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百色地区在进行了小面积试种的基础上,于1991年同时引进掖单2号、4号、12号、13号等杂交玉米组合,在全地区各县进行大面积试种示范,各组合普遍获得增产。
Based on the small-area trial planting, Baise Prefecture introduced the hybrid corn combination of Yedan No. 2, No. 4, No. 12 and No. 13 at the same time in 1991 to carry out a large-scale demonstration plantation in all counties in the whole region. Generally increase production.