Analysis of Litter and Soil Carbon Stock in Cultivated and Natural Area of Intergrated Forest for Conservation Education of Wan Abdul Rachman Great Forest Park - Leoni Dellta Ellannia; Department of Forestry, Faculty of Agriculture,University of Lampung, Jalan Sumantri Brojonegoro No. 1, Bandar Lampung, Indonesia, (UNIVERSITY OF LAMPUNG, 2017)