Usman Nur Rohman, Nurlina, and Nurul Huda. 2021. “Influence of Manure And Pgr Cosentration OnGrowth of Pakchoy (Brassica Chinensis)”. Agricultural Science 1 (1):22-29. https://agriculturalscience.unmerbaya.ac.id/index.php/agriscience/article/view/4.