Results 141 to 150 of about 172,996 (312)

Integrative taxonomy reveals four new species of the armoured catfish genus Pareiorhina (Siluriformes: Loricariidae) from the upper Paraná River basin, Brazil

open access: yesJournal of Fish Biology, EarlyView.
Abstract Four new species of the small‐sized armoured catfish genus Pareiorhina are described from mountain ranges in the Grande River drainage, upper Paraná River basin, based on morphological and molecular species delimitation methods. Molecular analyses based on the cytochrome oxidase subunit I (COI) marker recovered Pareiorhina as polyphyletic ...
Pedro L. C. Uzeda   +6 more
wiley   +1 more source

A new catfish species of Microcambeva Costa & Bockmann, 1994 (Siluriformes: Trichomycteridae) from southern Brazil, with a redescription of M. ribeirae Costa, Lima & Bizerril, 2004

open access: yesJournal of Fish Biology, EarlyView.
Abstract Among the few species of Microcambeva reported as occurring in more than one hydrographic basin, M. ribeirae has been previously listed from both the Ribeira de Iguape and the Guaraqueçaba basins. However, morphological and molecular analyses revealed that the specimens from Guaraqueçaba represent a new species, which is described in this ...
Lucas S. de Medeiros   +6 more
wiley   +1 more source

Non‐native pink salmon Oncorhynchus gorbuscha carcasses benefit native benthic macroinvertebrates

open access: yesJournal of Fish Biology, EarlyView.
Abstract The invasion of the North Atlantic by pink salmon Oncorhynchus gorbuscha has raised concerns regarding their impact on coastal rivers. Although the influence of marine‐derived nutrients from returning adult O. gorbuscha on rivers in their native range has received much attention, the ecological consequences of invasive O.
Hui Wei   +9 more
wiley   +1 more source

Contribuição da pesquisa florestal para um ecossistema em extinção: floresta atlântica do Nordeste do Brasil. [PDF]

open access: yes, 2013
Neste levantameno procurou-se inserir os aspectos naturais e sociais no processo historico do desenvolvimento da ocupacao dessa regiao, principalmente na faixa da Floresta Atlantica.
HOEFLICH, V. A., REGO, G. M.
core  

A new Hyphessobrycon (Characiformes: Acestrorhamphidae) of the Hyphessobrycon agulha lineage of Hyphessobryconinae from the lower Aripuanã basin, Brazil, with comments about the lineage

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of Hyphessobrycon is described from a tributary of Rio Jatuarana, lower Rio Aripuanã basin, Rio Madeira basin, Apuí, Amazonas. The new species is part of the Hyphessobrycon agulha lineage, with the typical midlateral narrow black stripe immediately followed dorsally by an iridescent stripe.
Tiago C. Faria   +3 more
wiley   +1 more source

Desenvolvimento de análogos de carne à base de proteína vegetal por extrusão húmida

open access: yes, 2023
This thesis is the result of the curricular internship carried out within the scope of the master’s degree in food engineering at the Escola Superior de Biotecnologia of the Universidade Católica Portuguesa in Porto at the company New Foods Company, in Maia, between February 1st and July 5th, 2023.
openaire   +1 more source

Impacto ambiental do regulador de crescimento vegetal paclobutrazol. [PDF]

open access: yes, 2017
Capítulo 1. Paclobutrazol - Regulador de Crescimento Vegetal. Capítulo 2. Xenobióticos e seus Impactos Ambientais. Capítulo 3. Efeito de Paclobutrazol na Microbiota do Filoplano de Mangueiras. Capítulo 4.
FAY, E. F., SILVA, C. M. M. de S.
core  

Reproductive plasticity and environmental tolerance of invasive African catfish (Clarias gariepinus) in a tropical Brazilian river

open access: yesJournal of Fish Biology, EarlyView.
Abstract Invasive alien species (IAS) pose a significant threat to biodiversity, particularly when endowed with high ecological and reproductive plasticity. The African catfish, Clarias gariepinus, is one such species, widely recognized for its ability to colonize and establish in diverse tropical ecosystems.
Michelle Torres Dumith   +1 more
wiley   +1 more source

Produção e morfologia do capim de Rhodes em seis maturidades

open access: yesScientia Agricola, 2001
O manejo adotado para as gramíneas forrageiras afeta sua morfologia, traduzida em porcentagem de folhas, hastes e material morto assim como sua produção de matéria seca.
Luis Fernando Monteiro Tamassia   +4 more
doaj  

Avaliação da temperatura do solo em três profundidades, sobre diferentes coberturas vegetais em latossolo amarelo muito argiloso do Oeste paraense. [PDF]

open access: yes, 2015
A temperatura do solo está relacionada com os processos de interação solo-planta. Devido à importância da temperatura do solo para os vegetais, objetivou-se estudar a temperatura no perfil do solo em diferentes profundidades em solo nu e com duas ...
MARTINS, I. C. T.   +4 more
core  

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