Results 41 to 50 of about 20,785 (180)

Occurrence and distribution of sarcoptic mange in wild Neotropical canids

open access: yesMedical and Veterinary Entomology, EarlyView.
Sarcoptic mange affects most Neotropical canid species across multiple countries. It represents a widespread yet largely overlooked conservation threat with potential for cross‐species transmission. Coordinated monitoring and management efforts are needed to understand and mitigate its impacts. Abstract Sarcoptic mange, a contagious skin disease caused
Luan de Jesus Matos de Brito   +1 more
wiley   +1 more source

Ambientalização curricular no ensino superior: formação e sustentabilidade nos cursos de graduação

open access: yesActualidades Investigativas en Educación, 2017
Este ensaio apresenta a proposta de articulação curricular de cursos de graduação de licenciatura, bacharelado e tecnólogo por meio das disciplinas que congregam o eixo - ambientalização dos espaços educativos sustentáveis – como forma de apresentar a ...
Mariza Rotta   +2 more
doaj   +1 more source

TUTELA DO MEIO AMBIENTE NO BRASIL

open access: yesGralha Azul, 2021
RESUMO Ao ser realizado o presente estudo permitiu-nos procedermos ao levantamento da legislação de proteção ao meio ambiente no país, nos diferentes períodos a começar pelo Colonial com as Ordenações do Reino. O núcleo central foi o de se saber acerca das muitas leis existentes e para que elas se prestariam.
openaire   +2 more sources

Entomological surveillance of Trypanosoma cruzi vectors in Rio Grande do Norte, Brazil

open access: yesMedical and Veterinary Entomology, EarlyView.
Discontinuous entomological surveillance and persistent infestation by triatomines highlight the risk of Trypanosoma cruzi transmission. The diversity of triatomine species in the peridomicile shows the potential for colonization into the home. The wide distribution of Triatoma brasiliensis and Triatoma pseudomaculata accompanies high rates of ...
Letícia Mikardya Lima Sales   +10 more
wiley   +1 more source

Invasive pine control promotes native plant regeneration, but with limited effect in the Cerrado, Brazil

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Invasions by Pinus represent major challenges for conservation and ecological restoration, especially in open ecosystems of tropical South America, such as the Brazilian neotropical savanna (Cerrado). Objective We evaluated whether the clear‐cutting and manual removal of Pinus caribaea reduce the impacts of invasion on woody plant
Graziela de Araújo Lima   +4 more
wiley   +1 more source

Soil organisms in organic and conventional cropping systems

open access: yesScientia Agricola, 2002
Despite the recent interest in organic agriculture, little research has been carried out in this area. Thus, the objective of this study was to compare, in a dystrophic Ultisol, the effects of organic and conventional agricultures on soil organism ...
Wagner Bettiol   +4 more
doaj  

Acute and lifelong exercise modulate the tumorigenic potential of human lung cancer cells and their susceptibility to cisplatin

open access: yesExperimental Physiology, EarlyView.
Abstract The association between higher levels of physical activity and lower cancer risk and mortality is well established. However, a causal link is yet to be proven. Recent studies showed a decrease in the proliferation rates of cultured human cancer cells when the human serum used to stimulate them was conditioned by acute exercise. Here, we tested
Carlos M. Soares   +7 more
wiley   +1 more source

Alterações bioquímicas e acúmulo em pacus (Metynnis argenteus) expostos ao paclobutrazol

open access: yesScientia Agricola, 2002
O paclobutrazol, um regulador de crescimento vegetal com propriedades fungicidas, é muito utilizado na região Nordeste do Brasil em áreas de produção de frutíferas.
Claudio Martín Jonsson   +4 more
doaj  

Freshwater Biodiversity Research in Brazil: Trends from a Systematic Review and Topic Modeling

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Brazil is a megadiverse country that hosts six major biomes and a vast freshwater network. Despite this richness, research on freshwater biodiversity has been heterogeneous across regions, communities, and time, leaving significant knowledge gaps.
Paula Caroline dos Reis Oliveira   +24 more
wiley   +1 more source

Kogia Records in Brazilian Equatorial and Southwestern Atlantic Oceans

open access: yesMarine Mammal Science, Volume 42, Issue 4, October 2026.
ABSTRACT The pygmy (Kogia breviceps) and dwarf (Kogia sima) sperm whales are cryptic cetaceans characterized by inconspicuous surfacing behavior, small group sizes, and deep‐diving habits, making visual detection particularly challenging. Here, we present the first broad‐scale passive acoustic monitoring (PAM) assessment of Kogia spp.
Joao Pedro M. Mura   +12 more
wiley   +1 more source

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