Arid

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Nutrient availability in soil samples from shifting cultivation sites in the semi-arid Caatinga of NE Brazil 期刊论文
发表期刊: AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 出版年: 1997, 卷号: 65, 期号: 2, 页码: 177-186
作者:  Salcedo, IH;  Tiessen, H;  Sampaio, EVSB
收藏  |  浏览/下载:2/0  |  提交时间:2019/11/28
oxisol  subtractive fertilizer trial  additive fertilizer trial  N mineralization  C mineralization  
Fine root mineralization, soil organic matter and exchangeable cation dynamics in slash and burn agriculture in the semi-arid northeast of Brazil 期刊论文
发表期刊: AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 出版年: 1996, 卷号: 59, 期号: 3, 页码: 191-202
作者:  Lessa, ASN;  Anderson, DW;  Moir, JO
收藏  |  浏览/下载:4/0  |  提交时间:2019/11/28
slash and burn  ashes  fine roots  dynamics of exchangeable cations  soil organic matter  oxisol soils