The elevated CO2 could change the global carbon balance, it is essential to study the response of vegetation to the elevated CO2 concentration.
CO2排放量的增加将改变全球生态系统碳平衡。植物对CO2浓度增加的响应是个重要研究课题。
The results indicated the number of bacteria decreased significantly (p < 0.05) under elevated CO2 for Pinus sylvestriformis and Pinus koraiensis.
结果表明，长白赤松和红松土壤细菌数量受高浓度CO2影响显著（p < 0.05）减少；
The effects of global warming, elevated CO2, increased UV-B radiation and N deposition on litter decomposition was reviewed in this paper based on literatures.
就全球环境变化如全球变暖、大气CO2浓度升高、UV-B辐射增强、氮沉降等对凋落物分解影响的研究进展进行了综合述评。
Plant photosynthesis can acclimate to the elevated CO2 and not keep a higher rate throughout the whole season. The plant respiration may be increased by the elevated CO2.
植物的光合作用也存在对高CO2浓度的适应，不会一直维持较高的光合水平，而且植物的呼吸作用也可能会增加；
The results showed that most traits of stem bark were benefited from elevated CO2 and reduced with the increase of plant density, whether statistically significant or not.
结果表明，不论是否达到显著水平，树皮厚度、树皮基部横截面积和树皮体积均受到CO2升高的促进作用，但是受到种植密度升高的负作用。
This book provides a review, written by expert world forest scientists, of what is known about the impact of elevated CO2 and other greenhouse gases, on forest ecosystems.
这本书提供一篇回顾，以专家世界森林科学家写，在森林生态系统上知道有关举起CO2和其他温室气体的影响的情况什么。
In this paper, the effects of elevated CO2 on soil microbial community structure, soil microflora, soil respiration, soil microbial biomass, and soil enzyme activities were summarized.
本文从土壤微生物群落结构、微生物区系、土壤呼吸、微生物生物量以及土壤酶活性方面对大气高浓度CO2的响应进行了综述。
The effects of elevated CO2 concentration on dry matter allocation and nutrient contents of red birch seedlings were studied under two planting densities in controlled environment Chambers.
采用控制环境生长室研究了2个密度水平下CO2浓度升高对红桦幼苗干物质分配与营养的影响，并分析了红桦干物质分配与养分浓度的关系。
Thus, the increase in photosynthesis and the reduction in evapotranspiration due to elevated CO2 can ameliorate the negative effects of drought, and increase wheat resistance to water stress.
因而CO2浓度升高、光合速率增加和蒸散量减少会减缓干旱的不利影响，增强作物对干旱胁迫的抵御能力。
The study showed that under the double CO2 concentration, sufficient nitrogen, and no other condition stress, the ratio between root and crown can not be affected by elevated CO2 concentration.
对红皮云杉与白扦研究表明，在CO_2浓度倍增条件下，氮素营养供应充足，其他条件不受到限制时，植物的根冠比不受到大气CO_2浓度升高的影响。
Plants growing in enhanced UV-B radiation or elevated CO2 concentration may change with their physiological, morphological structure and the process of growth and development directly or indirectly.
增强的UV - B辐射和CO_2浓度升高都会直接或间接影响植物的生理、形态结构和生长发育过程。
Elevated atmospheric CO2 concentration significantly increase crops biomass, which will input more carbon into soil to affect soil carbon stability and accumulation.
大气CO2浓度升高显著增加作物生物量，从而使进入土壤的有机碳增加，这势必会影响土壤碳的稳定和积累。
The elevated highways would be equipped with noise insulation, sunray reflectors, ventilation and CO2 filtering.
高架道路将配备噪声隔板，光线反射装置、通风设施及二氧化碳过滤器。
The main impetus for climate change is the elevated concentration of CO2 in the atmosphere.
气候变化的主要动力是在空气里的被提升CO2的集中。
The main impetus for climate change is the elevated concentration of CO2 in the atmosphere.
气候变化的主要动力是在空气里的被提升CO2的集中。
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