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Brachiaria plantaginea (Link) Hitchc. as a potential (new) source of shikimic acid. Quantification by NIR and PLS regression. Author(s): QUEIROZ, S. C. do N. de Shikimic acid is a natural compound, precursor of the antiviral Oseltamivir used against influenza A. It is a scarce and expensive chemical, obtained mainly from seeds of shrubs natives in China and J... ... Repository: BDPA Publication year: 2016
Brachiaria plantaginea as a potential (new) source of shikimic acid: quantification by NIR and PLS regression. Author(s): COSTA, M. C. A.; MATALLO, M. B.; FERREIRA, M. M. C.; QUEIROZ, S. C. do N. de; ALMEIDA, S. D. B.; FRANCO, D. A. S. Abstract: Shikimic acid is a natural organic compound produced in the biochemical pathways of eukaryotic organisms and is generally utilized as a starting material of the antiviral drug Oseltamivir (T... ... Repository: BDPA Publication year: 2016
Comparison between FT-NIR and Micro-NIR in the evaluation of Acerola fruit quality, using PLS and SVM regression algorithms. Author(s): FREITAS, S. T. de; SOUZA, F. de F. The aim of this work is to estimate in a non-destructive manner, in acerola fruit, titratable acidity and ascorbic acid content. Repository: BDPA Publication year: 2015
A comparison of regression methods based on dimensional reduction for genomic prediction. Author(s): RESENDE, M. D. V. de multicollinearity and high dimensionality problems, making it impossible to obtain stable estimates through the traditional method of estimation based on ordinary least squares. To overcome such chall... ... Repository: BDPA Publication year: 2021
Espectroscopia no infravermelho próximo para estimativa da densidade básica de madeiras de Pinus. Author(s): LAZZAROTTO, M.; MAGALHAES, W. L. E.; AGUIAR, A. V. de A densidade básica é uma das mais importantes características das madeiras e usada em programas de melhoramento genético florestal. Este trabalho teve o objetivo de construir um modelo de predição da... ... Repository: BDPA Publication year: 2016
Emprego de titulação potenciométrica e ferramentas quimiométricas para determinação de constituintes em amostras de silagem. Author(s): SOUZA, G. B. de; NOGUEIRA, A. R. de A. O ensilamento constitui um dos métodos mais seguros para armazenar o alimento para o gado durante inverno e secas prolongadas. Esse processo é alcançado por meio de fermentações que geram ácidos orgân... ... Repository: BDPA Publication year: 2009
Avaliação da fertilidade de solos usando a espectroscopia de emissão óptica com plasma induzido por laser. Author(s): COSTA, V. C.; XAVIER, A. A. P.; SILVA, K. S. G. da; RIBEIRO, A. V.; LIMA FILHO, M. H.; SILVA, G. A. V. F. da; VILLAS BOAS, P. R.; MARTIN NETO, L.; MAGALHÃES, A. B.; MILORI, D. M. B. P. A rápida determinação da fertilidade do solo auxilia na melhoria da produção agrícola e na redução de custo. Com o advento da agricultura de precisão e agricultura digital, novas demandas foram gerada... ... Repository: BDPA Publication year: 2024
Laser-induced breakdown spectroscopy: extending its application to soil pH measurements. Author(s): MILORI, D. M. B. P.; FERREIRA, E. J. Repository: BDPA Publication year: 2015
Prediction of dry matter, carbon and ash contents and identification of Calycophyllum spruceanum (Benth) organs by Near-Infrared spectrophotometry. Author(s): OLIVEIRA, L. C. de; SIMEONE, M. L. F.; SILVA, L. M. da Calycophyllum spruceanum (Benth) is a tree of the Amazon region popularly known as 'mulateiro', whose wood has multiple uses, from energy to folk medicine. Thus, it is extremely important to evaluate... ... Repository: BDPA Publication year: 2022
Non-invasive method to predict the composition of requeijão cremoso directly in commercial packages using time domain NMR relaxometry and chemometrics. Author(s): COLNAGO, L. A. Low Field Time-Domain Nuclear Magnetic Resonance (TD-NMR) relaxometry was used to determine moisture, fat, and defatted dry matter contents in ?requeijão cremoso? (RC) processed cheese directly in com... ... Repository: BDPA Publication year: 2022

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