amiRNA技术沉默C-3氧化酶编码基因StCPD对马铃薯抗旱性的影响

周香艳, 杨江伟, 唐勋, 文义凯, 张宁, 司怀军

Effect of Silencing C-3 Oxidase Encoded Gene StCPD on Potato Drought Resistance by amiRNA Technology

Xiang-Yan ZHOU, Jiang-Wei YANG, Xun TANG, Yi-Kai WEN, Ning ZHANG, Huai-Jun SI

表5 干旱胁迫对StCPD基因干扰表达植株表型影响

Table 5 Effects of drought stress on the phenotype of StCPD interference-expressing potato plants

株系 Plant line 株高 Plant height (mm) 茎粗 Stem thickness (cm) 根长 Roots length (mm) 植株鲜重 Fresh weight of plant (g) 薯鲜重 Fresh weight of tuber (g) 薯直径 Diameter of tuber (cm) NT1’ 76.34±3.22 a 0.23±0.03 a 20.53±0.56 b 0.35±0.03 b 0.42±0.04 b 0.67±0.07 b NT2’ 73.41±2.87 b 0.22±0.01 a 23.29±1.21 a 0.33±0.01 bc 0.44±0.06 b 0.77±0.08 a NT3’ 77.32±11.56 a 0.25±0.05 a 22.31±0.37 a 0.41±0.02 a 0.57±0.02 a 0.80±0.05 a Ci1’ 35.16±0.25 d 0.10±0.01 b 18.82±1.34 bc 0.28±0.02 c 0.25±0.07 d 0.51±0.04 c Ci3’ 36.77±0.55 c 0.11±0.02 b 19.17±0.88 b 0.22±0.03 d 0.23±0.02 de 0.38±0.01 e Ci4’ 37.15±0.37 c 0.15±0.01 b 16.65±1.94 c 0.24±0.02 d 0.31±0.03 c 0.43±0.02 d