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对7个籼型光敏雄性不育系及其杂交F_1进行花药培养的研究发现,光敏不育水稻虽然雄性不育,但其愈伤诱导率、绿苗产量均高于常规籼稻品种以及籼/籼、籼/粳杂交F_1,光敏雄性不育系的花培后代植株中,单倍体、二倍体、多倍体的出现频率与常规品种花培后代相似,在二倍体植株中,光敏雄性不育系及其互交F1的花粉植株,90%以上都能保持长日照下雄性不育的特性;光敏雄性不育系与常规品种杂交F1的花粉植株中,大约有25%的雄性不育株,在密阳42s
The results of anther culture on seven Indica CMS lines and F 1 hybrids showed that although the CMS lines were male sterile, their callus induction rate and green seedling yield were higher than those of conventional indica rice varieties and indica / indica rice varieties The frequency of haploid, diploid and polyploid plants in indica / japonica hybrid F1 and photoperiod male sterile lines was similar to that of the conventional cultivars. In diploid plants, the photosynthetic male More than 90% of the male sterile lines and F1 hybrid pollen plants could maintain the male sterility under long-day sunshine. About 25% of the male sterile lines were pollen plants of F1 hybrids with photosynthetic male sterile lines Strain, in Miryang 42s