榛是优良的木本油料树种之一。榛仁是我国传统出口商品,出口一吨榛仁可换回7.89吨钢材、11.51吨小麦或19吨化肥。榛仁油可供食用或工业用。榛叶、总苞、树皮含有8.5—14.5％单宁,可做烤胶工业原料。榛柴是良好的薪炭材。榛林能固结土壤,涵养水源,在山区可以用来营造水土保持林。 Hazel is one of the finest woody oilseeds. Hazelnut is a traditional export commodity of China. One tonne of hazelnuts can be exchanged for 7.89 tons of steel, 11.51 tons of wheat or 19 tons of fertilizer. Hazelnut oil is available for food or industrial use. Hazel leaves, involucre, bark contains 8.5-14.5% tannin, baking materials can do industrial raw materials. Hazel wood is a good firewood material. Harin forest can consolidate the soil, conserve water, in the mountains can be used to create water and soil conservation forest.