Ptinotrofia

I ektrofi merikon ornithon fernei ligi agrotiki zoi ston kipo, hara kata tin enasholisi me zoa kai praktiko ofelos. Hreiazontai gia aito merikes gnoseis shetika me ta somatika haraktiristika kai tin simperifora tis ornithas, tin diatrofi kai frontida , tin epoasi kai tin anatrofi, ton ornithona kai ton peribolo, tin sfagi kai tin ekmetalleisi toi kreatos kai ton aigon. Oi siggrafeis ehoin spoidasei geoponia kai perigrafoin dikes tois empeiries me tis ornithes, pragmata poi prepei na mathei o arharios kai kapoia pragmata poi mporoin na mathoin akoma empeiroi ornithotrofoi.