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Unitary input DEA model to identify beef cattle production systems typologies. Author(s): GOMES, E. G.; ABREU, U. G. P. de; MELLO, J. C. C. B. S. de; CARVALHO, T. B. de; ZEN, S. de The cow-calf beef production sector in Brazil has a wide variety of operating systems. This suggests the identification and the characterization of homogeneous regions of production, with consequent i... ... Repository: BDPA Publication year: 2012
Bioeconomics considerations on the modal production system of beef cattle in Pantanal. Author(s): ABREU, U. G. P. de; SANTOS, M. C. dos; ZEN, S. de ABSTRACT: Beef cattle production is one of the main agricultural activities in Brazil accounting for approximately 75% of agricultural properties in the country and significantly impacting gross domes... ... Repository: BDPA Publication year: 2022
Economic and socio-environmental performance assessment of beef cattle production systems: a data envelopment analysis (DEA) approach with weight restrictions. Author(s): GOMES, E. G.; ABREU, U. G. P. de; MELLO, J. C. C. B. S. de; CARVALHO, T. B. de; ZEN, S. de This study evaluated the performance of 21 beef cattle modal production systems that conduct only the raising phase. These production systems were developed in 21 municipalities in seven Brazilian sta... ... Repository: BDPA Publication year: 2015
Creolo beans production systems in Juruá valley, Acre, Brazilian Amazon. Author(s): MATTAR, E. P. L.; OLIVEIRA, E. de; JESUS, J. C. da S. de; ARAÚJO, M. L. de; SIVIERO, A.; SANTOS JUNIOR, H. C. dos The Juruá valley mesoregion is recognized for its diversity of cultivars of common beans and cowpea and is an important center for on farm bean conservation in Brazil. However, there is little informa... ... Repository: BDPA Publication year: 2016
Beef cattle production on Piatã grass pastures in silvopastoral systems. Author(s): PEREIRA, M.; MORAIS, M. da G.; FERNANDES, P. B.; SANTOS, V. A. C. dos; GLATZLE, S.; ALMEIDA, R. G. de Repository: BDPA Publication year: 2021
Productive sustainability in a silvopastoral system. Author(s): MARQUES FILHO, W. C.; BARBOSA, G. F.; CARDOSO, D. L.; FERREIRA, A. D.; PEDRINHO, D. R.; BONO, J. A. M.; SOUZA, C. C. de; FRAINER, D. M. The objective was to analyze the productive and economic sustainability of the silvopastoral system, in the state of Mato Grosso do Sul. The system had been implanted five years earlier, using Eucalyp... ... Repository: BDPA Publication year: 2017
Income generation of non-wood forest products in an innovative integrated crop-livestock-forestry system. Author(s): TOLEDO, M. M.; SANTOS, D. P.; FRAZAO, J. M. F.; FIGUEIREDO, F. A.; COSTA, J. B. The wide extension area occupied by babassu palm (Atallea speciosa Mart. Ex Spreng) is usually considered as an important obstacle for agricultural activities, such as crop production and pasture main... ... Repository: BDPA Publication year: 2020
Evaluation of hydroponic systems for pre-basic seed potato production. Author(s): PEREIRA, J. E. S.; MEDEIROS, C. A. B.; FORTES, G. R. de L.; PEREIRA, A. da S.; DANIELS, J. The conventional methods of pre-basic seed potato production, besides the low multiplication rates and risks of plant infection by different soil pathogens, are generally harmful to the environment, d... ... Repository: BDPA Publication year: 2005
Preliminary studies on methane mitigation in rice production systems in Santa Catarina, Brazil. Author(s): LIMA, M. A. de; EBERHARDT, D. S.; FRIGHETTO, R. T. S.; NOLDIN, J. A.; PESSOA, M. C. P. Y. Repository: BDPA Publication year: 2014
The effect of shading on yield of sunflower production in agroforestry system with Eucalyptus. Author(s): OLIVEIRA, A. C. V. de; MORAES, A. de; RIBEIRO, M. F. S.; PORFIRIO-DA-SILVA, V.; LANG, C. R.; NOGUEIRA, R. R.; OLIVEIRA, E. B. de; MOLETTA, J. L. Repository: BDPA Publication year: 2012

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