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| DOI | 10.4067/S0717-92002016000300006 | ||||||
| Año | 2016 | ||||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
The use of tree species in recovery areas is a sustainable practice in many Brazilian regions. However, a major challenge is to manage invasive species and contain the herbicide residues applied in areas for recovery. Amid all the concerns about water crises, employing species with a better use of water in recovery programs of degraded areas on herbicides-contaminated sites becomes interesting. The objective of this study was to evaluate sensitivity to atrazine, clomazone and 2,4-D and water use efficiency in tree species. For this, an experiment was conducted under nursery and greenhouse conditions, in random blocks, consisting of a factorial arrangement: eight forest species (Eremanthus crotonoides, Richeria grandis, Protium heptaphyllum, Tapirira guianensis, Kielmeyera latrophyton, Calophyllum brasiliense, Inga striata and Caesalpinia ferrea) and three herbicide solutions, plus the control group. The total dose proposed for each product was twice the average recommended dose (2.5 kg ha(-1), 2.0 L ha(-1) and 0.806 kg ha(-1), respectively, for atrazine, clomazone and 2,4-D), divided into six ten-day intervals each. After 80 days of the first application, phytotoxicity was evaluated, as well as chlorophyll, leaf temperature, leaf area and efficient use of water. Most species were negatively affected by the three herbicides. Protium heptaphyllum, K. latrophyton, I. striata and C. ferrea also experienced negative alterations in some variables, however, they were classified as the less sensitive group, allowing eventual use of the tested herbicides for chemical weed control in commercial plantations. Tapirira guianensis was the most efficient species in the use of water, regardless of herbicide presence.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Aguiar, Luciana Monteiro | Mujer |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 1 | Monteiro Aguiar, Luciana | Mujer |
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil
Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil Fed Univ Jequitinhonha & Mucuri Valleys - Brasil |
| 2 | dos Santos, Jose Barbosa | Hombre |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 2 | Barbosa dos Santos, José | Hombre |
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil
Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil Fed Univ Jequitinhonha & Mucuri Valleys - Brasil |
| 3 | da Costa, Vitor Antunes | - |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 3 | Antunes da Costa, Vitor | - |
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil
Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil Fed Univ Jequitinhonha & Mucuri Valleys - Brasil |
| 4 | Brito, Lilian Almeida | Mujer |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 4 | Almeida Brito, Lilian | Mujer |
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil
Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil Fed Univ Jequitinhonha & Mucuri Valleys - Brasil |
| 5 | Silva, E. B. | Hombre |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 5 | Alves Ferreira, Evander | Hombre |
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil
Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil Fed Univ Jequitinhonha & Mucuri Valleys - Brasil |
| 6 | Pereira, Israel M. | Hombre |
Fed Univ Jequitinhonha & Mucuri Valleys - Brasil
Federal University of the Jequitinhonha and Mucuri Valleys - Brasil Universidade Federal dos Vales do Jequitinhonha e Mucuri - Brasil |
| 7 | Aspiazu, Ignacio | Hombre |
Univ Estadual Montes Claros - Brasil
State University of Montes Claros - Brasil Universidade Estadual de Montes Claros - Brasil |
| Fuente |
|---|
| Coordenação de Aperfeiçoamento de Pessoal de Nível Superior |
| Conselho Nacional de Desenvolvimiento Científico e Tecnológico |
| Fundação de Amparo à Pesquisa do Estado de Minas Gerais |
| Coordenação de Aperfeiçoamento de Pessoal de NÃvel Superior |
| Conselho Nacional de Desenvolvimento CientÃfico e Tecnológico |
| Fundação de Amparo à Pesquisa do Estado de Minas Gerais |
| Conselho Nacional de Desenvolvimento Cient?fico e Tecnol?gico |
| State of Minas Gerais Research Foundation (Fundacdo de Amparo a Pesquisa do estado de Minas Gerais, FAPEMIG) |
| Coordination for the Improvement of Higher Education Personnel (Coordenacao de Aperfeicoamento de Pessoal de Nivel Superior, CAPES) |
| National Counsel of Technological and Scientific Development (Conselho Nacional de Desenvolvimento Cientifico e Tecnologico, CNPq) |
| Agradecimiento |
|---|
| To The State of Minas Gerais Research Foundation (Fundacdo de Amparo a Pesquisa do estado de Minas Gerais, FAPEMIG), the National Counsel of Technological and Scientific Development (Conselho Nacional de Desenvolvimento Cientifico e Tecnologico, CNPq) and the Coordination for the Improvement of Higher Education Personnel (Coordenacao de Aperfeicoamento de Pessoal de Nivel Superior, CAPES), for the financial support to develop this research. |
| To The State of Minas Gerais Research Foundation (Funda??o de Amparo ? Pesquisa do estado de Minas Gerais, FAPEMIG), the National Counsel of Technological and Scientific Development (Conselho Nacional de Desenvolvimento Cient?fico e Tecnol?gico, CNPq) and the Coordination for the Improvement of Higher Education Personnel (Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior, CAPES), for the financial support to develop this research. |