Photoperiod modulates growth and pigments and 20-hydroxyecdysone accumulation in Brazilian ginseng [Pfaffia glomerata (Spreng.) Pedersen] grown in vitro

Evandro Alexandre Fortini, Diego Silva Batista, Kamila Motta de Castro, Tatiane Dulcineia Silva, Sérgio Heitor Sousa Felipe, Ludmila Nayara Freitas Correia, Kristhiano Chagas, Letícia Monteiro Farias, João Paulo Viana Leite, Wagner Campos Otoni