Efficiency of Retain® in tank-mixed chemicals in maturation and pre-harvest drop of ‘Imperial Gala’ apples
The objetive of this study was to evaluate the effect of Retain® in combination with other chemicals used in orchard management of apple trees, on maturation and pre-harvest drop of ‘Imperial Gala’ apples. During the 2006/07 and 2007/08 growing seasons, seven days before the predicted harvest date,...
| Autores: | , , , |
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| Formato: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2020 |
| País: | Brasil |
| Recursos: | Empresa de Pesquisa Agropecuária e Extensão Rural de Santa Catarina (Epagri) |
| Repositorio: | Agropecuária Catarinense (Online) |
| Idioma: | portugués |
| OAI Identifier: | oai:ojs2.10.20.5.244:article/683 |
| Acesso em linha: | https://publicacoes.epagri.sc.gov.br/rac/article/view/683 |
| Access Level: | acceso abierto |
| Palavra-chave: | Malus domestica aminoethoxyvinilglycine fruit quality fruit abscission aminoetoxivinilglicina qualidade do fruto abscisão dos frutos |
| Resumo: | The objetive of this study was to evaluate the effect of Retain® in combination with other chemicals used in orchard management of apple trees, on maturation and pre-harvest drop of ‘Imperial Gala’ apples. During the 2006/07 and 2007/08 growing seasons, seven days before the predicted harvest date, the following treatments were applied: 1)check; 2) Retain® 800g/ha; 3) Retain® 800g/ha + Captan 500PM 4,000g/ha; 4) Retain® 800g/ha + Cercobin 700WP 1,500g/ha; 5) Retain® 800g/ha + Sumithion 500CE 1,500ml/ha; 6) Retain® 800g/ha + calcium chloride 6,000g/ha. None of the treatments evaluated showed symptoms of phytotoxicity. Retain®, when applied in combination with some chemicals used in orchard management of apple trees, showed similar performance both in maturation and in pre-harvest fruitdrop control of ‘Imperial Gala’ apples in relation to the isolated Retain® application, especially for shorter periods than 23 days after harvest. |
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