Management of chimera through direct shoot regeneration from florets of chrysanthemum (Chrysanthemum morifolium Ramat.)

6-benziladenina 6-benzyladenine ana ba chimaeras chimere chrysantheme chrysanthemums color colour corola corolla corolle couleur crisantemos cultivars cultivo in vitro culture in vitro dendranthema morifolium developmental stages etapas de desarrollo fleur flores flowers in vitro culture in vitro regeneration mutant mutantes mutants mutation naa quimera saccharose sucrosa sucrose variedades varieties