摘要 : We used the natural abundance of N-15 in soils in forests, pastures and cultivated lands in the Menagesha and Wendo-Genet areas of Ethiopia to make inferences about the N cycles in these ecosystems. Since we have described the his... 展开
作者 | Eshetu Z. Hogberg P. |
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作者单位 | |
期刊名称 | 《Plant and Soil》 |
总页数 | 9 |
语种/中图分类号 | 英语 / Q948 |
关键词 | Cultivation Forests N-15/n-14 ratio Pastures Soil fertility Soil Brazilian amazon basin Organic-matter Nitrogen transformations Vegetation change Isotope ratios Pasture soils N-2 fixation Forest Carbon Dynamics |
馆藏号 | N2008EPST0007310 |