重视蒙古柞在大小兴安岭生态功能区建设中的地位和作用

柞林与各类次生林、人工林平均值相比,其涵养水源功能可达61.5%,回归土壤N、P、K肥,分别多32%、35%、38%,碳汇与释氧功能分别高27.6%和27.8%。以柞林为主的森林公园内,负离子丰富,测定峰值达7 500个/cm2。柞林内食源丰富,是野生动物的首选栖息地。

Attention to the Status and Effect of Querus mongolica on the Construction of Ecological Functional Zone of Daxing＇ anling and Xiaoxing＇ anling

Oak forest function is better than that of secondary forest and artificial forest, the water conservation function of soil conservation 61.5% ; returned to the NPK fertilizer from abundant litter, respectively 32%, 35%, 38% ; carbon and oxygen release respectively 27.6% and 27.8%. In oak forest park, determination peak of negative ion abundance was 7500 / cm2. Oak forest was the preferred habitat of wild animals because food source is rich in it