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Author(s): VALENTIM, J. F.; VOSTI, S. A. These challenges are set alongside new opportunities provided by new and better-performing markets; new technology; some marked shifts in the political climate at the local, state, and international l... ... |
Author(s): DALAZEN, J. R.; ROCHA, R. B.; PEREIRA, L. L.; ALVES, E. A.; ESPINDULA, M. C.; SOUZA, C. A. de Most of the Western Amazon coffee production is made from growing unregistered clones, selected by the coffee growers themselves. The aim of this study is to evaluate the sensory profile and genetic d... ... |
Author(s): ASSIS, G. M. L. de; VALLE, C. B. do; ANDRADE, C. M. S. de; VALENTIM, J. F. Brachiaria humidicola is a perennial and stoloniferous forage grass, with excellent adaptation to infertile soils and waterlogging. Producers in northern Brazil have become interested in this species,... ... |
Author(s): RUEDA, B. L.; McROBERTS, K. C.; BLAKE, R. W.; NICHOLSON, C. F.; VALENTIM, J. F.; FERNANDES, E. C. M. Low-input cultivated pastures to feed cattle have dominated land use after forest clearing for decades in the western Brazilian Amazon. This study was undertaken to help understand the inherent nutrie... ... |
Author(s): KAINER, K. A.; WADT, L. H. de O.; GOMES-SILVA, D. A. P.; CAPANU, M. Brazil nut (Bertholletia excelsa H.B.K.) is a long-lived emergent, distributed throughout much of the Amazon?s terra firme forests, and lianas that climb this forest dominant are in a superior positio... ... |
Author(s): SOUZA, C. A. de; TEIXEIRA, A. L.; TORRES, J. D.; SILVA, C. A.; ESPINDULA, M. C.; ROCHA, R. B. Growing Coffea arabica in regions of the Western Amazon is limited by early maturation and by its limited adaptation to regions of low altitude and high temperature. The aim in this study was to quant... ... |
Author(s): SCHIELEIN, J.; BÖRNER, J.; VALENTIM, J. F. Reducing deforestation in tropical forest areas requires effective environmental governance and the transformation of agricultural systemstowards less land-demanding production forms. Our study invest... ... |
Author(s): BEBER, P. M.; ASSIS, G. M. L. de; CLEMENCIO, R. de M.; JANK, L. The knowledge of the genetic parameters of bromatological traits in forages is essential to support the selection of genotypes that will be released as new cultivars. The objectives of this study were... ... |
Author(s): COSTA, F. de S.; SALES, M. F. L.; VALENTIM, J. F.; BARDALES, N. G.; AMARAL, E. F. do; COSTA, C. R. da; CATANI, V. Land use change from native forests to pastures in the tropics have impact on global carbon (C) cycle through increased rates of C emissions to the atmosphere and the loss of above- and belowground C... ... |
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