountainous areas of Liaoning were researched.
     本文主要研究了辽宁东部山区森林枯落物层对降雨拦蓄特征、对降雨的分配情况及自身的持水规律。
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  forest litter
The results of the extensive measurements ofCesium-137 (137Cs) in virgin soils, plants,forest litter and lake bottom sediments of AltayRegion in 1992-1995 are presented.
      
Between 72 and 88% of carbon (C) loss in forest litter decomposition returns to the atmosphere in the form of carbon dioxide.
      
The maximum annual phytomass increment was found to be 4.4 Mg ha-1 for the overstorey trees, 2.1 Mg ha-1, for the herbaceous layer and 0.7 Mg ha-1 for forest litter.
      
With ammonification, there was generally a stimulation of activity in both the forest litter (FL) and forest soil (FS) that had been exposed to glyphosate during spraying.
      
CO2 efflux from deciduous forest litter and soil in response to simulated acid rain treatment
      
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