农民王铜研制出微型玉米秸秆还田机
BULLETIN OF AGRICULTURAL SCIENCE AND TECHNOLOGY（2000）
Abstract
王铜是河南省西峡县五里桥乡白河村农民,1973年高中毕业回乡务农.他看到,每当收获季节,农民把收获后的庄稼秸秆挖掉拿出地块或一把火烧掉,致使土地缺乏有机质.
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