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N5088S是一个实用性好的粳型光敏核不育系,在长光周期条件下的不育临界温度较低,不育性稳定,不育期长(30天左右),制种的风险性小;在短光周期条件下可育的临界温度较高,育性转换明显,繁殖产量高。N5088S开花习性好,柱头外露率高,易于制种。其配合力较强,先后与R9—1、R187、1514等配制的粳杂组合,1993年示范8万余亩,平均亩产427~590kg,均表现出明显的杂种优势。N5088S投入生产将促使两系杂交粳稻进入大面积生产的新阶段。
N5088S is a practical Japonica-type photo-sensitive genic male sterile line with low critical temperature of male sterility under long photoperiod, stable sterility, long sterile period (about 30 days), low risk of seed production In the short photoperiod, the critical temperature of fertility is higher, fertility transforms obviously, and the yield of reproduction is high. N5088S flowering habits, stigma exposed high, easy to seed. Its combining ability is strong, it has successively combined with R9-1, R187 and 1514 and other japonica hybrids. In 1993, it demonstrated more than 80,000 mu, with an average yield of 427-590 kg per mu, showing obvious heterosis. N5088S into production will prompt two-line hybrid japonica rice into a new phase of large-scale production.