我国农业秸杆综合利用的现状与发展趋势

The Current Situation and Development Trend of Pole Comprehensive Utilization of Agricultural Straw

我国农业秸秆资源十分丰富,据统计,全国年产各类农作物秸秆达5.7亿吨,其数量相当于北方草原打草量的50多倍,其中90%被焚烧。据联合国粮农组织(FAO)统计资料表明,在美国约有73%的肉类由草转化而来,澳大利亚为90%,而我国仅有6%～8%的肉食由草秆转化而来。国家2010年远景规划中提出:养殖业要主攻食草型和非粮耗型饲料。大力提倡秸秆还田和推进城郊秸杆利用,有利于减少环境污染.

Resources of straw in our country are very abundant, all kinds of crops straws are up to 570 million tons according to the national annual output of statistics, its quantity is equivalent to the northern grassland and beat the grass more than 50 times of quantity, 90% among them is burnt. Indicate according to the statistical data of Food and Agriculture Organization of the United Nations （FAO）, meat nearly 73% is transformed by the grass in U.S.A., Australia is 90%, and only there is the transforming carnivorously from the grass stalk of 6%-8% in our country. In 2010 National longtorm planning, the feeding should attack mainly and eat the careless type and not the grain dawdling type fodder. Straw grain pass belly return field recommend and move forward outskirts straw pole use in a more cost-effective manner to reduce the environmental pollution.