内蒙林业研究所于1961年5月,在大兴安岭好里堡镇附近的干旱阳坡,与当地生产单位合作试验营造的10.6亩樟子松,已初步取得成果。到1964年平均保存率为82.5%(按鱼鳞坑计算。1962年5月补植1次),平均高为41.0厘米,其中1964年的高生长平均为16.3厘米。这地区的立地条件较差,平均坡度为27 Inner Mongolia Forestry Research Institute In May 1961, 10.6 mu of Pinus sylvestris var. Mongolica, built in cooperation with local production units on the arid sunny slope near Fort Huli, Daxinganling, has achieved initial results. By 1964, the average preservation rate was 82.5% (calculated according to the scale pit and replanted once in May 1962), with an average height of 41.0 cm, of which the average high growth in 1964 was 16.3 cm. The site conditions in this area are poor with an average gradient of 27