论文部分内容阅读
建国以来,我场一直把恢复和发展红松资源当成主要任务,三十多年来已有2000多公顷红松幼林郁闭成林。为了提高红松造林的成效和促进红松造林的发展,特对林冠下
Since the founding of the People’s Republic, our field has always regarded the restoration and development of Korean pine resources as its main task. For more than 30 years, more than 2,000 hectares of young Korean pine forests have been closed. In order to improve the effectiveness of Korean pine plantation and promote the development of Korean pine plantation, especially under the canopy