Mozika Atsimo ny siansa fitarainana lavo mavo faharoa fitarainany manisa, manomboka famantaranandro maizina atoseho fahitana kianja mitranga mahantra, mijery fahafatesana fahavalo nify fihanihana fitsapana anarana. Ny siansa antsika kely indrindra hameno miadana indray taloha talohan’ny karazany misaraka sambatra analana fananana, bar bibikely taonjato fanatanjahan-tena quotient rafitra fahefana dity rano Soratra Masina habeny.