Results 161 to 170 of about 2,874,977 (345)

Salinidade dos solos: métodos de pesquisa. [PDF]

open access: yes, 2017
O estudo aborda os seguintes aspectos: diagnostico e caracterizacao dos solos, melhoramento e manejo, resposta das culturas e selecao de culturas tolerantes e utilizacao de agua salina.bitstream/item/142601/1/ID-2820 ...
VALDIVIESO SALAZAR, C. R.
core  

Anti‐Inflammatory and Lipid Metabolism Modulatory Effects of Lantana camara L. Extract, With Enhanced Fibroblast Migration

open access: yesChemistry &Biodiversity, EarlyView.
This graphical abstract represents the main results of the study. It highlights the plant species under investigation: Lantana camara L. ABSTRACT Inflammation is a complex process associated with various chronic diseases. Lantana camara L., widely used in traditional medicine, exhibits diverse bioactivities, though its effects on lipid metabolism ...
Ari S. de O. Lemos   +8 more
wiley   +1 more source

Research with Art: ethics and aesthetics of the existence

open access: yesEducação & Realidade, 2019
The objective of this paper is to affirm the potential of art as a means for academic research capable of propitiating broad modes of thinking and of action, conceiving creation and experience as central elements of the investigative process.
Maria Cristina Diederichsen
doaj  

Activity Against Pythium insidiosum and Isolated Constituents of Cordia insignis Roots

open access: yesChemistry &Biodiversity, EarlyView.
This study investigates the roots of Cordia insignis in search of novel treatments for pythiosis, caused by the oomycete Pythium insidiosum. Seven compounds are isolated, including steroids, a saponin, a coumarin, a fatty acid, and a glycoside, the latter two are reported for the first time in the genus.
Rennan Carlos de Oliveira   +8 more
wiley   +1 more source

Apontamentos acerca dos métodos de pesquisa nas ciências sociais (Research methods in social sciences). Doi: 10.5212/Emancipacao.v.11i1.0001

open access: yesEmancipação, 2011
Este texto apresenta apontamentos acerca do método de pesquisa nas Ciências Sociais. Para tanto, apoiamo-nos em três clássicos do pensamento moderno: Émile Durkheim, Max Weber e Karl Marx.
Márcia Sgarbieiro   +1 more
doaj  

Temperature field forecast in concrete dam with the use of ARIMA models and the finite element method [PDF]

open access: yes, 2016
This article describes a forecasting method, with the application of statistical models Auto-Regressive Integrated Moving Average (ARIMA) and a heat conduction model to forecast the temperature field in a buttress block of Itaipu dam. Monthly temperature
Aracayo, Luis Antonio Sucapuca   +6 more
core  

Biochemical Responses of Anopheles spp. Larvae to a Novel Brazilian BR101 Bacillus thuringiensis var. israelensis Formulation: Oxidative Stress, Detoxification Enzymes, and Safety for Nontarget Notonectidae and Gerridae Aquatic Insects

open access: yesChemistry &Biodiversity, EarlyView.
Bti BR101 exhibits strong larvicidal activity against Anopheles larvae spp., with dose‐dependent mortality and LC50 of 3.13 µg/mL. Bti increases ROS, lipid and protein oxidation, and activates antioxidant enzymes (SOD, CAT, GPx) and detoxification pathways (MFO and esterases), indicating moderate oxidative stress.
Izabel Cristina de Oliveira Bentes   +14 more
wiley   +1 more source

Resultados da pesquisa: como interpretá-los? [PDF]

open access: yes, 2017
A intuição parece indicar que quem influencia o crescimento da produção da agricultura são os novos insumos ou insumos modificados, novos produtos ou produtos modificados.
ALVES, E. R. de A.
core  

UHPLC‐MSE Insights Into Extrusion‐Driven Changes in Wheat Phenolics and Their Bioaccessibility

open access: yesCereal Chemistry, EarlyView.
ABSTRACT Background and Objectives This study evaluated the impact of thermoplastic extrusion (wheat snack, WS) and cold extrusion followed by cooking (wheat pasta, WP) on phenolic compounds (PC) in two Brazilian wheat genotypes, commercially classified by gluten strength (ORS Agile, strong; ORS Vintecinco, weak).
Renata Marenda Ferreira   +5 more
wiley   +1 more source

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