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一1958年雁北地区山药(马铃薯)获得了空前未有的大丰收。全区播种山药156万亩,占基本粮田面积的20%。每亩平均产量达2,200斤左右,比1957年亩产626斤提高了三倍,比解放后产量最高的1952年亩产897斤,增长1.4倍。去年雁北地区山药获得全面丰收,除了我们在栽培技术上实行了一系列的重大改革如稀植变密植,犁种改窝种,扩大良种面积,增施肥料等几个关键性的措施以外,在全民总动员之下,歼灭
In 1958, Yanbian yam (potato) won an unprecedented harvest. The region sow 156 acres of yam, accounting for 20% of the basic grain area. The average yield per mu reached about 2,200 kilos, which was three times higher than that of 626 kilos per mu in 1957, which was 1.4 times higher than that of 1952, the highest yield after liberation. Last year, Yanbian yam achieved a comprehensive harvest, in addition to the cultivation of a series of major reforms in technology, such as planting thinning dense planting, plow planting change, expand the area of improved varieties, fertilizer and other key measures, Under the general mobilization, annihilated