Purba, T. .; Sihaloho, A. .; Situmeang, R. .; Sitinjak, W. .; Sinaga, A. H. . Increased Growth and Production of Shallots (Allium Ascalonicum L.) With Mulching Type Treatment and Tuber Weight . jppipa, pendidikan ipa, fisika, biologi, kimia 2023, 9, 391-399.