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华盛顿专电 四、五十年来,特别是第二次世界大战结束后,由于各方面的需要,美国在发展林业方面作出了巨大的努力。从六十年代末在南方异军突起的所谓“第三森林”,是美国森林业发展的一个标志。
Washington Forth Four to 50 years, especially after the end of World War II, the United States has made tremendous efforts in developing forestry due to various needs. The so-called “third forest” that emerged from the south in the late 1960s is a sign of the development of the United States forestry.