Influence of the wavelength and intensity of LED lights and cytokinins on the growth rate and the concentration of total cardenolides in Digitalis mariana Boiss. ssp. heywoodii (P. Silva and M. Silva) Hinz cultivated in vitro

Giselly Mota da Silva, Alliyu Mohamed, Alexandre Alves de Carvalho, José Eduardo Brasil Pereira Pinto, Fernão Castro Braga, Rodrigo Maia de Pádua, Wolfgang Kreis, Suzan Kelly Vilela Bertolucci