“Concentration And Time of Administration Plant Growth Promoting Rhizobacteria (PGPR)On The Growth And Yield Of Onion Crops (Allium Ascalonicum L.)”. AGROKOPIS : Jurnal Pertanian 1, no. 1 (April 30, 2024): 1–8. Accessed April 5, 2025. https://journal-upprl.ac.id/index.php/agrokopis/article/view/6.