优质水稻新种质ZY56的创制及评价

邱东峰,葛平娟,刘刚,杨金松,陈建国,张再君

Breeding and Evaluation of Elite Rice Line ZY56

DongFeng QIU,PingJuan GE,Gang LIU,JinSong YANG,JianGuo CHEN,ZaiJun ZHANG

表1 鉴真2号与鄂中5号的主要性状表现

Table 1 The main phenotypic characteristics of Jianzhen 2 and Ezhong 5

品种 Variety 播始历期 Duration from seedling to heading (d) 单株穗数 Spike number per plant 株高 Plant height (cm) 结实率 Seed setting rate (%) 千粒重 Thousand grain weight (g) 单株产量 Yield per plant (g) 长/宽 Length/width ratio 垩白粒率 Chalky rice rate (%) 垩白度 Chalkiness (%) 胶稠度 Gel consistency (mm) 鉴真2号 Jianzhen 2 102 12.6 104.2 78.7 23.7 34.5 3.1 10.0 1.0 67 鄂中5号 Ezhong 5 103 10.1 117.9 76.6 24.0 26.3 3.6 0.0 0.0 83