Cultivo in vitro de Geophila macropoda (Ruiz - PAY. DC) a partir de embriones cigóticos
DOI:
https://doi.org/10.15517/am.v21i1.4913Keywords:
Oreja de ratón, micropropagación, Bencilaminopurina, cobertura vegetal, "Mouse ear", micropropagation, Benzylaminopurine, cover cropAbstract
Cultivo in vitro de Geophila macropoda (Ruiz - Pav. DC) a partir de embriones cigóticos. El objetivo de esta investigación fue desarrollar un protocolo para el cultivo in vitro de Geophila macropoda. Este trabajo se efectuó en Guácimo de Limón, Costa Rica, entre junio del 2006 y febrero del 2007. En la fase de establecimiento in vitro se utilizaron estacas y embriones cigóticos. En el cultivo in vitro, la contaminación bacteriana impidió establecer altos porcentajes de material vegetal. Con embriones se obtuvo hasta del 89%. Para la multiplicación de brotes, se evaluaron cinco concentraciones de bencilaminopurina (BAP). Los mejores resultados se obtuvieron en el medio complementado con 2 mg/l BAP con 13,4 nuevas plántulas a partir de una vitroplanta inicial. El enraizamiento se alcanzó en medio Murashige - Skoog al 50% de las sales recomendadas por tales autores y sin reguladores de crecimiento. Durante la aclimatación se obtuvo una sobrevivencia del 100%.Downloads
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