10 documents found, page 1 of 1
The interactive pedological-hydrological processes and environmental sensitivit...
Furlan, Lucas Moreira [UNESP]; Rosolen, Vania [UNESP]; Moreira, César Augusto [UNESP]; Bueno, Guilherme Taitson; Ferreira, Manuel EduardoMade available in DSpace on 2021-06-25T10:22:29Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-02-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); In seasonal flooding isolated wetlands, the degree of wetness suggests a close synergy between soil processes, landscape evolution and hydrology along space and time. Unti...
The structure of an earth-mound field of the Brazilian Savanna
Sales, Jepherson Correia; Bueno, Guilherme Taitson; Rosolen, Vânia [UNESP]; Ferreira, Manuel Eduardo; Furlan, Lucas Moreira [UNESP]Made available in DSpace on 2021-06-25T10:31:17Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-08-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); The campos de murundus (literally “mound fields”) are intriguing landscapes composed of earth-mounds. These microreliefs occur in transition areas between the plateau and ...
Kaolinite dating from Acrisol and Ferralsol: A new key to understanding the lan...
Mathian, Maximilien; Bueno, Guilherme Taitson; Balan, Etienne; Fritsch, Emmanuel; Do Nascimento, Nádia Regina [UNESP]; Selo, Madeleine; Allard, ThierryMade available in DSpace on 2020-12-12T01:19:49Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-07-01; Ferralsols and Acrisols are major types of soils of the Amazon basin observed on various landform units comprising plateau surfaces, incised hills at their edges and slopes. The present study focuses on an Acrisol developed on plateaus surfaces from northwest Amazonia and a Ferralsol from the convex hil...
Natural superficial water storage and aquifer recharge assessment in Brazilian ...
Furlan, Lucas Moreira [UNESP]; Rosolen, Vania [UNESP]; Salles, Jepherson; Moreira, César Augusto [UNESP]; Ferreira, Manuel EduardoMade available in DSpace on 2020-12-12T01:37:36Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01; Human pressure on the water resources provided by natural isolated wetlands has intensified in Brazil due to an increase in agricultural land equipped with irrigation. However, the amount of water stored in these areas and its contribution to aquifer recharge is unknown. This study aimed to quantify the...
On the link between soil hydromorphy and geomorphological development in the Ce...
Rosolen, Vania [UNESP]; Bueno, Guilherme Taitson; Mutema, Macdex; Moreira, Cesar Augusto [UNESP]; Junior, Ilio Rodarte Faria; Nogueira, GrazieleMade available in DSpace on 2019-10-06T16:14:40Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-05-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Mound fields (MF), which consist of numerous isolated mounds, are characteristic of the Cerrado wetlands of Brazil. While there are numerous studies on soil redistribution by termites and by differential particulate erosion, a new hypothesis...
Evolution of iron crust and clayey Ferralsol in deeply weathered sandstones of ...
Rosolen, Vania [UNESP]; Bueno, Guilherme Taitson; Melfi, Adolpho José; Montes, Célia Regina; de Sousa Coelho, Carla Vanessa [UNESP]Made available in DSpace on 2018-12-11T17:15:50Z (GMT). No. of bitstreams: 0 Previous issue date: 2017-11-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Extensive flat plateaus are typical landforms in the cratonic compartment of tropical regions. Paleoclimate, pediplanation, laterization, and dissection have created complex and distinct geological, geomorphological, and pedological features...
The application of U-isotopes to assess weathering in contrasted soil-water reg...
Rosolen, Vania [UNESP]; Bueno, Guilherme Taitson; Bonotto, Daniel Marcos [UNESP]Made available in DSpace on 2018-12-11T17:16:49Z (GMT). No. of bitstreams: 0 Previous issue date: 2018-02-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); This paper presents the use of U-series radionuclides 238U and 234U to evaluate the biogeochemical disequilibrium in soil cover under a contrasted soil-water regime. The a...
Combined dating of goethites and kaolinites from ferruginous duricrusts. Deciph...
Allard, Thierry; Gautheron, Cécile; Bressan Riffel, Silvana; Balan, Etienne; Soares, Bruna Fernandes; Pinna-Jamme, Rosella; Derycke, AlexisMade available in DSpace on 2018-12-11T16:51:46Z (GMT). No. of bitstreams: 0 Previous issue date: 2018-02-20; This study focuses on the dating of millimetric pisoliths from ferruginous duricrusts located in central Amazonia (Brazil), by coupling detailed mineralogy and two relevant dating methods: (i) (U-Th)/He analysis of goethites by mass spectrometry; (ii) analysis of radiation-induced defects of kaolinites ...
MAPEAMENTO DAS UNIDADES DE PAISAGEM NATURAL NA BACIA DO RIO DEMINI, AFLUENTE DO...
Guimarães, Felipe Silva; Bueno, Guilherme Taitson; Oliveira Mendes, Débora de Sena; Souza, Jorge Batista; Diniz, Alisson DuarteAs campinas e campinaranas são ecossistemas que ocupam extensas áreas na bacia do Rio Negro. Elas estão associadas a classes específicas de solos, como Gleissolos e Espodossolos, bem como condições de drenagem e formas de relevo específicas dando origem a unidades de paisagem características. Os objetivos deste trabalho são identificar e mapear as principais unidades de paisagem na região do Médio Demini, consi...
Vereda and Murundu wetlands and changes in Brazilian environmental laws: challe...
Rosolen, Vania [UNESP]; Oliveira, Diego Alves de; Bueno, Guilherme TaitsonMade available in DSpace on 2015-10-21T20:18:07Z (GMT). No. of bitstreams: 0 Previous issue date: 2015-04-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Fundação de Amparo à Pesquisa do Estado de Minas Gerais (FAPEMIG); Vereda and Murundu wetlands are widespread in the Cerrado (Brazilian savannah). The wetlands occupy topographic depressions on the flat plateau, which are permanently or seas...