承德地区于1974年7月,在隆化县八达营播区开展了飞机播种造林试验,初获成功。截止到1979年,我区连续6年共飞播造林685,000多亩。据初步地面普查和抽查,有苗面积占37％,取得了可喜成果。但也存在不少问题,比如苗木分布不均,阴坡大部分无苗或少苗,树种单纯,经营抚育跟不上等。 Chengde area in July 1974, in Longhua County Boda camp broadcast aircraft planting trials, the initial success. As of 1979, a total of 685,000 mu of afforestation was aired in our area for 6 consecutive years. According to preliminary ground census and spot checks, seedling area accounted for 37%, and achieved gratifying results. But there are also many problems, such as uneven distribution of nursery stock, most of the shady no seedlings or young seedlings, tree species simple, business tending can not wait.