Identification of Xiang rice in Anhui province in 20160262015 years
Ideal plant type high quality disease resistant photo thermo sensitive genic male sterile line
Oolong 1S, Y58S, Guangxi 63S and disease-resistant germplasm materials were directionally bred by multiple hybrid. The comprehensive characters were improved more than the parents. The sterility was stable and safe when the fertility transition temperature was below 23.5 C. The whole growth period was 2-3 days longer than that of Y58S, the stem was strong, the flag leaf was straight and the tillering rate was high. The total spikelets were 174.3 grains, 1000 grain weight 25.5 grams, and the comprehensive rice quality was 3 grade of the national high quality rice. A new super rice variety, Yun Liangyou 5455 (Yun Liangyou 567), Yun Liangyou 247, Yun Liangyou 1000 and Yun Liangyou 588, with super-strong advantages, has been bred.
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