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墨白玉米(墨白1号、94号)在我区各地试种、推广面积增加较快,81年上半年已超过82万亩,比去年同期增64万亩,预计今后还要大发展。墨白玉米发展速度快是一件好事,但同时也带来品种混杂退化现象。这表现在植株生长不够整齐,结苞大小、穗位高低及成熟期不够一致。据平果县旧城公社望力大队傍雷生产队和教美大队下新生产队调查墨白94号结果,杂株率达16—24%。混杂原因主要是农民群众得到墨白玉米种子后,就
Mo Baizhong (Mo Bai 1, No. 94) in our region to try planting, promotion area increased rapidly, the first half of 81 has more than 820,000 mu, an increase of 64 million mu over the same period last year, is expected to further develop in the future. Mohs white corn is a good thing, but it also brings a variety of mixed degradation. This is manifested in the plant growth is not enough neat, knot size, ear level and maturity are not consistent. According to the Pingguo Old City Commune Hope Group Preemptive production team and the teaching team of the United States to investigate the new production team Mohsai 94 results, heterosis rate of 16-24%. The main reason for the confusion is that after the peasant masses have obtained the white corn seeds, they are