Results 1 to 10 of about 1,199,789 (259)

Best-fit probability distribution models for monthly rainfall of Northeastern Brazil

open access: yesWater Science and Technology, 2021
The analysis of precipitation data is extremely important for strategic planning and decision-making in various natural systems, as well as in planning and preparing for a drought period.
Patricia de Souza Medeiros Pina Ximenes   +3 more
doaj   +3 more sources

Flora of Ceará, Brazil: Vitaceae [PDF]

open access: yesRodriguésia, 2023
We examined here the diversity and distribution of Vitaceae species in Ceará state, Brazil, as part of the “Flora of Ceará Project: knowing to conserve”, analyzing the morphological characters of specimens collected in the field, those available in the ...
Igor Renan Bonfim de Souza   +5 more
doaj   +1 more source

Flora of Fazenda Aba, Paraíba, Brazil: Bignoniaceae

open access: yesRodriguésia, 2021
We conducted a taxonomic survey of the Bignoniaceae from the “Fazenda Aba,” located at the municipality of Passagem, within the state of Paraiba (Northeastern Brazil).
Emanoel Messias Pereira Fernando   +5 more
doaj   +1 more source

INVASION OF THE THIARID SNAIL Melanoides tuberculata (MOLLUSCA) IN A CONSERVATION AREA OF THE SEMIARID REGION OF BRAZIL

open access: yesEnvironmental Smoke, 2023
This paper records the invasive gastropod Melanoides tuberculata in a limnetic ecosystem located in integral protection area in the semiarid region of the state of Paraíba in northeast Brazil.
Evandro Cosmo Tomaz Abreu   +6 more
doaj   +1 more source

Retrospective cross-sectional observational study on the epidemiological profile of dengue cases in Pernambuco state, Brazil, between 2015 and 2017

open access: yesBMC Public Health, 2020
Background The spread of Dengue virus (DENV) infections, as well as their signs and symptoms, are the result of a complex interaction between several factors. In Brazil, especially in the Northeastern, dengue is an important public health problem.
Iasmyn Dayanne Santos do Nascimento   +8 more
doaj   +1 more source

Floristics, phytosociology and biogeography of capitinga vegetation in a white sand habitat in the Chapada Diamantina Mountains, Brazil

open access: yesRodriguésia, 2021
Capitinga is poorly studied vegetation growing on small, scattered islands of fine, white sand surrounded by the latosol forests on the eastern flank of the Chapada Diamantina Mountains in northeastern Brazil. Our study characterized capitinga vegetation,
Ligia Silveira Funch   +5 more
doaj   +1 more source

Modelling the spatial dependence of the rainfall erosivity index in the Brazilian semiarid region [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2017
: The objective of this work was to model the spatial dependence and to map the rainfall erosivity index (EI30) in the semiarid region of Brazil. Registers of monthly erosivity from 210 rainfall stations were used, with daily time series equal to or ...
André Quintão de Almeida   +5 more
doaj   +4 more sources

Butterflies (Lepidoptera: Papilionoidea) from a Fragment of Atlantic Forest in the Southern Bahia State

open access: yesEntomoBrasilis, 2020
The Atlantic Forest of southern Bahia comprises a zone of high levels of biodiversity and endemism of plants, vertebrates and insects. However, there are still several gaps on the knowledge of the local Lepidoptera diversity.
Gabriel Vila-Verde, Márlon Paluch
doaj   +1 more source

Rediscovery and new records of Passiflora auriculata Kunth and P. cisnana Harms (Passifloraceae) in Brazil [PDF]

open access: yesCheck List, 2020
We present here the rediscovery of Passiflora auriculata Kunth and P. cisnana Harms in Maranhão state, northeastern Brazil, and new reports of occurrence of those species in Alagoas state, northeastern Brazil, and Tocantins state, northern ...
Eduardo Oliveira Silva   +3 more
doaj   +3 more sources

Dirofilaria immitis in dogs from the coastal tourist region of the state of Alagoas, Brazil [PDF]

open access: yesRevista Brasileira de Parasitologia Veterinária
Canine dirofilariasis, caused by Dirofilaria immitis, is prevalent worldwide. However, the frequency of canine infection in the state of Alagoas, Brazil is scarcely unknown. This study aimed to evaluate the frequency of D.
Walter Franklin Bernardino Leão Filho   +7 more
doaj   +1 more source

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