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1982年5月9日～6月4日,美国虫害综合防治代表团访问我国,本文作者都是代表团成员。文内引用了六位中国科学家尚未发表的研究成果,甚有参考价值。
From May 9 to June 4, 1982, the U.S. integrated pest prevention and control delegation visited China. The authors of this article are all members of the delegation. The article cites the unreleased research results of six Chinese scientists, which are of great reference value.