辽宁福彩35选7开奖结果

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为什么国家提倡使用免耕播种机?

免耕播种机适用于耕作土壤和播种多种作物。与传统人工播种方法相比,比传统人工播种方法高出三倍以上,有利于缩短工期,根据季节及时播种,不耽误农业时间,有利于作物增产增收。在无法实现大规模机械化播种的半山区和丘陵地区显示出其优势。


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