湖南省水稻辐射与航天诱变育种研究及其展望

Studies on Irradiation and Space Mutation Breeding of Rice and Its Prospect in Hunan

本文介绍了诱变育种的特点,国内外简况及湖南省在水稻诱变育种领域的成就。至2006年止,通过省级审定的水稻突变品种有24个,并育成了一批通过地(市)级审定的品种,同时获得了一批优质、抗病、矮秆、早熟及具有恢复能力的新种质资源;诱变育成品种累计推广面积1000万hm2以上;在应用基础研究方面也取得了长足进展,并提出了在发展该项研究领域的设想和建议。

The characteristics ofmutation breeding and briefsituation at home and abroad,the achivements in mutation breeding of rice in Hunan Province and introduced in this paper. Up to now,there are 24 varieties of mutation rice approved in Hunan Proveince, Moreover there are many rice mutation varieties approved in city＇s level. Also,Many dite germplasm of good quality,disease resistance,dwarf, early maturity and recover are achieved. The cultivated ared of mutation, Varieties is more 107 hm^2, New progress is got in applied basic research. Suggestion for this research field put forward.