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Automatic classification of soybean diseases based on digital images of leaf symptoms. Author(s): BARBEDO, J. G. A.; GODOY, C. V. ABSTRACT; This paper presents an algorithm for automatic classification of diseases that produce symptoms in soybean leaves. The algorithm is based on digital image processing techniques and on a modi... ... Repository: BDPA Publication year: 2015
Use of images of leaves and fruits of apple trees for automatic identification of symptoms of diseases and nutritional disorders. Author(s): NACHTIGALL, L. G.; ARAUJO, R. M.; NACHTIGALL, G. R. Rapid diagnosis ofsymptoms caused by pest attack, diseases and nutritional or physiological disorders in apple orchards is essential to avoid greater losses. This paper aimed to evaluate the efficienc... ... Repository: BDPA Publication year: 2017
Disease detection in citrus crops using optical and thermal remote sensing: a literature review. Author(s): CASTRO, V. H. M. e de; PARREIRAS, T. C.; BOLFE, E. L. Brazil stands out in the international citrus trade, especially due to its oranges, having produced around 16 million tons in 2021. However, productivity could be increased with greater control of dis... ... Repository: BDPA Publication year: 2023
Characterization of histosol: proposal to the brazilian soil classification system. Author(s): PEREIRA, M. G.; VALLADARES, G. S.; ANJOS, L. H. C.; EBELING, A. G.; BENITES, V. de M. Repository: BDPA Publication year: 2006
Streamlined approaches for image classification using principal component analysis and hierarchical clustering of extrudates from coffee and sorghum blends. Author(s): HIDALGO CHÁVEZ, D. W.; SILVA, F. L. C. DA; PINTO, R. V.; CARVALHO, C. W. P. de; FREITAS-SILVA, O. This article describes simple methods to group images including principal component analysis (PCA) and hierarchical clustering of principal components (HCPC). Images of expanded and low expanded extru... ... Repository: BDPA Publication year: 2023
Evaluations of the effects of candidatus liberibacter asiaticus on inoculated citrus plants using laser-induced breakdown spectroscopy and chemometric tools. Author(s): PEREIRA, F. M. V.; MILORI, D. M. B. P.; VENANCIO, A. L.; RUSSO, M. de S. T.; MARTINS, P. K.; FREITAS-ASTÚA, J. This analytical study investigated the organic and inorganic constituents of healthy leaves and leaves inoculated with Candidatus Liberibacter asiaticus (CLas) of citrus plants. The bacteria CLas is o... ... Repository: BDPA Publication year: 2010
Leaf hyperspectral reflectance as a potential tool to detect diseases associated with vineyard decline. Author(s): JUNGES, A. H.; ALMANÇA, M. A. K.; FAJARDO, T. V. M.; DUCATI, J. R. Grape production in the Serra Gaúcha region, south of Brazil, is severily constrained by several diseases such as the decline and death syndrome caused grapevine trunk (fungal) diseases (GTDs) and the... ... Repository: BDPA Publication year: 2020
Tipos de lesão de brusone em trigo. Author(s): TORRES, G. A. M.; SOTO GONZÁLES, H. H.; WEBBER, N. F.; SCHERER, H. M. Repository: BDPA Publication year: 2015
Reação à ferrugem da folha de genótipos de trigo indicados para cultivo no Rio Grande do Sul, em Santa Catarina e no Paraná em 2002. Author(s): CHAVES, M. S.; WESP, C. de L.; SCHEEREN, P. L.; DEL DUCA, L. de J. A.; SÓ e SILVA, M. Repository: BDPA Publication year: 2006
Resistência parcial de genótipos de trigo a brusone nas folhas. Author(s): TRINDADE, M. da G.; PRABHU, A. S.; SÓ e SILVA, M. Repository: BDPA Publication year: 2006

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