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In silico approach for viral mutations and sustainability of immunizations. Author(s): CASTRO, A. de In this paper we use virtual samples of individuals and a dynamical modeling proposed in a previous study to study the behavior of immune memory against antigenic mutation. Repository: BDPA Publication year: 2015
Using stochastic frontier approach to assess technical efficiency in Brazilian agriculture. Author(s): SOUZA, G. da S. e; WANDER, A. E.; GOMES, E. G.; GAZZOLA, R. Repository: BDPA Publication year: 2009
A parametric approach for evaluating the technical efficiency of the brazilian agricultural sector. Author(s): SOUZA, G. da S. e; GOMES, E. G.; GAZZOLA, R.; WANDER, A. E.; SOUZA, R. da S. In this study we assessed the technical efficiency of the 27 Brazilian states in the years 1995/96 and 2006. The ata on land and labor were otained from the agricultural census of the two considered p... ... Repository: BDPA Publication year: 2009
Projeção da distribuição diamétrica de uma floresta explorada seletivamente na Amazônia Ocidental. Author(s): VASCONCELOS, S. S.; HIGUCHI, N.; OLIVEIRA, M. V. N. d'. Utilizando um modelo estocástico, foi projetada a distribuição diamétrica futura de uma floresta submetida à exploração seletiva de madeira na Amazônia Ocidental. Foram utilizados dados de cinco parce... ... Repository: BDPA Publication year: 2009
Stochastic frontier approach to agricultural production including technical effects: the brazilian agricultural censures of 1995-1996 and 2006. Author(s): SOUZA, G. da S. e; ALVES, E. R. de A.; GOMES, E. G. In this paper we analyze the impact of Embrapa’s research on the technical efficiencies of Brazilian farmers, particularly the poor. Using a stochastic frontier approach, we estimate a production func... ... Repository: BDPA Publication year: 2013
The Effect of SnO2 Surface Properties on CO2 Photoreduction to Higher Hydrocarbons. Author(s): TORRES, J. A.; NOGUEIRA, A. E.; SILVA, G. T. S. T. da; RIBEIRO, C. Several photocatalysts have been developed for applications in reduction reactions, including tin oxide-based semiconductors. Although its band structure is unfavorable for CO2 reduction reactions, st... ... Repository: BDPA Publication year: 2023
Feature extraction of spatial panel data with autoencoders for clustering the Brazilian agricultural diversity. Author(s): SILVA, M. A. S. da; MATOS, L. N.; SANTOS, F. E. DE O.; DOMPIERI, M. H. G.; MOURA, F. R. DE ABSTRACT - Brazilian agricultural production presents a high degree of spatial diversity, which challenges designing territorial public policies to promote sustainable development. This article propos... ... Repository: BDPA Publication year: 2022
Preliminary study of ginger bagasse - a waste from the extraction of ginger starch. Author(s): BARROS, M. Q.; CORRÊA, A. C.; PASTRE, A. C.; LUCHESI, B. R.; MARCONCINI, J. M.; BONDANCIA, T. J.; CORRADINI, E.; SANTOS, M. R. G. dos; STEFANI, R.; TEIXEIRA, E. M. The aim of this study was to extract a cellulose rich material from the agricultural residue of the processing of the ginger starch (GS) - the ginger bagasse (GB). The chemical composition of ginger a... ... Repository: BDPA Publication year: 2022
Eficiência técnica na produção de manga em Petrolina (PE). Author(s): FERREIRA, C. B.; ARAÚJO, J. A.; LIMA, J. R. F. de Neste estudo será abordada a produção total dos fatores (PTF) na produção de manga no semiárido brasileiro, em específico no Vale do Submédio São Francisco. A maior demanda por produtos agroalimentare... ... Repository: BDPA Publication year: 2014
Production of grape pomace extracts with antioxidant properties: a study based on process optimization by experimental design. Author(s): OLIVEIRA, A. H.; SOUZA, S. O. de; GOTTSCHALK, L. M. F.; TONON, R. V.; CABRAL, L. M. C.; CASTRO, R. J. S. de Repository: BDPA Publication year: 2019

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