Science And Technology For Tua Tunu Community In Improving The Economy Through The Utilization Of Pineapple Processed Products Into Products That Have Value Added: IPTEK Bagi Masyarakat Tua Tunu Dalam Meningkatkan Perekonomian Melalui Pemanfaatan Produk Olahan Nanas Menjadi Produk Yang Memiliki Value Added. jpu [Internet]. 2018 Aug. 15 [cited 2025 Nov. 8];4(2). Available from: https://journal.ubb.ac.id/index.php/lppm/article/view/170