搜索结果: 1-2 共查到“土壤化学 15N”相关记录2条 . 查询时间(0.054 秒)
N2O是产生温室效应的重要温室气体,热带森林土壤是全球土壤N2O的重要排放源,但因N2O生产的地下关键过程并不清楚,致使对全球热带土壤的N2O估算存在着很大的不确定性。此外,因实验室培养条件与野外原位的条件差异较大,使得实验室培养不能完全反应野外真实的土壤N2O生产的微生物过程,这给评估森林土壤N2O排放和区域性模型模拟带来了不确定性。为量化热带森林土壤N2O生产的各微生物过程(自养硝化、异养硝化...
Mineralization of nitrogen from 15N labeled crop residues at varying temperature and clay content
Rice and wheat residues straw N-mineralization immobilization
2011/2/22
A laboratory incubation experiment was carried out for 85 days to monitor the N mineralization during the decomposition of 15N labeled wheat and rice straws incorporated at 5 g kg-1 soil at varying te...