Results 11 to 20 of about 1,933 (197)

Propagação vegetativa de samambaia gigante - Angiopteris evecta (G. Forst.) Hoffm

open access: yesOrnamental Horticulture, 2011
A samambaia gigante (Angiopteris evecta (G. Forst.) Hoffm.) pode ser propagada por meio das aurículas que ocorrem na base da fronde, que devem ser retiradas das frondes mais velhas e plantadas em recipientes contendo substrato leve, mantidas ...
Luiz Antonio Ferraz Matthes   +2 more
doaj   +2 more sources

Environmental and Spatial Processes Drive the Phylogenetic Diversity and Structure of Planktonic Microeukaryotes Revealed by 18S rDNA Metabarcoding in a Tropical Floodplain

open access: yesEnvironmental DNA
Understanding phylogenetic diversity and community patterns is fundamental to elucidating the processes that shape biodiversity. For this, integrating community phylogenetic approaches with advanced molecular techniques is essential for providing more ...
Jocilaine Santos deJesus   +8 more
doaj   +2 more sources

An experimental test on the effects of dispersal from different habitat sources on community structure. [PDF]

open access: yesEcology
Abstract Biological interactions, disturbances, and demographic stochasticity often drive population declines and local extinctions. Dispersal can counterbalance these drivers by rescuing small populations or facilitating recolonization. Using freshwater zooplankton in experimental mesocosms, we tested three hypotheses: (1) isolated sites would ...
Villarreal GL   +14 more
europepmc   +2 more sources

Elastography of the Intestinal Mucosa of Dogs With Chronic Inflammatory Enteropathy. [PDF]

open access: yesVet Med Int
The aim of this study was to determine the association between intestinal elastography and laboratory, clinical, ultrasound, endoscopic, and histopathological parameters in dogs with chronic inflammatory enteropathy (CIE). Twelve dogs were assessed and divided into two groups: six dogs with CIE (EG) and six healthy dogs (CG).
Oliveira IM   +9 more
europepmc   +2 more sources

Synthesis and In Vitro Activity of Hypofuran B and Analogs Against Plasmodium Falciparum and Trypanosoma Cruzi. [PDF]

open access: yesChemMedChem
Hypofuran B, drynaran, and a series of analogs are obtined by crossed aldol condensation from furfural dereivatives. Compunds are tested for in vitro activity agaisnt Trypanosoma cruzi and Plasmodium falciparum. Best results are obtained Against P. falciparum, with IC50 values ranging from 5,35 to 10,35 µg mL−1.
Franco CA   +11 more
europepmc   +2 more sources

INDUSTRIAL TOMATO FOR FRESH CONSUMPTION: A TECHNICAL AND ECONOMICALLY VIABLE ALTERNATIVE

open access: yesRevista de Agricultura Neotropical, 2020
The cultivation of hybrid tomatoes, intended for fresh consumption, with a determined growth habit, and without support, is an alternative that has a lower production cost.
Daianna Pereira Costa   +4 more
doaj   +1 more source

COMBINATION OF Azospirillum brasilense AND Bradyrhizobium japonicum IN THE PROMOTION OF INITIAL CORN GROWTH

open access: yesRevista de Agricultura Neotropical, 2021
Biological formulations used as inoculants are increasingly present in grasses, especially in corn. Positive results in promoting plant growth, with different associations with diazotrophic bacteria, show these capacities of interaction to act as plant ...
Gabriel Monteiro Aguiar Pereira   +3 more
doaj   +1 more source

WABAD: A world annotated bird acoustic dataset for passive acoustic monitoring. [PDF]

open access: yesEcology
Abstract Under the current global biodiversity crisis, there is a need for automated and noninvasive monitoring techniques that can gather large amounts of data cost‐effectively at various ecological scales, from local to large spatial scales. These data can then be analyzed to inform stakeholders and decision‐makers.
Pérez-Granados C   +101 more
europepmc   +2 more sources

Pteridófitas de Santa Catarina: um olhar sobre os dados do Inventário Florístico Florestal de Santa Catarina, Brasil Ferns and Fern allies from Santa Catarina State: a "look at the data" from Santa Catarina Floristic Forest Inventory, Brazil

open access: yesActa Botânica Brasílica, 2012
Uma das unidades federativas com melhor conhecimento de sua flora, Santa Catarina é o primeiro estado a concluir o Inventário Florístico Florestal na atualidade. Coberto por Floresta Ombrófila Densa, Floresta Ombrófila Mista, Floresta Estacional Decidual
André Luís de Gasper   +10 more
doaj   +1 more source

A Samambaia de Barnsley.

open access: yesProceeding Series of the Brazilian Society of Computational and Applied Mathematics, 2017
Este trabalho objetiva apresentar as ideias matematicas principais da Samambaia de Barnsley, um fractal que recria uma imagem que assemelha-se a uma folha de samambaia da variedade Black Spleenwort e tem como base quatro transformacoes afins elementares.
Fabio A. Dorini   +2 more
openaire   +2 more sources

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