Results 101 to 110 of about 634,000 (314)

Persistence of malathion used in dengue control on household surfaces

open access: yesArquivos do Instituto Biológico
: Dengue is a viral infection transmitted by the mosquito Aedes aegypti. In Brazil, one of the insecticides used to control the mosquito is malathion, which can be diluted in vegetable oil (1:2 v/v).
Regina Cristina Batista Ferreira   +3 more
doaj   +1 more source

Casos de Dengue na área urbana de Juiz de Fora-MG.

open access: yesMundo Livre, 2021
O artigo faz o levantamento da evolução temporal e espacial da epidemia de dengue na área urbana de Juiz de Fora (MG), com o objetivo de estudar o aumento dos casos de dengue principalmente nos anos de 2010, 2013, 2015 e 2016.
Marcelo Henrique de Sa   +1 more
doaj  

Microzonificación Sísmica en el Sector Noreste del área urbana de la Ciudad de Managua. [PDF]

open access: yes, 2014
Managua capital de Nicaragua tiene una densidad poblacional de 4,314 hab/km2 (INIDE, 2012), esta se ubica en la región del Pacifico donde existe el mayor riesgo sísmico. De acuerdo con algunos investigadores como Faccioli (1973), Escobar, E & Corea (1988)
García, Adriana de Jesús   +1 more
core  

Sensitivity to demethylation‐inhibiting fungicides and induced expression of CYP51 associated with tebuconazole resistance in Alternaria species on mandarin in Brazil

open access: yesPest Management Science, EarlyView.
Tebuconazole‐resistant isolates overexpress CYP51 and, when tested at field rates, did not reduce ABS severity, whereas difenoconazole and mefentrifluconazole remained effective. Abstract BACKGROUND Alternaria brown spot (ABS), caused by Alternaria spp., is an important disease affecting mandarin production in several citrus‐growing regions worldwide ...
Thiago de Aguiar Carraro   +7 more
wiley   +1 more source

Levantamento da vegetação natural e caracterização do uso do solo da bacia hidrográfica G14, no município de Belém de São Francisco e Itacuruba-PE.. [PDF]

open access: yes, 2019
Este estudo tem como objetivo efetuar um levantamento da vegetação natural e caracterização do uso do solo da bacia Gl4 PE afluente do rio São Francisco.
GALVÍNCIO, J. D.   +3 more
core  

Impact of parameterization in multiple acoustic index comparisons: practical cases in terrestrial and underwater soundscapes

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Parameter choices in acoustic analyses (sampling frequency, FFT size and window overlap) strongly influence multivariate soundscape separation. Using terrestrial and coral reef recordings, we show that these settings can exaggerate or mask ecological differences, emphasizing the need for parameter sensitivity testing and transparent reporting in ...
Juan C. Azofeifa‐Solano   +8 more
wiley   +1 more source

Dados preliminares de síndromes de polinização e dispersão da flora herbácea em praças do bairro Tambiá da cidade de João Pessoa, Paraíba

open access: yesRevista Brasileira de Meio Ambiente, 2018
As áreas verdes urbanas são espaços abertos que possibilitam lazer, recreação e descanso para a população além de permitir que o homem se relacione com a natureza.
Thayana Evangelista Maroja   +3 more
doaj  

Pollen morphology of some Fabaceae species from Patos de Minas, Minas Gerais State, Brazil

open access: yesHoehnea
This paper presents a palinologycal study of 16 Fabaceae species (Bauhinia variegata (L.), Caesalpinia echinata Lam., C. pulcherrima (L.) Sw., Calliandra surinamensis Benth., Cassia grandis L. f., Delonix regia (Bojer ex Hook.) Raf., Inga vera Willd., I.
Higor Antonio-Domingues   +3 more
doaj   +1 more source

Urban Forests and Environmental Challenges in the Last Decades in Brazil: Insights for the National Urban Forestry Plan

open access: yesSustainable Development, EarlyView.
ABSTRACT National afforestation policies are crucial for outlining guidelines and goals to be implemented at the local level. Therefore, it is crucial to conduct research that systematizes indicators from across the country into a single proposal. This study examines the spatiotemporal distribution of urban forest research in Brazil from 1980 to 2020 ...
Mauricio Lamano Ferreira   +5 more
wiley   +1 more source

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