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目前很多旗(县)、社良种场采用株行(系)两圃或三圃法进行品种提纯复壮,取得了良好的效果,但方法比较复杂,生产队应用起来有一定困难。根据几年来的实践经验来看,生产队采用简易株行去杂选优法比较易于推广,即采用二圃法而简化室内考种和田间观察记载项目。
At present, a lot of flags (counties) and social good farms have adopted the two-nursery or three nursery of Zhuhang (department) to carry out breed purification and rejuvenation and achieved good results. However, the methods are complicated and the production teams have some difficulties in applying them. According to the past few years of practical experience, the production team to use simple line to hybrid selection method is easier to promote, that is, using two nursery method and simplify the indoor test species and field observation record items.