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- modeling of the soil nitrogen cycle 土壤中氮循环模拟
- soil nitrogen cycle 土壤氮循环
- Any of various soil bacteria that take part in the nitrogen cycle, oxidizing ammonium compounds into nitrites or nitrites into nitrates. 硝化细菌一种参与氮环核,将氨的化合物氧化成亚硝酸盐或将亚硝酸盐氧化成硝酸盐的土壤细菌
- Effects of long-term plant Medicago sativa Linn. on soil nitrogen nutrient. 长期种植苜蓿对土壤氮素营养的作用
- Soil nitrogen cycling 土壤氮循环
- Nitrogen cycle: fix N2 into compounds useful as nutrients for plants and animals. (氮循环:固定的N2化合物作为植物和动物的营养素。
- Nitrogen turnover from grazing livestock excreta is the key process in the nitrogen cycle of pasture ecosystems. 放牧家畜排泄物氮转化是草原生态系统氮循环的关键。
- Depletion of soil nitrogen frequently leads to reduced concentrations of soluble amino and amides. 土壤氮素的减少常常导致可溶性氨基酸和酰胺浓度的降低。
- Influence of temperature and moisture on soil nitrogen mineralization under two types of forest in Changbai Moun. Tain. 温度和湿度对长白山两种林型下土壤氮矿化的影响。
- Experimental studies were carried out on the purification of eutrophic lake water by simulative dynamic experiment using immobilized nitrogen cycle bacteria. 研究结果表明,富营养化湖水经固定化氮循环细菌净化后,总氮下降72。
- There was a positive correlation between the amounts of most soil microbe and soil nitrogen content. 土壤中大多数微生物数量与土壤氮素养分含量呈正相关。
- These results indicate that the vegetation has stronger effect on soil nitrogen mineralization than soil types. 不同土地利用方式对土壤氮素矿化作用的影响强于不同土壤类型的影响。
- The priming effect of nitrogen fertilizer on soil nitrogen was studied by using waterlogged incubation method. 摘要应用淹水培养方法,研究了铵态氮肥对土壤氮素的激发效应。
- The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification. 土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
- The studies on the biogeochemistry of carbon and nitrogen, carbon and nitrogen cycle in forest ecosystems, or photosynthates supply for nitrogen assimilation and metabolism of plant indicated that carbon and nitrogen could influence each other. 不论探讨碳与氮之生物地质化学,或森林生态系碳与氮养分循环,甚至整株植物产生光合产物供给氮同化与代谢所需,都显示碳与氮彼此能相互影响。
- The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decomposition, nitrification and denitrification. 土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
- Nitrogen cycle is an important biogeochemical process in the environment.Measurement of total nitrogen (TN) is a routine experiment in researches in agriculture, biology and environmental sciences. 摘要氮循环是生物地球化学研究领域中最重要的课题之一,全氮含量的测定是农业、生物和环境等多领域研究中的常规测试项目。
- Knoepp J D,Swank W T.Using soil temperature and moisture to predict forest soil nitrogen minerlization[J].Biol.Fert.Soils,2002,36:177-182. 巨晓棠李生秀.;土壤氮素矿化的温度水分效应[J]
- An experimental study was carried out to analyze the impacts of soil nitrogen heterogeneity on the growth of a clonal plant, Zoysia japonica. 摘要通过试验分析了生境土壤氮素异质性对于克隆植物结缕草生长的影响。
- Highland soil nitrogen can enter adjacent water body via erosion and leaching, being one of the important pollutants in terrestrial water bodies. 摘要氮素是陆地水体的重要污染物之一,相邻高地土壤中的氮素经非点源途径通过河岸带进入水体。