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作青貯料用的玉米或向日葵與豆科作物的混合播种是增加畜牧业飼料及提高土壤肥力的巨大潜力之一,这已为试验研究所證明 。
Mixed sowing of corn or sunflower with leguminous crops for silage is one of the great potential for increasing livestock feed and soil fertility, as evidenced by pilot studies.