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1983年6月,根据苏法合作计划,苏联派遣了包括本文作者在内的专家代表团赴法国。通过10天的访问,了解到有关法国国家农科院的森林害虫防治成果。全国的部分森林(70%)林分质量不好,一些私有者的森林面积不大,所以实现森林保健措施不经常,而且缺乏系统性。在很多地方没有森林保护机构,由普通的林学家来承担它的业务。只有在农业部才有不大的专家组,组织课题研究,进行虫源地调查,拟定害虫的预报和实行保
In June 1983, under the Soviet-French cooperation plan, the Soviet Union sent an expert delegation including the author of this article to France. Through a 10-day visit, I learned about the achievements of forest pest control in the French National Academy of Agricultural Sciences. Some of the forests in the country (70%) are of poor quality, while some of the private owners do not have large areas of forests, so forest health care measures are infrequent and systematic. There are no forest protection agencies in many places, and ordinary forest scientists undertake their business. Only in the Ministry of Agriculture has a small group of experts, organize research, conduct surveys of insect origin, the development of pest forecast and implementation of insurance