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今年二月中旬,沈阳市农业局召开了旱田作物和土肥工作经验交流会。会议期间,大家对大沟经验发生了兴趣。沈阳市苏家屯区大沟公社,近几年来全面推广氮磷化肥混合作玉米种肥(称“头顶火”),成了当地玉米亩产千斤的基本措施之一。马刚公社于1981年在十万亩农田上施用氮磷化肥混合种肥,所种玉米也取得了好收成。
In mid-February of this year, Shenyang Municipal Bureau of Agriculture convened hands-on experience of dry-land crops and soil fertilizers. During the meeting, everyone had an interest in Dagou experience. Dagou commune, Sujiatun District, Shenyang City, in recent years to promote the comprehensive application of nitrogen and phosphorus fertilizer for corn seed fertilizer (called “the top of the fire”), has become a local one of the basic measures of corn mu produce. Ma Gang in 1981 in 100000 acres of farmland fertilizer application of nitrogen and phosphorus fertilizer, the kind of corn has also made good harvest.