CAATINGA

作品数：21被引量：8H指数：2
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Erosion on marginal slopes of unpaved roads in semi-arid Brazil,and the role of Caatinga vegetation in sediment retention and disconnectivity
《Journal of Arid Land》2025年第4期500-514,共15页Teresa Raquel Lima FARIAS Maria Thereza Rocha CHAVES Cicero Lima de ALMEIDA Pedro Henrique Augusto MEDEIROS José Carlos de ARAÚJO Joaquín NAVARRO-HEVIA 
the National Council for Scientific and Technological Development (CNPq) for funding the field studies and for the research productivity fellowship (CNPq/PQ) awarded to Pedro Henrique Augusto MEDEIROS and José Carlos de ARAúJO;the Coordination for the Improvement of Higher Education Personnel (CAPES) for the doctoral scholarship awarded to Teresa Raquel Lima FARIAS (2117/13-4);the Foundation for the Support of Scientific and Technological Development in the State of Ceará (FUNCAP) for the master scholarship awarded to Maria Thereza Rocha CHAVES。
Vegetation plays a major role in soil protection against erosion effects,and studies have also highlighted its importance in retaining sediments from roadside slopes.Yet,hydro-sedimentological studies under natural pr...
关键词：erosion control road erosion road slopes road impact sediment retention slope restoration 
The Phytochemical Profile and Photoprotective Potential of Bark and Leaves of Erythrina velutina Willd.—A Medicinal Species from the Caatinga Region of Brazil
《Journal of Biosciences and Medicines》2023年第12期325-342,共19页Bruno de Almeida Andrade Allan Jonathan Chernichiarro Corrêa Ana Klarissa Soares Gomes Patrícia Maria da Silva Neri Cruz Aline Michaele de Saint-George Albuquerque Cheron Valerium Thijan Nobre de Almeidae Castro Décio Henrique Araújo Salvadôr de Mello Cláudia Sampaio de Andrade Lima Ricardo Yara Elba Lúcia Cavalcanti de Amorim 
The use of medicinal plants as therapeutic and economic resources has been on the rise in recent years. In Brazil, however, increasing doubt is being cast on the quality of these products, owing to the prevalence of a...
关键词：PHYTOCHEMICAL CAATINGA PHYTOCHEMISTRY Sun Protection Factor (SPF) 
Estimation of aboveground biomass of arboreal species in the semi-arid region of Brazil using SAR(synthetic aperture radar)images
《Journal of Arid Land》2023年第6期695-709,共15页Janisson B de JESUS Tatiana M KUPLICH Íkaro D de C BARRETO Fernando L HILLEBRAND Cristiano N da ROSA 
The Caatinga biome is an important ecosystem in the semi-arid region of Brazil.It has significantly degraded due to human activities and is currently a region undergoing desertification.Thus,monitoring the variation i...
关键词：CAATINGA tropical dry forest coherent and incoherent attributes C-band Sentinel-1 
Lithic soils in the semi-arid region of Brazil:edaphic characterization and susceptibility to erosion
《Journal of Arid Land》2022年第1期56-69,共14页Carlos R PINHEIRO JUNIOR Conan A SALVADOR Tiago R TAVARES Marcel C ABREU Hugo S FAGUNDES Wilk S ALMEIDA Eduardo C SILVA NETO Lúcia H C ANJOS Marcos G PEREIRA 
funded in part by the Coordination for the Improvement of Higher Education Personnel,Brazil(CAPES;Finance code 001);the Carlos Chagas Filho Foundation for Supporting Research in the State of Rio de Janeiro,FAPERJ.Tiago R TAVARES was funded by the São Paulo Research Foundation(FAPESP;2020/16670-9).
Soils(Leptosols or Epileptic Regosols)with lithic contact at a depth of 50 cm occupy almost 20%of the Brazilian semi-arid region.These lithic soils are susceptible to erosion due to faster saturation of water-holding ...
关键词：Caatinga biome DRYLANDS erosive processes leptosols soil degradation 
Temporal and phenological profiles of open and dense Caatinga using remote sensing:response to precipitation and its irregularities
《Journal of Forestry Research》2021年第3期1067-1076,共10页Janisson Batista de Jesus Tatiana Mora Kuplich íkaro Daniel de Carvalho Barreto Cristiano Niederauer da Rosa Fernando Luis Hillebrand 
National Council for Scientific and Technological Development(CNPq);the Coordination of Superior Level StaffImprovement-Brazil(CAPES)。
Caatinga is a typical biome of Brazil's semiarid regions and subject to climate changes.Research is needed on the relation of its features to climate events.This study analyzed the infl uence of rainfall and its irreg...
关键词：SEMIARID Tropical dry forest NDVI MODIS Phenopix 
Small-scale edaphic heterogeneity as a floristic-structural complexity driver in Seasonally Dry Tropical Forests tree communities
《Journal of Forestry Research》2020年第6期2347-2357,共11页Cle´ber Rodrigo de Souza Jean Daniel Morel Alisson Borges Miranda Santos Wilder Bento da Silva Vinı´cius Andrade Maia Polyanne Aparecida Coelho Vanessa Leite Rezende Rubens Manoel dos Santos 
To Federal University of Lavras,Foundation for the Support to the Researches in Minas Gerais(FAPEMIG),Brazilian National Council for Scientific and Technological Development(CNPq)and to Coordination for the Improvement of Higher Education Personnel(CAPES)for all the support.
Our work aimed to test the hypothesis that soil microscale heterogeneity act as a community ecological driver,increasing diversity and promoting structural shifts on the Seasonally Dry Tropical Forest(SDTF)tree commun...
关键词：Caatinga domain Edaphic variables SPROUTING Sedimentary Caatinga 
Isolation of Filamentous Fungi from the Caatinga Region and Production of Amylolytic Enzymes of Great Industrial Interest
《Journal of Biosciences and Medicines》2020年第11期152-164,共13页Ingrid Cristina Soares Amorim Gessica Oliveira Marinho Tarcisio Michael Ferreira Soares de Oliveira Juan Pedro Bretas Roa Arlete Barbosa dos Reis David Lee Nelson Thiago Machado Pasin Vivian Machado Benassi 
The industrial importance and the high cost of the commercial amylase require the study of microorganisms that produce these enzymes. For this reason, the objective of this work was to isolate filamentous fungi from a...
关键词：Amylolytic Enzyme BIOPROSPECTING Filamentous Fungi Industrial Interest 
Improving wood volume predictions in dry tropical forest in the semi-arid Brazil
《Journal of Arid Land》2020年第6期1046-1055,共10页Robson B de LIMA Patrícia A B BARRETO-GARCIA Alessandro de PAULA Jhuly E S PEREIRA Flávia F de CARVALHO Silvio H M GOMES 
the National Council for Scientific and Technological Development-CNPq for granting financial support to the project(484260/2013-8).
The volumetric variability of dry tropical forests in Brazil and the scarcity of studies on the subject show the need for the development of techniques that make it possible to obtain adequate and accurate wood volume...
关键词：volume modeling minimal sample size CAATINGA Spurr model forest management 
Unpaved rural roads as source areas of sediment in a watershed of the Brazilian semi-arid region被引量：2
《International Journal of Sediment Research》2019年第5期475-485,共11页Teresa Raquel Lima Farias Pedro Henrique Augusto Medeiros Joaquín Navarro-Hevia Jose Carlos de Araújo 
support from Coordenacao de Aperfeicoamento de Pessoal de Nível Superior(CAPES)for the scholarship granted to the first author;from the Conselho Nacional de Desenvolvimento Científico e Tecnológico,CNPq(Grant number 473061/2012-0)
Approximately 80% of the road network in Brazil is unpaved and shows evidences of a high erosion potential. In the semi-arid Caatinga Biome in the northeast of the country, a monitoring programme has been done for two...
关键词：Sediment production Caatinga vegetation Road maintenance EMBANKMENT 
Water availability drives gradients of tree diversity,structure and functional traits in the Atlantic-Cerrado-Caatinga transition,Brazil被引量：3
《Journal of Plant Ecology》2018年第6期803-814,共12页Marcela de Castro Nunes Santos Terra Rubens Manoel dos Santos Jamir Afonso do Prado Júnior José Marcio de Mello José Roberto Soares Scolforo Marco Aurélio Leite Fontes Ivan Schiavini Aliny Aparecida dos Reis Inacio Thomaz Bueno Luiz Fernando Silva Magnago Hans ter Steege 
Aims Climate and soil are among the most important factors determin-ing variation in tree communities,but their effects have not been thoroughly elucidated to date for many vegetation features.In this study,we evaluat...
关键词：climate environmental gradient soil southeastern Brazil VEGETATION 
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