[1]
R. . Purba, I. . Rosaline, R. . Situmeang, C. I. . Girsang, and W. . Sitinjak, “Growth Response and Production of Cabbage (Brassica Olera Var. Capitata) on Various Kinds of NPK and Organic Fertilizers ”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 7, pp. 5516–5523, Jul. 2023.