Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2005

Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2020

Autoria: RUDNICK, V. A. de S.; VIEIRA JÚNIOR, J. R.; FERNANDES, C. de F.; ROCHA, R. B.; TEIXEIRA, A. L.; RAMALHO, A. R.; ESPINDULA, M. C.; SANTOS, A. V.; ANJOS, E. F. M. dos; UCHÔA, F. P.

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... ...

Repositório: BDPA     Ano de publicação: 2020

Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2005

Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2016

Autoria: 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,... ...

Repositório: BDPA     Ano de publicação: 2013

Autoria: ANDERSEN, H. E.; REUTEBUCH, S. E.; MCGAUGHEY, R. J.; OLIVEIRA, M. V. N. D.; KELLER, M.

The objective of this study was to test the use of repeat flight, airborne laser scanning data (lidar) for estimating changes associatedwith low-impact selective logging (approx. 10?15 m3 ha−1 =... ...

Repositório: BDPA     Ano de publicação: 2013

Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2013

Autoria: 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... ...

Repositório: BDPA     Ano de publicação: 2019

Autoria: CARVALHO, A. L. de; OLIVEIRA, M. V. N. d'; PUTZ, F. E.; OLIVEIRA, L. C. de

We evaluated the impacts of selective logging on tree regeneration one, four, and eight years after harvests in Antimary State Forest in the State of Acre, Brazil. We inventoried tree seedlings, sapli... ...

Repositório: BDPA     Ano de publicação: 2017