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Models for predicting biometric variables in cowpea using multispectral aerial images. Author(s): ANDRADE JUNIOR, A. S. de; SOBRAL, A. H. S.; BASTOS, E. A.; PESSOA FILHO, F. N.; NUNES, L. P.; ROIG, H. Models based on vegetation indices (VI) from digital aerial images are promising for predicting biometric variables in agricultural crops. The objective of this study was to generate prediction models... ... Repository: BDPA Publication year: 2023
Artificial neural networks applied in forest biometrics and modeling: state of the art (January/2007 to July/2018). Author(s): CHIARELLO, F.; STEINER, M. T. A.; OLIVEIRA, E. B. de; ARCE, J. E.; FERREIRA, J. C. Artificial Intelligence has been an important support tool in different spheres of activity, enabling knowledge aggregation, process optimization and the application of methodologies capable of solvin... ... Repository: BDPA Publication year: 2019
Evaluation of genetic parameters and clonal selection of Eucalyptus in the Cerrado region. Author(s): OLIVEIRA, R. de S.; RIBEIRO, C. V. G.; NERES, D. F.; PORTO, A. C. da M.; RIBEIRO, D.; SIQUEIRA, L. de; ZAUZA, E. A. V.; COELHO, A. S. G.; REIS, C. A. F.; ALFENAS, A. C.; NOVAES, E. Eucalyptus plantations in Brazil are expanding toward the northern and mid-western regions of the country. The objective of the present study was to select clones adapted to the local conditions, with... ... Repository: BDPA Publication year: 2020
Avaliação do modelo CANEGRO/DSSAT para quatro cultivares de cana-de-açúcar. Author(s): MARIN, F. R.; SUGUITANI, C.; DONZELLI, J. L.; PALLONE, W. J.; NASSIF, D. S. P.; SAKAI, R. H.; POLZER, D. L.; VIANA, M. S. A parametrização do modelo DSSAT/CANEGRO para a realidade brasileira é de grande importância para a obtenção de uma ferramenta para o monitoramento de safras agrícolas e para a elaboração de cenários... ... Repository: BDPA Publication year: 2009
Algorithm for the projection of forest growth and production. Author(s): COSTA, T. C. e C. da; RAMOS, L. B.; CAMPANHA, M. M.; GONTIJO NETO, M. M. The modeling of forest growth and production is an essential tool for forestry management because it allows us to perform simulations and project forest biometric variables in the future, thus assisti... ... Repository: BDPA Publication year: 2023
Estimativa do volume de madeira em pátios de estocagem de toras por meio de câmeras RGB instaladas em Aeronaves Remotamente Pilotadas (ARP). Author(s): FIGUEIREDO, E. O.; OLIVEIRA, M. V. N. d'; LOCKS, C. J.; PAPA, D. de A. O objetivo deste estudo foi avaliar e selecionar uma estratégia de plano de voo semiautônomo para fotogrametria usando um RPA multirrotor (classe III), cujo produto é a obtenção de nuvens de pontos de... ... Repository: BDPA Publication year: 2016
Yield and quality of grapes cultivated under plastic coverings with different downy mildew control strategies. Author(s): HOLCMAN, E.; SENTELHAS, P. C.; SPÓSITO, M. B.; CONCEIÇÃO, M. A. F.; COUTO, H. T. Z. Viticulture has been expanding in tropical regions. However, the climate in these areas is generally favourable to the incidence of plant diseases, especially downy mildew. Plastic covers and warning... ... Repository: BDPA Publication year: 2019
Growth curve of locally adapted Pantaneiro cows raised under natural conditions. Author(s): BARBOSA, E. A.; EGITO, A. A. do; ABREU, U. G. P. de; JULIANO, R. S.; SILVA, J. P. da; MARIANTE, A. da S.; RAMOS, A. F. The objective of this study was to use morphometric and ultrasound evaluations to estimate the growth curve of the Pantaneiro cattle breed, raised in its natural habitat, aiming at the re-insertion of... ... Repository: BDPA Publication year: 2013
Efficiency of volumetric equations in silvopastoral systems. Author(s): PYLES, M. V.; MULLER, M. D.; JORGE, D. L.; NOGUEIRA, G. S. Repository: BDPA Publication year: 2015
Effects of education and investment in research in agricultural production in Brazil. Author(s): GOMES, E. G.; SOUZA, G. da S. e; GAZZOLA, R.; AVILA, A. F. D. We use census data (1996 and 2006) to model the agricultural production at state level in Brazil. Cost efficiency measurements are computed using data envelopment analysis and the response is assessed... ... Repository: BDPA Publication year: 2010

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