杂交水稻的纯度问题一直是杂交水稻生产中的一个十分重要的问题,这一问题无论是对生产者来说,还是对使用者来说,事关重大。如果杂交种纯度不达标甚至严重超标,生产者不仅面临经济赔偿问题,更重要的是失去信誉,失去市场,失去生存空间。而给使用者带来的则是直接经济损失。因此, The purity of hybrid rice has always been a very important issue in the production of hybrid rice, which is of great importance to both producers and users. If the purity of hybrids does not meet the standard or even exceed the standard, producers not only face the problem of economic compensation, but more importantly lose credibility, lose the market and lose their living space. And to the user is the direct economic loss. therefore,