Education on Hydrogel Planting Media for Elementary School Students at SD Negeri 1 Klakah, Kec.Selo, Kab.Boyolali. JPMH [Internet]. 2024 Dec. 12 [cited 2026 Jun. 10];2(2):89-94. Available from: https://e-journal.unkhair.ac.id/index.php/masyhut/article/view/252