Weather Effect On Discoloration of Fiber Plastic Composite Made of Corrugated Paper and Polyethylene with The Addition Of Maleic Anhydride and Benzoyl Peroxide - Sihombing, Vicky Fadliansah; Program Studi Kehutanan, Fakultas Pertanian, Universitas Sumatera Utara, Jln. Tri Dharma Ujung No 1 Kampus USU Medan 20155 (Program studi Kehutanan USU, 2014)