Results 21 to 30 of about 964 (177)

Uso e percepção de áreas de preservação permanente em assentamento ambientalmente diferenciado em Anapu, Pará

open access: yesEstudos Sociedade e Agricultura, 2018
Este estudo avaliou como residentes de um assentamento ambientalmente diferenciado em Anapu, Pará, percebem e utilizam florestas e áreas de preservação.
Laís Victoria Ferreira de Sousa   +1 more
doaj   +1 more source

Scale insects (Hemiptera, Coccomorpha: Diaspididae, and Pseudococcidae) found on Myrciaria dubia in Pará State, Brazil

open access: yesEntomological Communications, 2023
The present study aimed to report the occurrence of scale insects, namely Chrysomphalus aonidum (Linnaeus, 1758), Ischnaspis longirostris (Signoret, 1882), Pinnaspis aspidistrae (Signoret, 1869) (Hemiptera: Diaspididae), and Nipaecoccus filicis Williams
Aloyséia C. S. Noronha   +6 more
doaj   +1 more source

Fire management by traditional comunities in Brazil

open access: yesBiodiversidade Brasileira, 2020
Traditional ecological knowledge about fire management is internationally recognized as strategic to mitigate and to adapt to climate changes, conserve biodiversity and ecosystems services and to support the Integrated Fire Managenment. The objective of
Ludivine Eloy   +5 more
doaj   +3 more sources

Las relaciones luso-hispánicas en torno a las Misiones Orientales del Uruguay: de los orígenes al Tratado de Madrid, 1750

open access: yesFronteras de la Historia, 2003
El presente trabajo constituye un esfuerzo por identificar y contextualizar algunos de los diferentes agentes y factores que influyeron en el proceso de ocupación eficaz del margen izquierdo del río Uruguay, es decir, la Banda Oriental del Uruguay, las ...
Fernando Camargo
doaj   +3 more sources

Changes in bioactive compounds and antioxidant activity of peppers from the Amazon region

open access: yesPesquisa Agropecuária Tropical, 2014
Embrapa Amazônia Oriental owns and active bank of peppers with different genotypes of the genus Capsicum, which have not been analyzed for their functional characteristics and antioxidant capacity yet.
Ana Vânia Carvalho   +3 more
doaj   +1 more source

Nidificação de abelha Xylocopa spp. no seridó oriental da Paraíba, Brasil

open access: yesResearch, Society and Development, 2021
As abelhas Xylocopa spp. estão presentes nos mais diversos ecossistemas e geralmente apresentam hábito solitário. Estas abelhas constroem seus ninhos em troncos de madeira morta, seca e em estágio preliminar de decomposição e são os agentes polinizadores de maior eficiência na polinização do maracujazeiro (Passiflora edulis f. flavicarpa Deg.).
Francisca Tatiana de Oliveira Souza   +3 more
openaire   +2 more sources

Egg parasitoids of the cassava hornworm (Erinnyis spp.) associated to cassava in the Pará State, Brazil

open access: yesEntomoBrasilis, 2020
The aim of this study was to assess the occurrence and identify the egg-parasitoid species of the cassava hornworm (Erinnyis spp.) in cassava plants (Manihot esculenta Crantz - Euphorbiaceae), facilitating their usage in the biological control as a ...
Aloyséia Cristina da Silva Noronha   +5 more
doaj   +1 more source

Mapping the global threat of Mythimna separata (Walker) and its economic implications for Brazil's agriculture

open access: yesPest Management Science, EarlyView.
Global models identified high‐risk areas for Mythimna separata invasion, highlighting major economic vulnerability for Brazilian crops and guiding targeted prevention and management strategies. Abstract BACKGROUND Identifying high‐risk areas for the introduction of invasive alien species is particularly important for agricultural pests with a broad ...
Gabriel Dorotel da Silva Ferreira   +1 more
wiley   +1 more source

Antiguidade oriental no Brasil: relatos de pesquisa do “LEAO”

open access: yesClassica - Revista Brasileira de Estudos Clássicos, 2019
A participação do Laboratório de Estudos da Antiguidade Oriental (LEAO) no I Seminário dos Grupos de Estudo da Sociedade Brasileira de Estudos Clássicos teve como objetivo principal visibilizar a produção científica do LEAO e articular sua atuação junto aos demais núcleos brasileiros, bem como consolidar a UFRGS como um polo de pesquisa na área dos ...
openaire   +4 more sources

Ecological and Technological Insights to Enhance Rice Production: A Machine Learning Approach for Sustainable Agriculture in Granma, Cuba

open access: yesSustainable Development, EarlyView.
ABSTRACT Amid the quest for sustainable agriculture, this study explores key ecological and technological factors influencing crop production under climate change. We conduct a comprehensive assessment of temperature, biomass, farmer education, renewable energy devices, greenhouse gas emissions and their effects on rice yields in Granma, Cuba, from ...
Afzal Ahmed Dar   +6 more
wiley   +1 more source

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