APPLICATION OF IPTEKS BASED ON LOCAL FEED WASTE FOR LIVESTOCK FARMER GROUP IN TUNTUNGAN II VILLAGES , PANCURBATU, DELI SERDANG REGENCY. J.Saintech Transf. [Internet]. 2020 Apr. 28 [cited 2026 Feb. 4];2(2):132-41. Available from: https://idjpcr.usu.ac.id/jst/article/view/1007