Results 21 to 30 of about 1,199,789 (259)

Leptohyphidae (Insecta: Ephemeroptera) from Northeastern Brazil [PDF]

open access: yes, 2011
New records of Leptohyphidae for Northeastern Brazil are provided. Previously, only Tricorythopsis bahiensis Dias, Salles & Ferreira had been recorded in this region, but we now record one species of Amanahyphes Salles & Molineri, one of Leptohyphes ...
Belmont,EL   +11 more
core   +1 more source

Ocular sequelae of congenital toxoplasmosis in Brazil compared with Europe [PDF]

open access: yes, 2008
Toxoplasmic retinochoroiditis appears to be more severe in Brazil, where it is a leading cause of blindness, than in Europe, but direct comparisons are lacking.
Bahia Oliveira LM   +37 more
core   +1 more source

Mechanisms controlling surface water quality in the cobras river sub-basin, northeastern Brazil. [PDF]

open access: yes, 2017
Stream water quality is dependent on many factors, including the source and quantity of the streamflow and the types of geology and soil along the path of the stream. This study aims to evaluate the origin and the mechanisms controlling the input of ions
LIMA-FILHO, F. P.   +17 more
core   +1 more source

Recent Dune Migration Along the Coastal Plain of Canoa Quebrada, Ceará State, Northeast Brazil

open access: yesJournal of Environmental Geography, 2019
In the coastal area of Ceará State, northeast Brazil, there are large mobile dunefields, including barchans, barchanoid dunes and sandsheets. The migration rate of these dunes, as measured by several studies, varies between 32 m/y and 9 m/y.
Pedrosa Adriana Albuquerque   +3 more
doaj   +1 more source

Apicultural flora calendar for producers in the municipality of Major Izidoro, Alagoas

open access: yesDiversitas Journal, 2021
Resource availability and bee production in a particular locality are directly related to the floristic cover of the grazing area around the area where the hives are located. Therefore, the present work aimed to collect and identify
Cézar Augusto Tavares Alves   +1 more
doaj   +1 more source

Checklist of Sapotaceae in Northeastern Brazil [PDF]

open access: yes, 2013
The Sapotaceae are a pantropical family of flowering plants composed of approximately 1,250 species. In Brazil, the Sapotaceae are represented by 11 genera and 231 species, 86 of which have been registered in the region of northeastern Brazil. This paper
Marccus Alves   +6 more
core   +3 more sources

Description of the East Brazil Large Marine Ecosystem using a trophic model

open access: yesScientia Marina, 2008
The objective of this study was to describe the marine ecosystem off northeastern Brazil. A trophic model was constructed for the 1970s using Ecopath with Ecosim.
Kátia M.F. Freire   +2 more
doaj   +1 more source

Seasonally Dry Tropical Forests in Northeastern Brazil, First Edition - Abstracts

open access: yes, 2019
In 2019, From 27 to 29 of June, researchers from Brazil and United Kingdom gathered in the city of Fortaleza to discuss biodiversity and ecology of the Caatinga dry forests.
Seasonally Dry Tropical Forests in Northeastern Brazil, First Edition (8202536)
core   +1 more source

Precipitação na Cidade de Salvador: Variabilidade Temporal e Classificação em Quantis

open access: yesRevista Brasileira de Meteorologia
Resumo Este trabalho tem como objetivo contribuir com o estudo da precipitação na cidade de Salvador–BA. Os totais mensais de precipitação obtidos pelo Instituto Nacional de Meteorologia no período de 51 anos (1961-2011) fundamentaram esta pesquisa.
Ana Paula Paes dos Santos   +5 more
doaj   +1 more source

Presence of the collared peccary Pecari tajacu (Artiodactyla, Tayassuidae) in the far northeast of its Brazilian distribution [PDF]

open access: yesNeotropical Biology and Conservation, 2019
The collared peccary Pecari tajacu (Artiodactyla, Tayassuidae) is widely distributed and included in the Least Concern (LC) category by the IUCN assessment.
Paulo Henrique Marinho   +2 more
doaj   +3 more sources

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