Results 81 to 90 of about 105,152 (263)

Juvenis de carpa capim alimentados com capim teosinto e suplementados com diferentes taxas de arraçoamento Grass carp juveniles fed with teosinte grass and supplied with different feeding rates

open access: yesCiência Rural, 2008
Avaliou-se o desenvolvimento de juvenis de carpa capim (Ctenopharyngodon idella) alimentados com capim teosinto (Euchlaena mexicana) e suplementados com ração. Realizaram-se dois experimentos, de 45 dias, utilizando 240 juvenis em cada um (peso médio: 10,
Mário Leão Costa   +7 more
doaj   +1 more source

Establishing new grid‐size‐dependent attributes to rank areas of endemism for conservation priorities

open access: yesCladistics, Volume 41, Issue 5, Page 493-512, October 2025.
Abstract Delineating Areas of Endemism (AEs) is crucial for identifying priority areas for biodiversity conservation in a spatial planning framework. Endemicity Analysis in the NDM/VNDM software is one of the primary methodologies for its delineation.
Augusto Frota, Weferson Júnio da Graça
wiley   +1 more source

A review of the blood coagulation system of fish. [PDF]

open access: yes, 2018
Uma revisão do sistema de coagulação sanguínea de peixes. Hemostasia é uma função de grande importância para responder a danos e desordens da coagulação sanguínea.
OLIVEIRA, S. R., TAVARES-DIAS, M.
core  

Phytochemical and Bioactivity Profiling of Unconventional Food Plant, Boehmeria caudata Leaves: FT‐IR, GC–MS, Experimental, and In Silico Investigation

open access: yesFood Science &Nutrition, Volume 13, Issue 9, September 2025.
In this paper, we have investigated the in vitro antioxidant as well as in vivo analgesic, anxiolytic, and antidepressant activities of the methanolic extract of Boehmeria caudata leaves, alongside a phytochemical evaluation using FT‐IR and GC‐MS analysis.
Md. Liakot Ali   +9 more
wiley   +1 more source

Changes in land cover drove the recent range expansion of a tropical farmland bird

open access: yesOikos, Volume 2025, Issue 9, September 2025.
Several bird species associated with agricultural landscapes in the Palearctic and in the Nearctic (i.e. farmland birds) have been experiencing severe population declines since the 1970s, mainly due to habitat loss driven by agricultural intensification.
Luana Jéssica Ferreira   +4 more
wiley   +1 more source

Caracterí­­sticas morfométricas e rendimento corporal do suruvi Steindachneridion scriptum agrupados por sexo

open access: yesBoletim do Instituto de Pesca, 2018
A determinação do formato do corpo, razões morfométricas e rendimento corporal é importante para a caracterização das espécies e avaliação do seu potencial produtivo.
Otavio Rechsteiner MAGHELLY   +3 more
doaj  

Trophic ecology of the ichthyofauna of a stretch of the Urucu River (Coari, Amazonas, Brazil)

open access: yesActa Limnologica Brasiliensia, 2013
INTRODUCTION: The floodplains of the large Amazonian rivers are very productive as a result of seasonal fluctuations of water levels. This favors the fishes as they are provided with a wide range of habitats and food resources; AIM: In this study, we ...
Igor David da Costa   +1 more
doaj   +1 more source

Alteration of cleaner wrasse cognition and brain morphology under marine heatwaves

open access: yesFunctional Ecology, Volume 39, Issue 8, Page 1894-1905, August 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Heatwaves, exacerbated by global warming, are progressively affecting various ecosystems, with coral reefs among the most susceptible. Within these ecosystems, cleaner wrasses (Labroides dimidiatus) engage in cooperative interactions with client fish by removing ...
Beatriz Pereira   +3 more
wiley   +1 more source

Crescimento e sobrevivência de larvas de suruvi Steindachneridion scriptum nos primeiros dias de vida: influência de diferentes alimentos e fotoperí­­odos

open access: yesBoletim do Instituto de Pesca, 2018
O objetivo deste estudo foi avaliar o crescimento e a sobrevivência das larvas de suruvi, Steindachneridion scriptum, com a utilização de quatro tipos de alimento (larvas de Prochilodus lineatus, Artemia sp., farinha de peixe e ração com 40% de proteí ...
Jackson Haroldo SCHÜTZ   +3 more
doaj  

Melatonina e Peixes: Uma Revisão

open access: yesRevista Científica Multidisciplinar Núcleo do Conhecimento, 2017
Desde o surgimento da vida no planeta os seres vivos estao sujeitos a ciclos ambientais.
Cláudio Alberto Gellis de Mattos Dias   +6 more
openaire   +2 more sources

Home - About - Disclaimer - Privacy