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株两优 173是用低温敏两用核不育系株 1S和株 173配制而成的两系法中熟杂交早稻新组合。介绍了株两优 173及其亲本的选育经过与主要特征特性 ,提出了其栽培与制种的技术。
Strain Liangyou 173 is a new combination of two-line middle-maturing early-maturing hybrid rice prepared by using low temperature-sensitive dual-purpose nuclear sterile line 1S and strain 173. The breeding process and seed production of Zhuliangyou 173 and its parents were introduced with the main characteristics and characteristics.