“PENYUSUNAN MODEL SIMULASI TANAMAN JARAK (Richinus Communis L.)CONSTRUCTION OF A CROP SIMULATION MODEL OF CASTOR OIL (Richinus Communis L.)”. Agromet 18, no. 2 (December 11, 2004): 48–57. Accessed December 28, 2025. https://journal.ipb.ac.id/agromet/article/view/3539.