大有发展前途的经济林树种——榛子榛子是世界上四大干果（扁桃、核桃、榛子、腰果）之一，也是我国传统的出口商品。榛仁味香甘甜，营养价值高，在国际市场上畅销不衰。以我国的平榛为例，目前粗放经营条件下，平均亩产６０～８０公斤，可获收益１２００～１６００元；而... There is a promising economic forest tree species - hazelnut hazelnut is the world’s four major nuts (almonds, walnuts, hazelnuts, cashew nuts) is one of China’s traditional export commodities. Hazelnut sweet sweet taste, high nutritional value, best-selling in the international market. Take Pinghu of our country as an example, under the condition of extensive management at present, the average yield per mu is 60 ~ 80kg, and the gain is 1200 ~ 1600yuan.