日本保安林种类及其建设成就日本素有“山林之国”的美称，森林覆被率近７０％，其防护林的发展对我国防护林体系建设具有重要的参考价值。１保安林种类及其社会地位保安林种是日本林业体系的重要组成部分，是为了国土保安、水源涵养、充分发挥森林的环境保护美化功能，防... Types and Achievements of Japan’s Security Forest Achievements Japan is known as a “country of forests and mountains” with a forest coverage rate of nearly 70%. The development of its shelter forests is of great value to the construction of our country’s shelter forest system. 1 types of security forest and its social status Security forest species is an important part of Japan’s forestry system, is for homeland security, water conservation, give full play to the role of the forest’s environmental protection and beautification, prevention.