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一、推广的意义传统的玉米播种模式667平方米需2000～2500克种子,玉米单粒播仅需1300～1750克种子,省种约500克。以封丘县为例,封丘县玉米种植面积80万亩,可省种子40多万千克,按每500克玉米1元计算可省去80多万元;按每人每天间苗2亩,全县80万亩玉米间苗需40万人次,按每天每人打工40元计算,单粒播可省去间苗工费1600万元。
First, the promotion of the significance of the traditional mode of corn sowing 667 square meters need 2000 ~ 2500 grams of seeds, corn sowing only 1300 ~ 1750 grams of seeds, the provincial species about 500 grams. In Fengqiu County, for example, Fengqiu County, corn planting area of 800000 acres, can save more than 400000 kilograms of seeds, calculated per 500 grams of corn 1 yuan can save more than 800000 yuan; per person per day 2 acres of seedlings, all 80 million mu of corn seedlings need 400000 people, according to 40 yuan per person per day working calculations, single grain sowing can save 16 million yuan fee between seedlings.