Wachid A. Study of Nitrogen Fertilizer Concentration and Types of Growth Regulators in Vegetative Growth of Orchid Plants (Dendrobium spp). nabatia [Internet]. 2010Jun.28 [cited 2024Nov.21];1(1):32-0. Available from: https://nabatia.umsida.ac.id/index.php/nabatia/article/view/1579