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柞树(Quercus mongolica Fisch)在承德地区的次生林中,占有相当位置,以柞树为优势树种的林分面积占次生林面积的19.5%;以蓄积论,占全面地区森林总蓄积的14.8%,分布在海拔800—1400、1500米范围内的各种坡向上。这些柞树林是经过多次砍伐和火灾以后形成的萌生林。有纯林,也有与油松、桦木、山杨、椴树等的混交林。其中一部分柞树林林分稀疏,生长不良,单位面积上的蓄积量低,没有什么培育前
Quercus mongolica Fisch occupies quite a place in the secondary forest in Chengde area. The area of the secondary forest is dominated by oak trees, accounting for 19.5% of the total secondary forest area. With the accumulation theory accounting for 14.8% of the total forest area in the entire area, 800-1400,1500 meters range of various slopes. These oak trees are sprouted forests that have formed after many deforestation and fires. Pure forest, but also with pine, birch, aspen, linden and other mixed forest. Some of them are sparsely populated, poorly grown, with low stockpile per unit area,