Results 1 to 10 of about 492,645 (168)

Manuais escolares, análise de imagens na perspectiva da semiótica social [PDF]

EduSer, 2016
O presente trabalho traduz resultados e reflexões da análise efectuada a uma amostra de 525 imagens extraídas de 7 manuais escolares da disciplina de Ciências da Natureza do 6º ano de escolaridade do Ensino Básico, utilizando uma metodologia de análise ...
Jorge Morais
doaj   +3 more sources

Flash Drought and Its Characteristics in Northeastern South America during 2004–2022 Using Satellite-Based Products

Atmosphere, 2023
The term flash drought describes a special category of drought with rapid onset and strong intensity over the course of days or weeks. To characterize the impact of flash droughts on vegetation coverage, this study assessed the influence of soil water ...
Humberto Alves Barbosa
doaj   +1 more source

Drought Assessment in the São Francisco River Basin Using Satellite-Based and Ground-Based Indices

Remote Sensing, 2021
The São Francisco River Basin (SFRB) plays a key role for the agricultural and hydropower sectors in Northeast Brazil (NEB). Historically, in the low part of the SFRB, people have to cope with strong periods of drought. However, there are incipient signs
Franklin Paredes-Trejo, Humberto Alves Barbosa, Jason Giovannettone, T. V. Lakshmi Kumar, Manoj Kumar Thakur, Catarina de Oliveira Buriti, Carlos Uzcátegui-Briceño   +6 more
doaj   +1 more source

Transdermal drug delivery in horses: An in vitro comparison of skin structure and permeation of two model drugs at various anatomical sites

Veterinary Dermatology, Volume 34, Issue 3, Page 235-245, June 2023., 2023
Background – Oral and parenteral drug delivery in horses can be difficult. Equine‐specific transdermal drug formulations offer improved ease of treatment; development of such formulations requires a deeper understanding of the structural and chemical tissue barrier of horse skin. Hypothesis/Objectives – To compare the structural composition and barrier
Samuel C. Bizley, Jayesh Dudhia, Roger K. W. Smith, Adrian C. Williams   +3 more
wiley   +1 more source

Effects of forest degradation on Amazonian ferns in a land‐bridge island system as revealed by non‐specialist inventories

Ecological Solutions and Evidence, Volume 3, Issue 1, January–March 2022., 2022
Tropical forests have been rapidly deforested and degradation worldwide has outpaced biodiversity field sampling. We here show that a simple sampling protocol carried out by a non‐specialist can lead to inexpensive and highly reliable ecological data.
Gabriela Zuquim, Maíra Benchimol, Rafael Tonon, Carlos A. Peres, Danielle Storck‐Tonon   +4 more
wiley   +1 more source

A CÉLULA É UM OVO-FRITO? UM ESTUDO DE REPRESENTAÇÕES VISUAIS ON-LINE

Investigações em Ensino de Ciências, 2023
Este trabalho buscou sinalizar as concepções conceituais das representações imagéticas da célula disponibilizadas on-line, identificando possíveis fragilidades e/ou potencialidades das imagens a fim de estimular uma escolha crítica e fundamentada do ...
Laura Oestreich, Andréa Inês Goldschmidt   +1 more
doaj   +1 more source

EQUIPMENT OF THE PUBLIC IMAGE OF THE NURSE IN THE FON-FON MAGAZINE (1916-1931)

Revista de Pesquisa Cuidado é Fundamental Online, 2012
Objetivos: Descrever as imagens de enfermeiras, ou nelas inspiradas, com base em uma matriz de análise para iconografia por cronologia interna; Classificar essas imagens por eixos temáticos.
Tainara Xavier Veraldo, Fernando Rocha Porto   +1 more
doaj   +7 more sources

CLASSIFICAÇÃO SEMIAUTOMÁTICA DE CICATRIZES DE MOVIMENTOS DE MASSA POR MEIO DE TÉCNICAS DE DETECÇÃO DE MUDANÇAS

Revista Brasileira de Geomorfologia, 2017
Movimentos de massa são fenômenos naturais que muitas vezes causam perdas e danos à sociedade. Inventários de cicatrizes podem auxiliar no entendimento da suscetibilidade de um local frente a esses processos.
Jéssica Gerente, Mikhaela Aloísia Jéssie Santos Pletsch, Camile Sothe, Cristiane Nunes Francisco   +3 more
doaj   +1 more source

Rio Doce Acoustic Surveys of Fish Biomass and Aquatic Habitat

Integrated Environmental Assessment and Management, Volume 16, Issue 5, Page 615-621, September 2020., 2020
ABSTRACT Following the failure of the Fundão mine tailings dam in Brazil, approximately 32 million cubic meters of Fe ore tailings were released into the downstream riverine system. The postevent monitoring surveys implemented the use of noninvasive acoustic methods to improve the understanding of the fish biomass distribution patterns and aquatic ...
Dustin Hobbs, Marie Bigot, Ross Edward William Smith   +2 more
wiley   +1 more source

Analytical study of the performance of the IMERG over the Indian landmass

Meteorological Applications, Volume 27, Issue 3, May/June 2020., 2020
Spatial pattern of (a) temporal bias (mm), (b) correlation, (c) root mean square error (RMSE) (mm) and (d, e) co‐efficient of variation (CV) in the India Meteorological Department (IMD) and Integrated Multi‐Satellite Retrieval of Global Precipitation Mission (IMERG) rainfall data sets showing the complete performance of the IMERG in comparison with the
Manoj Kumar Thakur, T. V. Lakshmi Kumar, M. S. Narayanan, Koteswara Rao Kundeti, Humberto Barbosa   +4 more
wiley   +1 more source