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The Western Brazilian Amazon. Author(s): VALENTIM, J. F. 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... ... Repository: BDPA Publication year: 2005
Selecting new Brachiaria humidicola hybrids for western Brazilian Amazon. 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,... ... Repository: BDPA Publication year: 2013
Nutrient status of cattle grazing systems in the western brazilian Amazon. Author(s): VALENTIM, J. F. 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... ... Repository: BDPA Publication year: 2020
Liana loads in Brazil nut trees in the western Brazilian Amazon. Author(s): WADT, L. H. de O. 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... ... Repository: BDPA Publication year: 2005
Adaptability and stability of Coffea arabica lines in the western Amazon. 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... ... Repository: BDPA Publication year: 2019
Environmental law-enforcement increases cattle productivity in the Western Brazilian Amazon but bears the risk of asocial divide. Author(s): 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... ... Repository: BDPA Publication year: 2019
Can forest management be sustainable in a bamboo dominated forest? A 12-year study of forest dynamics in western Amazon. Author(s): OLIVEIRA, M. V. N. d'.; GUARINO, E. de S. G.; OLIVEIRA, L. C. de; RIBAS, L. A.; ACUNÃ, M. A. The western Amazon supports the largest formation of neotropical bamboo forests. This forest ecosystem is neglected due to its low commercial timber volume and fragile forest structure that amplifies... ... Repository: BDPA Publication year: 2013
Resistance of new Coffea canephora clones to root-knot nematode (Meloidogyne incognita) in the western amazon. Author(s): VIEIRA JÚNIOR, J. R.; FERNANDES, C. de F.; ROCHA, R. B.; TEIXEIRA, A. L.; RAMALHO, A. R.; ESPINDULA, M. C. Root-knot disease is among the main diseases affecting coffee crop. The plant selection to the development new resistant cultivars is among one the most efficient methods of control. The present work... ... Repository: BDPA Publication year: 2020
Twenty years monitoring growth dynamics of a logged tropical forest in Western Amazon. Author(s): OLIVEIRA, M. V. N. d'; BRAZ, E. M. Foi conduzido um estudo sobre a dinâmica de crescimento em floresta localizada no Estado do Acre na Amazônia sul ocidental, onde uma área de 20 ha foi explorada para extração de madeira em 1992. O est... ... Repository: BDPA Publication year: 2017
Heritability and variability of bromatological traits evaluated in Panicum maximum hybrids in the Western Amazon. Author(s): 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... ... Repository: BDPA Publication year: 2016

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