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作者分析了我省最近几年来发表的有关北种南育问题的论文报告,对北种冬季南播及再北植的遗传变异问题,提出了不同的看法,就育种实践中采用这种措施,提出了不同的意见。
The author analyzed the papers published in recent years in our province on the issue of North-South Incidence and put forward different views on the genetic variation of North-sowed South-sowing and North-reared North in winter. By adopting this measure in breeding practice, Put forward different opinions.