Navegação Produção Científica por Autor "Overbeck, Gerhard Ernst"

Resultados 1-20 de 24

    • 12,500+ and counting: biodiversity of the Brazilian Pampa 

      Andrade, Bianca Ott; Alvares, Diego Janisch; Becker, Fernando Gertum; Barbieri, Rosa Lia; Boldrini, Ilsi Iob; Silveira, Rosa Mara Borges da; Martins, Márcio Borges; Brito, Rosângela; Büneker, Henrique Mallmann; Buzatto, Cristiano Roberto; Costa, Cintia Fernanda da; Cavalleri, Adriano; Oliveira, Marcelo Gehlen de; Santos, Juliano Ferrer dos; Ferro, Viviane Gianluppi; Freire, Marcelo Duarte; Fontana, Carla Suertegaray; Freitas, Thales Renato Ochotorena de; Garcia, Marinês; Grings, Martin; Jarenkow, João André; Silva, Diego Costa Kenne da; Kubiak, Bruno Busnello; Lucas, Diober Borges; Gonzatti, Felipe; Maestri, Renan; Malabarba, Luiz Roberto; Martins, Diego da Silveira; Mello, Anderson Santos de; Mendonça Junior, Milton de Souza; Paludo, Patrícia; Passaglia, Luciane Maria Pereira; Petzhold, Erika Sant’Anna; Pereira, Maria João Veloso da Costa Ramos; Romanowski, Helena Piccoli; Silveira, Fernanda Schmidt; Soares, Aline Gonçalves; Sperotto, Patrícia Steiner; Tirelli, Flávia Pereira; Verrastro Viñas, Laura; Overbeck, Gerhard Ernst (2023) [Artigo de periódico]
      Knowledge on biodiversity is fundamental for conservation strategies. The Brazilian Pampa region, located in subtropical southern Brazil, is neglected in terms of conservation, and knowledge of its biodiversity is fragmented. ...

    • Are we ready to restore south brazilian grasslands? Plant material and legal requirements for restoration and plant production 

      Rolim, Rosângela Gonçalves; Rosenfield, Milena Fermina; Overbeck, Gerhard Ernst (2022) [Artigo de periódico]
      The need for grassland restoration in the State of Rio Grande do Sul (RS), Brazil, has become evident in the last two decades, when more than 1 million hectares were converted to other uses only in the Pampa region. Since ...

    • Avaliação de tratamentos com altas temperaturas na germinação de espécies campestres 

      Santarosa, Emiliano; Overbeck, Gerhard Ernst (2004) [Resumo publicado em evento]

    • Bird surveys in grasslands: do different count methods present distinct results? 

      Fontana, Carla Suertegaray; Chiarani, Eduardo; Menezes, Luciana da Silva; Andretti, Christian B.; Overbeck, Gerhard Ernst (2018) [Artigo de periódico]
      We compared two methods routinely used to conduct bird community surveys: point counts and transects. Our aim was to look for differences between these two methods regarding detection of bird richness and abundances. ...

    • Conservation biology: four decades of problem- and solution-based research 

      Fonseca, Carlos Roberto; Paterno, Gustavo B.; Guadagnin, Demétrio Luís; Venticinque, Eduardo Martins; Overbeck, Gerhard Ernst; Ganade, Gislene; Metzger, Jean Paul; Kollmann, Johannes; Sauer, Johannes; Cardoso, Marcio Zikán; Lopes, Priscila Fabiana Macedo; Oliveira, Rafael Silva; Pillar, Valerio de Patta; Weisser, Wolfgang W. (2021) [Artigo de periódico]
      Conservation biology is designed to identify pressing environmental problems and to solve them.This review evaluates the relative effort of conservation biology in problem-based and solution-basedresearch, and tests whether ...

    • Conservation of species-rich subtropical grasslands: traditional management vs. legal conservation requirements in primary and secondary grasslands 

      Torchelsen, Fábio Piccin; León Cordero, Rodrigo; Overbeck, Gerhard Ernst (2020) [Artigo de periódico]
      Land-use change is the main cause of biodiversity losses, and for grasslands includes changes in management. The last 10 years has seen afforestation of traditionally grazed grasslands increase considerably in the understudied ...

    • Distance decay 2.0 : a global synthesis of taxonomic and functional turnover in ecological communities 

      Leandro Roza, Caio Graco Rodrigues; Overbeck, Gerhard Ernst; Soininen, Janne (2022) [Artigo de periódico]
      Aim: Understanding the variation in community composition and species abundances (i.e., β-diversity) is at the heart of community ecology. A common approach to examine β-diversity is to evaluate directional variation in ...

    • Effects of Brazil's political crisis on the science needed for biodiversity conservation 

      Magnusson, William E.; Grelle, Carlos Eduardo de Viveiros; Marques, Márcia Cristina Mendes; Rocha, Carlos Frederico Duarte da; Dias, Braulio Ferreira de Souza; Fontana, Carla Suertegaray; Bergallo, Helena de Godoy; Overbeck, Gerhard Ernst; Vale, Mariana M.; Tomas, Walfrido Moraes; Silva, Rui Cerqueira; Collevatti, Rosane G.; Pillar, Valerio de Patta; Malabarba, Luiz Roberto; Lins e Silva, Ana Carolina; Neckel-Oliveira, Selvino; Martinelli, Bruno Marangoni; Akama, Alberto; Rodrigues, Domingos de Jesus; Silveira, Luis Fabio; Scariot, Aldicir Osni; Fernandes, Geraldo Wilson Afonso (2018) [Artigo de periódico]
      The effects of Brazil’s political crisis on science funding necessary for biodiversity conservation are likely to be global. Brazil is not only the world’s most biodiverse nation, it is responsible for the greater part of ...

    • Floristic and structural patterns in South Brazilian coastal grassland 

      Menezes, Luciana da Silva; Muller, Sandra Cristina; Overbeck, Gerhard Ernst (2015) [Trabalho completo publicado em evento]

    • Floristic composition, environmental variation and species distribution patterns in burned grassland in Southern Brazil 

      Overbeck, Gerhard Ernst; Muller, Sandra Cristina; Pillar, Valerio de Patta; Pfadenhauer, Jorg Sepp (2006) [Artigo de periódico]
      Em um campo regularmente queimado no Morro Santana, Porto Alegre, RS, Brasil, foram investigadas diferenças na composição florística e suas relações com as propriedades do solo, a distância da borda florestal e a exposição ...

    • Functional patterns of tree communities in natural Araucaria forests and old monoculture conifer plantations 

      Malysz, Marcelo; Muller, Sandra Cristina; Milesi, Simone Vendruscolo; Santos, Anita Stival dos; Overbeck, Gerhard Ernst (2019) [Artigo de periódico]
      A functional perspective of tree communities is helpful for understanding forest dynamics, especially vegetation recovery after other land uses. Knowledge about ecological filters and survival strategies of trees are also ...

    • Guia de plantas campestres dos Aparados da Serra 

      Boldrini, Ilsi Iob; Bordignon, Sergio Augusto de Loreto; Borges, Rafael Augusto Xavier; Vieira, Mariana de Souza; Overbeck, Gerhard Ernst; Lange, Omara (Rede Campos Sulinos, 2023) [Livro]

    • Long-term ecological research in southern Brazil grasslands: effects of grazing exclusion and deferred grazing on plant and arthropod communities 

      Ferreira, Pedro Maria de Abreu; Andrade, Bianca Ott; Podgaiski, Luciana Regina; Dias, Amanda Camara; Pillar, Valerio de Patta; Overbeck, Gerhard Ernst; Mendonça Junior, Milton de Souza; Boldrini, Ilsi Iob (2020) [Artigo de periódico]
      Grazing exclusion may lead to biodiversity loss and homogenization of naturally heterogeneous and species-rich grassland ecosystems, and these effects may cascade to higher trophic levels and ecosystem properties. Although ...

    • A primer on choosing goals and indicators to evaluate ecological restoration success 

      Prach, Karel; Durigan, Giselda; Frennessy, Siobhan; Overbeck, Gerhard Ernst; Torezan, José Marcelo; Murphy, Stephen D. (2019) [Artigo de periódico]
      We discuss aspects of one of the most important issues in ecological restoration: how to evaluate restoration success. This 􀃒rst requires clearly stated and justi􀃒ed restoration goals and targets; this may seem “obvious” ...

    • Produção e comercialização de espécies vegetais nativas ornamentais no Rio Grande do Sul : normas legais e desafios 

      Rolim, Rosângela Gonçalves; Overbeck, Gerhard Ernst; Biondo, Elaine (2021) [Artigo de periódico]
      As espécies nativas vegetais no Estado do Rio Grande do Sul (RS) estão cada vez mais isoladas em fragmentos devido especialmente à conversão dos ecossistemas naturais, pelo uso de agrotóxicos e, ainda, ameaçadas pela ...

    • Reference values and drivers of diversity for South Brazilian grassland plant communities 

      Menezes, Luciana da Silva; Ely, Cleusa Vogel; Lucas, Diober B.; Silva, Graziela Har Minervini; Vélez Martin, Eduardo; Hasenack, Heinrich; Trevisan, Rafael; Boldrini, Ilsi Iob; Pillar, Valerio de Patta; Overbeck, Gerhard Ernst (2022) [Artigo de periódico]
      The South Brazilian grasslands (Campos Sulinos) form the dominant vegetation in southern Brazil. They are species-rich ecosystems that occur under distinct geomorphological and climatic conditions but spatial variation of ...

    • Restoration of abandoned subtropical highland grasslands in Brazil : mowing produces fast effects, but hay transfer does not 

      Thomas, Pedro Augusto; Overbeck, Gerhard Ernst; Muller, Sandra Cristina (2019) [Artigo de periódico]
      Subtropical Campos Sulinos grasslands, in South Brazil, are among the most biodiverse grasslands of the world. As climatic conditions lead to high productivity, disturbance are critical to maintain their diversity. Long-term ...

    • Small seed bank in grasslands and tree plantations in former grassland sites in the South Brazilian highlands 

      Vieira, Mariana de Souza; Overbeck, Gerhard Ernst (2020) [Artigo de periódico]
      The soil seed bank can be an important source for vegetation regeneration, and data on the similarity between aboveground vegetation and the seed bank can provide information about successional pathways after disturbances ...

    • Soil seed bank in a subtropical grassland under different grazing intensities 

      Silva, Graziela Har Minervini; Overbeck, Gerhard Ernst (2020) [Artigo de periódico]
      Grazing is an important determinant for the composition and structure of grasslands; however, soil seed bank (SSB) response to grazing intensity is poorly investigated. We analyzed SSB richness and density in a subtropical ...

    • sPlotOpen : an environmentally balanced, open-access, global dataset of vegetation plots 

      Sabatini, Francesco Maria; Pillar, Valerio de Patta; Field, Richard; Overbeck, Gerhard Ernst; Bruelheide, Helge (2021) [Artigo de periódico]
      Motivation: Assessing biodiversity status and trends in plant communities is critical for understanding, quantifying and predicting the effects of global change on ecosystems. Vegetation plots record the occurrence or ...