The job is hard, "but we are not powerless," Dr. Shigeru Omi of the World Health Organization said at the end of a three-day meeting of animal, health and food experts.
The plan "gives us a real chance to make a mark on history as long as we work together with maximum energy and commitment," Omi said in a statement.
The conference was organized by WHO, the Food and Agriculture Organization and the World Organization for Animal Health.
Since 2003, tens of million of chickens have died of bird flu or have been slaughtered in East and Southeast Asia. At least 54 people also died in Vietnam, Thailand and Cambodia, most after coming into contact with infected birds.
The U.N. plan focuses on educating small-time farmers and their families about the risk of combining various species such as chickens, ducks and pigs in one enclosure.