The protection forests were built with five Acacia tree species on coastal sandy soil in Dongshuan County,and their wind-resistance and drought-resistance was tested also.

• 应用大叶相思、肯氏相思、毛娟相思、马占相思和厚荚相思等相思树种在东山县沿海沙地上营建防护林,并对其抗风、抗台风及抗连续干旱性能进行了测定。