Wijaya, Agnes Natalia and Poernomo, Carlois and Savitri, Wina Dian and Irawati, Fenny and Hardjo, Popy Hartatie (2023) The effectiveness of growth regulators and light color spectrum on callus growth of Amorphophallus muelleri Blume. var. Madiun1. Agromix, 14 (2). pp. 182-188. ISSN 2085-241X ; e-ISSN 2599-3003