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Modelling pesticide uptake by potatoes through an ordinary differential equation coupled with a dispersion-advection equation. Author(s): PARAIBA, L. C.; CONTRERAS, W. A.; PAZIANOTTO, R. A. A.; LUIZ, A. J. B. The objective of this work is to present a model that simulates pesticide uptake by potatoes using a system with two differential equations, where one equation describes pesticide uptake by potatoes a... ... Repository: BDPA Publication year: 2013
Parametrization of the Davis Growth Model using data of crossbred zebu cattle. Author(s): BIASE, A. G.; DIAS, C. T. dos S.; BARIONI, L. G.; ALBERTINI, T. Z.; MARTORANO, L. G.; OLTJEN, J. W.; LANNA, D. P. D.; OLIVEIRA, P. P. A.; MEDEIROS, S. R. de; TORRES JUNIOR, R. A. de A. The system of differential equations proposed by Oltjen et al. [1986, named Davis Growth Model (DGM)] to represent cattle growth has been parameterized with data from Bos taurus (British) and Bos indi... ... Repository: BDPA Publication year: 2017
sdsim: um pacote para modelagem e simulação de sistemas dinâmicos contínuos em R. Author(s): BAZZANO, C. F.; PEREIRA, B. H.; BARIONI, L. G.; MANCINI, A. L.; NICOLAU, M. Este artigo apresenta o pacote sdsim, um framework livre para definição, prototipação e simulação de modelos de sistemas dinâmicos contínuos em R, e sua aplicação. Por meio de uma abordagem orientada... ... Repository: BDPA Publication year: 2017
Uso do R-shiny para execução de modelos matemáticos via web: estudo de caso sobre a dinâmica de propagação do HLB do citros. Author(s): ROCHA, B. F.; TERNES, S. RESUMO - O Huanglongbing (HLB ou Greening) é a doença mais importante e destrutiva da citricultura mundial. Presente de forma endêmica nos continentes asiático e africano há várias décadas, essa doenç... ... Repository: BDPA Publication year: 2016
Modelling the pesticide concentration in a rice field by a level IV fugacity model coupled with a dispersion-advection equation. Author(s): CONTRERAS, W. A.; GINESTAR, D.; PARAIBA, L. C.; BRU, R. The numerical simulation of a level IV fugacity model coupled to a dispersion-advection equation to simulate the environmental concentration of a pesticide in rice fields is presented. The model simul... ... Repository: BDPA Publication year: 2008
Diagnóstico molecular de pratylenchus spp (2009). Author(s): ANDRADE, E. P. DE; CORDEIRO, M. C. R.; GONZAGA, V.; GOULART, A. M. C.; CARES, J. E. Repository: BDPA Publication year: 2009
Modeling the individual height and volume of two integrated crop-livestock-forest systems of Eucalyptus spp. in the Brazilian Savannah. Author(s): ABRANTES, K. K. B.; PAIVA, L. M.; ALMEIDA, R. G. de; URBANO, E.; FERREIRA, A. D.; MUZUCHELI, J. The aim of this study was to model the individual height and volume of eucalyptus wood in two integrated crop-livestock-forest systems (ICLF1 and ICLF2) in Campo Grande, a city in the state of Mato Gr... ... Repository: BDPA Publication year: 2019
Saptiotemporal dynamics of agricultural production diversity in Sergipe and Alagoas between 1999-2018. Author(s): SILVA, M. A. S. da; FABIO R. DE MOURA; DOMPIERI, M. H. G.; LEONARDO N. MATOS; FLAVIO EMANUEL DE OLIVEIRA SANTOS This work aims to investigate this agricultural diversity in the states of Alagoas and Sergipe, Brazil, by generating agricultural diversity surfaces for these indices proposed by [3]. A more precise... ... Repository: BDPA Publication year: 2023
Effects of the mechanical damage on the water absorption process by corn kernel. Author(s): BOTELHO, F. M.; CORRÊA, P. C.; MARTINS, M. A.; CAMPOS, S. de C.; OLIVEIRA, G. H. H. de The purpose of this study was to investigate and model the water absorption process by corn kernels with different levels of mechanical damage Corn kernels of AG 1510 variety with moisture content of... ... Repository: BDPA Publication year: 2013
Model for multiple imputation to estimate daily rainfall data and filling of faults. Author(s): CARVALHO, J. R. P. de; MONTEIRO, J. E. B. de A.; NAKAI, A. M.; ASSAD, E. D. Modeling by multiple enchained imputation is an area of growing importance. However, its models and methods are frequently developed for specific applications. In this study the model for multiple imp... ... Repository: BDPA Publication year: 2017

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