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Evaluation efficiency of severity of angular leaf spot in common bean based on diseased and healthy leaf area. Author(s): PARRELLA, R. A. da C.; SANTOS, J. B. dos; PARRELLA, N. N. L. D.; SILVA, D. V. F. e This study compared severity of angular leaf spot in common bean lines, based on the healthy and diseased leaf area, and the graded scale. We used 12 common bean lines in the dry and rainy seasons. Tw... ... Repository: BDPA Publication year: 2013
From visual estimates to fully automated sensor-based measurements of plant disease severity: status and challenges for improving accuracy. Author(s): BOCK, C. H.; BARBEDO, J. G. A.; DEL PONTE, E. M.; BOHNENKAMP, D.; MAHLEIN, A. K. Abstract. The severity of plant diseases, traditionally the proportion of the plant tissue exhibiting symptoms, is a key quantitative variable to know for many diseases and is prone to error. Good qua... ... Repository: BDPA Publication year: 2020
Deep learning architectures for semantic segmentation and automatic estimation of severity of foliar symptoms caused by diseases or pests. Author(s): GONÇALVES, J. P.; PINTO, F. A. C.; QUEIROZ, D. M.; VILLAR, F. M. M.; BARBEDO, J. G. A.; DEL PONTE, E. M. Colour-thresholding digital imaging methods are generally accurate for measuring the percentage of foliar area affected by disease or pests (severity), but they perform poorly when scene illumination... ... Repository: BDPA Publication year: 2021
Elevated atmospheric carbon dioxide concentration increases Eucalyptus plantlets growth and reduces diseases severity. Author(s): GHINI, R.; MAC LEOD, R. E. O.; SANTOS, M. S.; SILVA, C. E. O. da Repository: BDPA Publication year: 2015
Screening of selected brazilian and tanzanian cotton (Gossypium spp.) cultivars for Fusarium wilt resistance. Author(s): FAUSTINE, C.; HOFFMANN, L. V.; TIBAZARWA, F. I.; LUKONGE, E. Fusarium wilt of cotton caused by Fusarium oxysporum f.sp. vasinfectum Atk. Sny & Hans is one of the major diseases of cotton in Tanzania. Resistant varieties provide useful tools for management of th... ... Repository: BDPA Publication year: 2016
Development and validation of a standard area diagram set to assess powdery mildew severity on watermelon leaves. Author(s): NASCIMENTO, F. A.; DUARTE, H. da S. S.; SOUZA, F. de F.; ISHIKAWA, F. H.; CAPUCHO, A. S. The development and validation of a standard area diagram set (SADs) was proposed in this study to assess the severity of powdery mildew (Podosphaera xanthii) in watermelon (Citrullus lanatus) leaves.... ... Repository: BDPA Publication year: 2020
Avaliação da incidência e da reação de resistência das cultivares de arroz irrigado à queima-das-bainhas (Rhizoctonia solani Rhs-4F1) em sistema de irrigação por sulco. Author(s): NUNES, C. D. M.; SCIVITTARO, W. B.; FAGUNDES, P. R. R.; MAGALHAES JUNIOR, A. M. de RESUMO: A queima-das-bainhas, causada por Rhizoctonia solani Rhs-4F1, é uma das doenças mais difundidas e destrutivas que ocorre nas áreas de produção de arroz no mundo. Os danos na produtividade são... ... Repository: BDPA Publication year: 2024
Evaluation of grapevines for resistance to downy mildew (Plasmopara viticola) under greenhouse conditions. Author(s): CARVALHO, J. N. de; BARBOSA, M. A. G.; CARVALHO, P. A. de; PIO, R.; BATISTA, D. da C.; LEAO, P. C. de S. Grapevine downy mildew, caused by the fungus Plasmopara viticola is a disease with a great economic impact on grapevine in the Brazil. The objective of this study was to evaluate resistance to downy m... ... Repository: BDPA Publication year: 2023
Optimizing action thresholds for improved control of soybean powdery mildew with fungicides. Author(s): SCOLIN, L. B.; CANTERI, M. G.; GODOY, C. V. Repository: BDPA Publication year: 2023
Workshop 3: Pests and diseases in bananas - projecting the effects of climate change. Author(s): STAVER, C.; RODRIGUEZ, M. A. D.; VICENTE, L. P. Over several decades, ProMusa has addressed important disease threats such as black leaf streak (black Sigatoka), Fusarium wilt, banana streak viruses and Banana bunchy top virus. Repository: BDPA Publication year: 2011

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