40个春秋,40道年轮。以培育、保护和发展后备森林资源,维护林区生态平衡为己任的几代大兴安岭营林人,用勤劳的双手和青春热血,在莽莽林海中耕耘着绿色,收获着希望,用苍松翠柏树起了不朽的丰碑,用片片新绿书写出生命的永恒。大兴安岭开发建设40年来,全区人工更新有效面积近43万 40 Spring and Autumn, 40 Rings. In order to cultivate, protect and develop reserve forest resources and maintain ecological balance in the forest areas, several generations of Daxinganling people, with hard-working hands and youthful warmth, cultivated the greenery in the vast forest with hope, harvested with pines and cypresses Played an immortal monument, with a piece of green book to write the eternal life. Daxinganling development and construction 40 years ago, the region artificial renewal effective area of ​​nearly 430,000