Usman Nur Rohman, Nurlina, and Nurul Huda. “Influence of Manure And Pgr Cosentration OnGrowth of Pakchoy (Brassica Chinensis)”. Agricultural Science 1, no. 1 (July 5, 2021): 22–29. Accessed May 17, 2024. https://agriculturalscience.unmerbaya.ac.id/index.php/agriscience/article/view/4.