AGRICULTURAL INFRASTRUCTURES 1 ARABLE LAND 1 CULTIVABLE WASTES 1 GEOGRAPHICAL BACKGROUND 1 GEOGRAPHICAL BACKGROUND OF THE AREA 1 Geographical Background of tribal, settlement pattern tribes, Demographic structure of tribes, Economic structure of tribes, cultural pattern of tribes 1 Malayalam literature 1 Natural disasters and geographical background 1 Prakrthiduranthangalum bhoomisasthra paschathalavum 1 RURAL LAN USE PLANNING 1 URBAN TREND 1