Results 61 to 70 of about 362,357 (213)

Estudo petrográfico da tecnologia cerâmica Guarani no extremo sul de sua distribuição

open access: yesRevista de Arqueologia, 2009
Este trabalho constitui o primeiro estudo comparativo de cortes finos de cerâmica arqueológica procedente de diferentes sítios Guarani da região do rio Paraná inferior, iniciando com ele uma base cumulativa de dados.
Maricel Pérez   +4 more
doaj   +1 more source

Behavioral aspects and predation of seeds of Cardiospermum grandiflorum Swartz (Sapindaceae) by Cissoanthonomus tuberculipennis Hustache (Coleoptera: Curculionidae) [PDF]

open access: yes, 2013
For the first time in Brazil, the weevil Cissoanthonomus tuberculipennis Hustache, 1939 (Coleoptera: Curculionidae) are reported preying on seeds of Cardiospermum grandiflorum Swartz (Sapindaceae).
Lampert, Silvana   +3 more
core   +2 more sources

A amostragem estratificada aprimora a compreensão das redes entre morcegos e frutos na Mata Atlântica meridional

open access: yesOikos, EarlyView.
Few studies have sought to understand the vertical patterns of bat–fruit systems, and therefore, it is not possible to evaluate whether interpretations based on data collected from a single stratum adequately represent the interaction patterns of this system. In this context, we evaluated the dissimilarity in the assemblage of frugivorous bats, plants,
Karolaine Porto Supi   +3 more
wiley   +1 more source

O uso das terras no sul do Brasil: uma análise a partir de indicadores de localização

open access: yesRevista de Economia e Sociologia Rural, 2006
Esse artigo analisa o uso das terras no Paraná, Santa Catarina e Rio Grande do Sul, no período de 1975 a 1995, a partir da análise regional. Foram utilizados indicadores de localização e especialização tendo como variável a área em hectares ocupadas nos ...
Jandir Ferrera de Lima   +7 more
doaj   +1 more source

CLOFFAR - update 3 - supplement to Checklist of the Freshwater Fishes of Argentina [PDF]

open access: yes, 2017
In May 2016 we have published the second update to CLOFFAR and in these few months a total of 22 changes have summed up. The total number of fishes known from the freshwaters of Argentina has increased to 538, caused by one new Hoplias and 13 first ...
Koerber, Stefan   +2 more
core  

Medicina da noite: da Cronobiologia à prática clínica [PDF]

open access: yes, 2008
Resenha do livro: MEDICINA DA NOITE: DA CRONOBIOLOGIA À PRÁTICA CLÍNICA. Jansen JM, Lopes AJ, Jansen U, Capone D, Maeda TY, Noronha A, Magalhães G, organizadores.
FISCHER, Frida Marina   +4 more
core   +2 more sources

Potential distribution and susceptibility of Coffea arabica L. to climate change impacts

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Ecological niche models (ENMs) are vital for understanding the impact of historical factors on ecosystems and predicting future climate change scenarios. These models help assess how environmental shifts affect agricultural species like coffee, which supports millions of people globally.
Yuliana Grisel García‐Martínez   +1 more
wiley   +1 more source

Five new species of genus Astyanax Baird & Girard, 1854 from Rio Iguaçu, Paraná, Brazil (Ostariophysi, Characiformes, Characidae)

open access: yesBrazilian Journal of Biology
Five new species of the Neotropical characiform genus Astyanax Baird & Girard are described from Rio Iguaçu at the border of Paraná and Santa Catarina states, southeastern Brazil and Astyanax gymnogenis Eigenmann is redescribed.
JC. Garavello, FAA Sampaio
doaj   +1 more source

Polimorfismo molecular em Lonchocarpus cultratus (Fabaceae) de áreas ripárias de reflorestamento natural no alto rio Paraná, Brasil - DOI: 10.4025/actascibiolsci.v26i3.1596

open access: yesActa Scientiarum: Biological Sciences, 2008
No Sul e Sudeste do Brasil, Lonchocarpus cultratus (Vell.) A.M.G. Azevedo e H.C. Lima é uma espécie arbórea importante para o reflorestamento natural, incluindo áreas ripárias.
Renata de Souza Panarari   +7 more
doaj   +1 more source

A modeling of the carbon-nitrogen cycle transport at Igap\'o I Lake - Londrina, Paran\'a, Brazil

open access: yes, 2010
This work is a contribution to better understand the effect that domestic sewage discharges may cause in a water body, specifically Igap\'o I Lake, in Londrina, Paran\'a, Brazil.
Cirilo, Eliandro Rodrigues   +3 more
core   +2 more sources

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