可持续发展的中国经济林──为中国经济林协会成立大会而作何方１认识经济林现全国有经济林经营面积３亿亩，有近２００个不同树种和多种经营方式，其产品包括干鲜果及其制品，饮料、调料近１００种，涉及工、农、医、产品则在１０００种以上。１９９４年产值６００亿元（... Sustainable development of China’s economic forest ─ ─ for the establishment of the China Economic Forestry Association and what side 1 Know the economic forest Now the country has an economic forest 300 million mu of operating area, there are nearly 200 different tree species and a variety of management methods, including dried fruits and their products , Nearly 100 kinds of beverage and seasoning, involving more than 1000 kinds of workers, farmers and doctors. 1994 output value 60 billion yuan (...