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由于杂交玉米主推品种性能退化严重,为加快新老品种更新速度,保证玉米生产持续稳步发展,进行品种试验,试验品种有黔兴4号、兴农单1号、奎单781、奎单7882、奎单7819、奎单2184及子玉3号等品种,同时对新中玉801进行常规人工种植、标准化人工种植、机械种植3种试验。结果表明:以上品种都适宜在云南省西双版纳傣族自治州种植,可扩大推广示范面积,其中黔兴4号产量最高。
Due to the serious degeneration of the main varieties of hybrid corn, in order to speed up the renewal rate of new and old varieties and ensure the steady and steady development of corn production, the varieties were tested with Qianxin 4, Xingnongdan 1, Kui 781, Kui 7882, Kui 7819, Kui-sing 2184 and Ziyu 3 and other varieties, while the Xinzhongyu 801 routine artificial planting, standardized artificial planting, mechanical planting three kinds of experiments. The results showed that all the above varieties were suitable for planting in Xishuangbanna Dai Autonomous Prefecture in Yunnan Province, which could expand and popularize the demonstration area. The yield of Qianxing 4 was the highest.