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- In this paper, the experimental design for monitoring methane emission flux from rice paddy in Guangzhou area with automatic sampling and analyzing system is introduced. 本文介绍了采用甲烷自动采集及分析测量系统在广州地区进行稻田甲烷排放通量监测的试验设计。
- Methane Emission Flux from Paddy Fields and Its Control in Hubei 湖北地区稻田甲烷排放量及控制措施的研究
- methane emission fluxes 甲烷排放通量
- methane emission flux CH4排放通量
- Advances in Methane Emission from Rice Paddies. 水田甲烷排放研究进展。
- In addition, wetland soils are known for methane emission, a greenhouse gas. 此外,湿地散发沼气这种温室气体,是人所共知的。
- A very strong dependence of daily methane emission on aboveground veget... 水稻生长中、后期的物质生产对甲烷排放的贡献大于前期。
- The feature of methane emission can be found by analysing methane headstream. 通过分析综放工作面瓦斯涌出源,可以了解其瓦斯涌出特征。
- Hg emission fluxes varied with Hg concentration, the different surface type, precipitation and solar radiation, etc. 测定了长春市不同类型地表汞含量及其释放通量,分析了地表汞释放通量的影响因素。
- The methane emission peak of early rice appeared in young panicle differentiation stage of rice. 早稻甲烷排放峰值出现在水稻幼穗分化期,晚稻种稻期间甲烷排放通量在水稻分蘖盛期最大。
- N2O emission fluxes before and after reclamation of Calamagrostis angustifolia wetland in Sanjiang Plain were observed in situ with static-chamber and GC methods. 利用静态箱-气相色谱法对三江平原小叶章湿地开垦前后N2O的排放通量进行了原位测定,分析了N2O通量特征及其与温度、水分等环境因子的关系。
- Evaluation of the effect of planted hybrid rice on methane emission from paddy field. 种植杂交稻对甲烷排放的影响及评价。
- Continuous Automatic Monitoring of Methane Emission from Rice Paddies in Guangzhou Area. 广州地区稻田甲烷排放连续自动监测
- Cultivation practice after fertilization enhanced the activity of methane oxidization and the methane emission. 施肥后耕作的稻田甲烷氧化活性和甲烷排放通量高于施肥后不耕作的稻田;
- The cultivation layer soil phosphatase activity and N2O emission flux appeared negative relation markedly, with correlation coefficient of 0.4660. 结果表明,耕层土壤磷酸酶活性与土壤N2O排放通量呈显著负相关,相关系数为0.;4660。
- At last, the analysis methods of soil mercury forms and emission flux of vapor phase of mercury from soil are discussed. 最后,还介绍了土壤汞形态的分析方法以及土壤挥发性汞释放通量的测量方法。
- However, without fertilization, cultivation reduced activity of methane oxidation and the methane emission, compared with that without cultivation. 耕作而不施肥的稻田甲烷氧化活性和甲烷排放通量要低于不施肥也不耕作的稻田。
- Methane emission in the freshwater marsh showed the following order: Carex lasiocarpa >Carex myeriana >Deyeuxia angustifolia. 三江平原不同植被生长的沼泽甲烷排放通量呈如下特点:毛果苔草>乌拉苔草>小叶章。
- MSW landfills are important anthropogenic methane emission source on earth.Biological oxidation is essential role in global methane cycling. 摘要垃圾填埋场是重要的甲烷气体排放源,生物氧化是全球甲烷循环的重要机制。
- Backward trajectory inversion model was established for estimating methane emission over Beijing area, with in situ data of methane measurement. 基于逆向轨迹计算和单点浓度连续观测资料建立了一个甲烷排放源的反演模式。