A. Fisher, J. S. S. Waworuntu, and I. R. Montolalu, “The Application of NPK Pearl Professional 9-25-25 on the Growth and Production of Red Bean Plants (Phaseolus vulgaris L.) in Lowlands”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. SpecialIssue, pp. 1387–1394, Dec. 2023.