Arid

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(15)N natural abundance of non-fixing woody species in the Brazilian dry forest (caatinga) 期刊论文
发表期刊: ISOTOPES IN ENVIRONMENTAL AND HEALTH STUDIES. 出版年: 2010, 卷号: 46, 期号: 2, 页码: 210-218
作者:  Santiago de Freitas, Ana Dolores;  de Sa Barretto Sampaio, Everardo Valadares;  Cezar Menezes, Romulo Simoes;  Tiessen, Holm
收藏  |  浏览/下载:12/0  |  提交时间:2019/11/29
Brazil  forest  isotope ecology  legumes  nitrogen-15  nitrogen cycle  rainfall  tropical vegetation  
Simulating plant productivity under different organic fertilization practices in a maize/native pasture rotation system in semi-arid NE Brazil 期刊论文
发表期刊: COMPUTERS AND ELECTRONICS IN AGRICULTURE. 出版年: 2008, 卷号: 62, 期号: 2, 页码: 204-222
作者:  Peinetti, H. Raul;  Menezes, Romulo S. C.;  Tiessen, Holm;  Marin, Aldrin M. Perez
收藏  |  浏览/下载:11/0  |  提交时间:2019/11/28
crop model  modeling  manure  subsistence agriculture  nitrogen  
Organic fertilization of potato with manure and, or, Crotalaria juncea. I - Long term plant productivity and soil nutrient stocks 期刊论文
发表期刊: REVISTA BRASILEIRA DE CIENCIA DO SOLO. 出版年: 2007, 卷号: 31, 期号: 1, 页码: 39-49
作者:  da Silva, Tacio Oliveira;  Cezar Menezes, Romulo Simoes;  Tiessen, Holm;  de Sa Barreto Sampaio, Everardo Valadares;  Salcedo, Ignacio Hernan;  da Silveira, Luciano Marcal
收藏  |  浏览/下载:35/0  |  提交时间:2019/11/28
entisol  semi-arid region  Solanum tuberosum  nitrogen  phosphorus  potassium