籼稻背景下导入Wx in等位基因改良稻米食味和理化品质

杨勇,陆彦,郭淑青,石仲慧,赵杰,范晓磊,李钱峰,刘巧泉,张昌泉

Improvement of rice eating quality and physicochemical properties by introgression of Wx in allele in indica varieties

Yong YANG,Yan LU,Shu-Qing GUO,Zhong-Hui SHI,Jie ZHAO,Xiao-Lei FAN,Qian-Feng LI,Qiao-Quan LIU,Chang-Quan ZHANG

表1 近等基因系主要农艺性状表现

Table 1 Main agronomic traits in different near-isogenic lines

品系 Line 株高 Plant height (cm) 有效分蘖 Tiller number 主穗长 Main panicle length (cm) 结实率 Seed setting rate (%) 千粒重 1000-kernel weight (g) 3611(Wxa) 117.8±1.2 a 5.6±0.9 a 26.5±0.4 a 91.2±2.2 a 30.7±0.8 a NIL(Wxin) 118.2±2.3 a 5.2±0.8 a 26.7±0.6 a 90.5±3.1 a 29.8±0.5 a NIL(Wxb) 115.0±1.5 a 6.0±0.6 a 25.8±0.4 a 91.5±2.8 a 31.0±0.2 a