LEUCAENA RESEARCH IN THE ASIAN ~ PASIFIC REGION.Because of leucaena leucocephala's multiple uses as forage, fuelwood,poles, green manure,etc,this fast-growing, nitrogen-fixing tree has been the subjeck of much research in the last decade. The results have clarified the capabilities of the plant as well as its limitation. One main constraint to cultivition in vast areas of Latin America and Sout…