Carbon and nitrogen concentrations and isotopes for the vegetation types in Brazil

A total of 6480 tree leaf samples were collected from 57 sites of the major Brazilian biomes encompassing the following main vegetation types according to IBGE (2012) classification. All samples included in this paper were analyzed at the Laboratory of Isotope Ecology of the Center for Nuclear Energy in Agriculture (CENA), University of São Paulo (USP).

总计6480个树叶样本被收集自巴西主要生物群落中的57个地点，这些地点涵盖了根据巴西地理统计局（IBGE，2012年）分类的以下主要植被类型。本文中包含的所有样本均在圣保罗大学（USP）农业核能中心（CENA）的放射性生态实验室进行分析。