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防护林是以发挥森林防护效益为主要目的的森林,包括农田防护林、水土保持林、防风因沙林、牧场防护林、护岸林等。防护林的经济效果,是指营造防护林的劳动耗费与所得的有用成果的比较。 经济效果问题是经济工作的核心问题,不断提高社会主义经济效果,是社会主义客观经济规律的要求,是扩大再生产和提高人民物质文化生活水平的基础。赵紫阳总理在第五届全
Shelterbelt is a forest with the main purpose of exerting forest protection benefits, including farmland shelterbelts, soil and water conservation forests, windbreaks, pasture shelterbelt, shoreline shelterbelt and so on. The economic effects of shelterbelts refer to the comparison of the labor costs of creating shelterbelts with the useful results obtained. The issue of economic effects is the core issue of economic work. Continuously improving the economic effects of socialism is a requirement of the objective economic law of socialism and the basis for expanding reproduction and enhancing people’s material and cultural life. Premier Zhao Ziyang in the fifth full