ANALISIS KETAHANAN PANGAN PASCA KONFLIK LAHAN DI DESA MARGATANI KECAMATAN AIR SUGIHAN KABUPATEN OGAN KOMERING ILIR = THE ANALYSIS OF FOOD SECURITY AFTER LAND CONFLICT IN MARGATANI VILLAGE OF AIR SUGIHAN SUBDISTRICTS OF OGAN KOMERING ILIR DISTRICT - RAHMADHANI, RIZKI (2018)