1) forest litter dynamics
森林凋落物动态
2) forest litter
森林凋落物
1.
After sixteen years following planting, the amount, nutrient contents and turnover time of forest litter were investigated in the above five types of mixed uneven-aged stands and pure Masson Pine forest.
补植16年后,对上述5种混交林类型及马尾松纯林的森林凋落物量、养分含量及周转时间进行研究。
2.
Then, its main research contents were revealed from the viewpoints of nutrient content,accumulation and distribution of nutrient element,understory species and forest litter.
介绍了人工林养分循环的概念、研究现状,从养分元素含量、养分元素积累与分布、林下植被和森林凋落物等方面分析了人工林养分循环研究的主要内容,同时概述了人工林养分循环研究存在的问题及其发展趋势。
3.
In order to explore the effects of global warming on the decomposition rate of forest litter and the release of nutrients, an experiment was designed to decompose reciprocally forest foliar litter in two sites across climatic zones:Mt.
为了探究全球变暖对森林凋落物分解速率及养分释放的影响 ,笔者在跨气候带的大尺度下进行了森林凋落物的交互分解实验 。
3) forest litterfall
森林凋落物
1.
The main research contents including three parts: the relationship of canopy and rainfall, the temporal and spatial variability of forest litterfall and the influence of O_3 & weather factors on litterfall mass.
本研究依托中挪酸沉降综合监测项目(IMPACTS),以广东省从化市流溪河(LXH)、贵州省雷山县雷公山(LGS)、湖南省韶山市蔡家塘(CJT)3 个小流域的亚热带森林为研究对象,着重研究了酸沉降背景下林冠对大气降水的作用、森林凋落物时空变化规律以及O_3、气象因子对森林凋落量的影响。
4) forest floor litter
林下凋落物
1.
The standing pool and chemical properties of the forest floor litter in Dinghushan monsoon evergreen broadleaved forest were studied in this paper.
研究了鼎湖山自然保护区内季风常绿阔叶林林下凋落物层现存量及其化学性质，研究结果表明：１）林下凋落物现存量与年凋落物总量相当，分别为８。
5) forest litter
森林枯落物
1.
The forest litter and soil have an important action in conservation of water and soil.
森林枯落物层及森林土壤层作为森林的重要层次，对干旱地区的生态建设和植被恢复具有重要的意义。
6) forest dynamics
森林动态
1.
Simulation of forest dynamics at Songshan Mountain,Beijing.;
北京松山森林动态模拟研究
2.
Effects of plant pathogens on forest dynamics;
植物病原菌在森林动态中的作用
补充资料：森林资源(见世界森林资源、中国森林资源)
森林资源(见世界森林资源、中国森林资源)
forest resources
sen Iin ziyuon森林资源(forest resources)见世界森林资源、中国森林资源。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条