Naibaho S. THE EFFECT OF BIOCHAR APPLICATIONS OF RICE HUSK AND COFFEE SKIN ON P AND Zn NUTRITIONS AND THE GROWTH OF RICE (Oryza sativa L.) PLANTS IN SATISFIED RICE LAND. Agripreneur [Internet]. 2021Jun.30 [cited 2026May4];10(1):35-43. Available from: http://ejournal.iocscience.org/index.php/Agripreneur/article/view/1949