Brazil Northeastern Plants
Mostrando 1-12 de 60 artigos, teses e dissertações.
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1. Breaking the misconception of a dry and lifeless semiarid region: the diversity and distribution of aquatic flora in wetlands of the Brazilian Northeast
ABSTRACT The semiarid region of northeastern Brazil possesses a set of wetlands characterized by hydrographic basins with deficient drainage networks, a few large and permanent lotic systems and several permanent and temporary lagoons. Aquatic plants are widely distributed in these wetlands and the present study aims to determine if those of Ceará state hav
Acta Bot. Bras.. Publicado em: 2021-03
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2. A survey of RNA genome viruses in Lima bean crops of Northeastern Brazil
ABSTRACT Lima bean plants showing mosaic and leaf distortion symptoms, similar to those induced by viruses, were observed in several production areas in the states of Ceará and Piauí, Northeastern Brazil. The aim of this study was to identify RNA genome viruses that infect lima bean. Field research was conducted from 2017 to 2018. Fifty-five symptomatic sa
Bragantia. Publicado em: 2020-09
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3. Temporal distribution of fruit-feeding butterflies (Lepidoptera, Nymphalidae) in the eastern extreme of the Amazon region
RESUMO A pluviosidade é considerada um dos fatores mais determinantes na sazonalidade de insetos na região amazônica. No entanto, poucos estudos analisaram a dinâmica temporal de borboletas frugívoras na Amazônia brasileira, especialmente em sua porção oriental. Aqui, avaliamos os padrões de diversidade e a distribuição temporal de borboletas frug
Acta Amaz.. Publicado em: 25/11/2019
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4. Vascular flora of Lençóis Maranhenses National Park, Maranhão State, Brazil: checklist, floristic affinities and phytophysiognomies of restingas in the municipality of Barreirinhas
ABSTRACT This study presents a floristic survey of the vascular plants of restingas of Lençóis Maranheses National Park, in the municipality of Barreirinhas, Maranhão, Brazil, including descriptions of the principal phytophysiognomies and similarity analyses including other restinga areas in North and Northeastern Brazil. Samples from the study area depos
Acta Bot. Bras.. Publicado em: 12/09/2019
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5. Chemical Composition and Anti-Inflammatory Activity of the Decoction from Leaves of a Cultivated Specimen of Myracrodruon urundeuva
Myracrodruon urundeuva (Anacardiaceae) is the scientific designation of “aroeira-do-sertão”, a tree well dispersed at the northeastern Brazil. The medicinal use of this plant is widespread throughout the rural population and the inner trunk bark decoction is used to treat cutaneous affections, urinary and respiratory diseases, and gynecological problems
J. Braz. Chem. Soc.. Publicado em: 12/08/2019
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6. Occurrence and distribution of Diaphorina citri (Hemiptera: Liviidae) and Tamarixia radiata (Hymenoptera: Eulophidae) in Pará state, Brazil
RESUMO: No presente estudo, são apresentados e discutidos os resultados de levantamento para a presença de Diaphorina citri Kuwayama e inimigos naturais em plantas de citros Citrus spp. e murta Murraya sp. no estado do Pará. No período de 2013 a 2017 foram realizadas observações em cinco mesorregiões do estado. Na presença de D. citri, ramos foram co
Arq. Inst. Biol.. Publicado em: 29/07/2019
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7. PHENOLOGY OF Calotropis procera (Ait.) W.T. Aiton ACCESSIONS BASED ON MORPHOPHYSIOLOGICAL CHARACTERISTICS
RESUMO Objetivou-se com esta pesquisa avaliar a fenologia de acessos de C. procera com base em características morfofisiológicas. Foram coletadas sementes de 70 acessos de C. procera entre outubro de 2015 e janeiro de 2016, em áreas de ocorrência natural da espécie, na região Nordeste do Brasil. Atualmente esses acessos compõem a coleção de germopla
Rev. Caatinga. Publicado em: 18/07/2019
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8. Knowledge and Use of the Flora in a Quilombola Community of Northeastern Brazil
ABSTRACT An ethnobotanical survey was carried out in the Quilombola Community of Serra do Evaristo in the municipality of Baturité, Ceará state, Brazil. We interviewed 41 residents who provided information on the plants used, the types of use, the preparation methods, the purchase location of the plants and their knowledge source. One hundred and fourteen
Floresta Ambient.. Publicado em: 23/05/2019
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9. Size of plots for experiments with cactus pear cv. Gigante
RESUMO A definição do tamanho da parcela experimental configura-se como ferramenta essencial para assegurar a precisão na análise estatística em experimentos. Assim objetivou-se estimar o tamanho de parcela para a cultura da palma forrageira cv. Gigante por meio do Método da Máxima Curvatura Modificado, nas condições do Semiárido Nordestino. O ensa
Rev. bras. eng. agríc. ambient.. Publicado em: 06/05/2019
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10. Growth and production components of West Indian cherry cultivated with saline waters and potassium fertilization
RESUMO Devido às limitações hídricas tanto em termos quantitativos como qualitativos na região semiárida do Nordeste brasileiro, o uso de águas com elevadas concentrações de sais torna-se necessário para agricultura irrigada. Deste modo, objetivou-se com este trabalho, avaliar o crescimento e a produção da aceroleira enxertada sob irrigação com
Rev. bras. eng. agríc. ambient.. Publicado em: 2019-04
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11. Characterization of insect galls from a vegetation area in Altinópolis, São Paulo State, Brazil
Abstract Herein, we studied the occurrence of insect galls from natural vegetation around the Itambé Cave, Altinópolis, SP, Brazil. A sampling effort of 7.5 hours resulted in 41 gall morphotypes on 21 host plant species from 14 families. The richest families of host plants in morphotypes were Fabaceae (N = 11), Euphorbiaceae (N = 7), and Malpighiaceae (N =
Pap. Avulsos Zool.. Publicado em: 25/03/2019
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12. Medicinal Plants: versatility and concordance of use in the caatinga area, Northeastern Brazil
Abstract This study aims to investigate the diversity of native medicinal plants in a caatinga area, verifying the versatility of species and concordance of use among the informants, in the Angico de Cima community, in the city of Aurora, Ceará, Brazil. Ethnobotanical data were obtained through semi-structured interviews with key informants, adopting the sn
An. Acad. Bras. Ciênc.. Publicado em: 19/07/2018