Zobrazeno 1 - 10
of 69
pro vyhledávání: '"José Etham de Lucena Barbosa"'
Publikováno v:
Conhecimento Online, Vol 1 (2024)
O PNLD Literário estabeleceu-se como a maior política pública de fomento à leitura no âmbito nacional, substituindo seu antecessor, o PNBE. Entre 2020 e 2021, o projeto de pesquisa “PNLD Literário 2020 – Tendências da literatura juvenil”
Externí odkaz:
https://doaj.org/article/e2de14817f90450cb6626299fe6d925c
Autor:
Telton Pedro Anselmo Ramos, Yuri Gomes Ponce de Carvalho Rocha, Silvia Yasmin Lustosa Costa, José Etham de Lucena Barbosa
Publikováno v:
Check List, Vol 16, Iss 5, Pp 1159-1164 (2020)
We provide the first record of Xiphophorus maculatus (Günther, 1866) in a river basin in the northeastern Brazil. Specimens were collected in the Jaguaribe River basin, João Pessoa, Paraíba state, Brazil. Two hundred eighty-one specimens, correspo
Externí odkaz:
https://doaj.org/article/a387353e63714ceba331bcb1099f01a3
Autor:
Evaldo de Lira Azevêdo, Rômulo Romeu Nóbrega Alves, Thelma Lúcia Pereira Dias, Érica Luana Ferreira Álvaro, José Etham de Lucena Barbosa, Joseline Molozzi
Publikováno v:
PLoS ONE, Vol 17, Iss 1 (2022)
Evaluating the conservation of aquatic ecosystems, especially those which serve to supply, has been carried out using a variety of tools. However, the perception of water quality by the local community which lives in direct contact with water resourc
Externí odkaz:
https://doaj.org/article/78146dae3487448eacb4f6b413bc344c
Autor:
Klivia Rilavia Paiva da Silva, José Etham de Lucena Barbosa, Lucineide Maria Santana, Luciana Gomes Barbosa
Publikováno v:
Acta Limnologica Brasiliensia, Vol 33 (2021)
Abstract: Aim The study analyzed the potential use of the phytoplankton functional groups as an environmental bioindicator in aquatic ecosystems of Brazilian semiarid region. Methods Using data collected over five years of a natural lagoon and two re
Externí odkaz:
https://doaj.org/article/e3835469fa144d88869bff76e1c800d2
Publikováno v:
Acta Limnologica Brasiliensia, Vol 33 (2021)
Abstract: Aim To determine the internal P loading potential of semiarid tropical reservoir sediment while verifying the driving factors that affect P release rates. Methods An experiment was performed with water and sediment from the reservoir Boquei
Externí odkaz:
https://doaj.org/article/5f20c7e15c9a4421a3fce9af474f997a
Autor:
Vanessa Virginia Barbosa, Juliana dos Santos Severiano, Dayany Aguiar de Oliveira, José Etham de Lucena Barbosa
Publikováno v:
Journal of Limnology (2020)
Phosphorus (P) is the main nutrient responsible for the harmful effects caused by the enrichment of aquatic systems, and submerged macrophytes play an important role in this process, since they can both remove and release this nutrient in environment
Externí odkaz:
https://doaj.org/article/2112bfd06cac43eab6cf70ea131fd2c8
Autor:
Ranielle Daiana dos Santos Silva, Juliana Santos Severiano, Dayany Aguiar de Oliveira, Camila Ferreira Mendes, Vanessa Virgínia Barbosa, Mathias Ahii Chia, José Etham de Lucena Barbosa
Publikováno v:
Journal of Limnology (2019)
Cyanobacteria harmful algal blooms (CyanoHABs) have become increasingly frequent and intense in public supply reservoirs as a result of eutrophication and global climate change. The semi-arid region of Brazil has a well documented history of CyanoHAB
Externí odkaz:
https://doaj.org/article/2ed23ffd6a234a81a96008d894969f01
Autor:
Patrícia Silva Cruz, Ranielle Daiana Dos Santos Silva, Dayany Aguiar de Oliveira, Leandro Gomes Viana, Daniely de Lucena Silva, José Etham de Lucena Barbosa
Publikováno v:
Revista Verde de Agroecologia e Desenvolvimento Sustentável, Vol 13, Iss 4 (2018)
O presente estudo objetivou analisar a dinâmica de grupos funcionais do fitoplâncton e a variação do grau de trofia em reservatório do semiárido brasileiro durante estiagem prolongada. O estudo foi realizado no reservatório de Cordeiro, no mun
Externí odkaz:
https://doaj.org/article/7c81b2a8c5814360b54f5046d90c3e6e
Autor:
Daniele Jovem da Silva Azevêdo, José Etham de Lucena Barbosa, Danianne Enéias Porto, Wilma Izabelly Ananias Gomes, Joseline Molozzi
Publikováno v:
Acta Limnologica Brasiliensia, Vol 27, Iss 1, Pp 60-77 (2015)
ObjectiveThe objective of this study is to evaluate whether the distribution of structural attributes of rotifers in reservoirs in the semiarid region is more strongly influenced by abiotic or biotic environmental factors (density of cyanobacteria).M
Externí odkaz:
https://doaj.org/article/243d83bf378941d09da3c96bf434e5aa
Influence of ecological filters on phytoplankton communities in semi-arid solar saltern environments
Autor:
Raiane Santos Costa, Joseline Molozzi, Luiz Ubiratan Hepp, Diógenes Félix da Silva Costa, Paulo Roberto Nunes da Silva, Renato de Medeiros Rocha, José Etham de Lucena Barbosa
Publikováno v:
Acta Limnologica Brasiliensia, Vol 27, Iss 1, Pp 39-50 (2015)
ObjectiveThis study analyzed the influence of ecological filters (abiotic variables) on the phytoplankton community in hypersaline ecosystems.MethodsThe abiotic variables measured herein were: pH, water temperature, salinity, ammonium ion, total nitr
Externí odkaz:
https://doaj.org/article/551f53a1fef54a1cb147d593e9ef989b