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一、概况本世纪初期,由于工业的发展和人口的增长,人类频繁的活动使得世界上很多国家沿海地区的植被遭到破坏,土壤退化,向盐碱化及沙漠化发展,频繁的灾害性天气给这些地区的农、牧、渔业及人民生命财产带来严重的经济损失。从三十年代开始,沿海防护林就引起很多国家的重视,日本、美国、英国、印度、苏联、澳大利亚、罗马尼亚、意大利及地中海沿岸各国(如法国、突尼斯、埃及等)都大规模的开展了沿海防护林的营造和研究工作。
I. Overview At the beginning of this century, due to industrial development and population growth, frequent human activities led to the destruction of vegetation in coastal areas of many countries in the world, soil degradation, salinization and desertification, and frequent and disastrous weather The peasants, herdsmen, fisheries and people’s lives and property in these areas have caused serious economic losses. Since the 1930s, coastal shelter forests have attracted the attention of many countries. The coasts of Japan, the United States, the United Kingdom, India, the Soviet Union, Australia, Romania, Italy and the Mediterranean countries (such as France, Tunisia, Egypt, etc.) Shelterbelt construction and research work.