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为了防止大豆品种混杂退化,除了防止品种的机械混杂外,还应采取提纯复壮措施,以保证生产上所使用的种子纯度高,质量好。生产实践证明,经过提纯复壮的种子一般可增产10％左右。大豆品种提纯复壮主要有下列四种方法:
In order to prevent the degradation of soybean varieties mixed, in addition to prevent the variety of machinery mixed, but also to take measures to purify and rejuvenate to ensure that the production of seeds used in the high purity and good quality. Production practice has proved that the seeds after purification and rejuvenation can generally increase about 10%. Purification and rejuvenation of soybean varieties mainly in the following four ways: