Analysis of growth And Plantbaby Kai-Lan(Brassicaalboglabra L.)The Use of Various Doses of Fertilizer Urea . agriscience [Internet]. 2021 Jul. 6 [cited 2025 Jul. 27];3(1):1-11. Available from: https://agriculturalscience.unmerbaya.ac.id/index.php/agriscience/article/view/30