SIMANJUNTAK, Melati Putri Br; IDRIS, Muhammad. The Effects of Chitosan Organic Fertilizer and Urea Inorganic Fertilizer Application on the Growth of Pakcoy Mustard Plants (Brassica rapa L.). Bioscientist : Jurnal Ilmiah Biologi, [S. l.], v. 14, n. 2, p. 666–679, 2026. DOI: 10.33394/bioscientist.v14i2.20333. Disponível em: https://ojspanel.undikma.ac.id/index.php/bioscientist/article/view/20333. Acesso em: 9 may. 2026.