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- artificial forest ecosystem 人工林生态系统
- Millipedes is an important decomposer in the forest ecosystem. 马陆是森林生态系统重要的分解者,在帽儿山林区,马陆摄食量随温度的升高而增加。
- Water conservation functions of several artificial forest ecosystems in semiarid region of western Liaoning Province 辽西半干旱区几种人工林生态系统涵养水源功能研究
- The forest coverage was high,but the forest ecosystem was weak. 森林覆盖率较高,但森林生态系统较为脆弱;
- Here the micro-scare varies from a building to a city or a forest ecosystem. 这里的微小尺度小到单一建筑物大到一座城市或一森林生态系。
- A Preliminary Study on Community Characteristics of Corticolous Lichen in Forest Ecosystem in Eastern Altay Mts. 阿勒泰东部山区森林生态系统树生地衣群落特征的初步研究。
- A valuation study on the indirect values of forest ecosystem in Changbaishan Mountain Biosphere Reserve of China. 长白山自然保护区森林生态系统间接经济价值评估。
- Silvan area culmination of Italy like that forest occupy 79% , artificial forest occupy 2.. 意大利的森林面积中天然林占79%25;人工林占2.
- Sulfur Fractions in Typic Udalfs in Forest Ecosystem in Mt. Lushan as Affected by Acid Deposition. 酸沉降影响下庐山森林生态系统土壤硫形态分布研究。
- Influence of thinning on soil fertility in artificial forests. 抚育间伐对人工林土壤肥力的影响。
- Artifical improvement of soil fertility in a regraded forest ecosystem by using municipal sewage sludge. 城市污泥对退化森林生态系统土壤的人工熟化研究。
- Decomposition processes of Tilia amurensis leaves in the Changbai Mountain forest ecosystem. 长白山森林生态系统中椴树叶分解进程的研究。
- Study on the initial planting density and its adjustment of Pinus sylvestris var. Mongolica Litvin. Artificial forest in the sand land. 沙地樟子松人工林初植密度及其调控研究。
- The total N 2O emission from forest ecosystem may be underestimated if plants can emit N 2O under natural condition. 如果树木在自然状态下能排放N2 O ,那么森林生态系统的N2 O排放可能被低估。
- Insect (Lepidoptera) faunas of artificial forest deprived from farmland have been investigated in the Weibei gully test region of the Losee Plateau. 摘要对黄土高原南部的渭北沟壑区退耕还林还草后的昆虫区系进行了调查研究。
- Similarly, some forest ecosystem models have suggested that rapid and extensive diebacks of certain trees could occur over much of their current range. 与此类似,一些森林生态模型已经显示,一些树木的迅速广泛的消失可能会超出目前的范围。
- Lin T.C. 1999.Acid deposition and forest ecosystem sensitivity in Taiwan .In Bashkin V. and Park S. 林登秋1998.;台风对台湾森林生态系的影响。
- Various forest ecosystem services should be considered when selecting tree species for implementation of SLCP. 对于森林恢复途径和树种的选择,需要考虑未来林分的多种生态系统服务功能。
- This paper concerns water situation,soil constitution,PH value,organic matter content and humic composition of chernozem under different artificial forest. 本文对不同人工林下黑土的水分状况、土壤结构、酸碱性、有机质含量及腐殖质组成进行了研究。
- Similarly,some forest ecosystem models have suggested that rapid and extensive diebacks of certain trees could occur over much of their current range. 与此类似,一些森林生态模型已经显示,一些树木的迅速广泛的消失可能会超出目前的范围。