REGULATION Gov.Regulation Decree of the minister of Forestry No. 173/kpts-Il/1986 Date Juni 6,1986 Large (Hektar) 18.000 Technical implementation Unit BKSDA Riau Note – GOVERMENT ADMINISTRATION Province Riau City/Regency Kabupaten Bengkalis District Kecamatan Mandau Kecamatan Pinggir Kecamatan Talang Mandi Village – PHYSICAL CONDITION Elevation (mDpl) – Topology&Geology – Climate type climate…?(Schmidt dan Ferguson) Temperature –; Meteorology Climatology and