转FBP7::iaaM基因陆地棉种质冀资139纤维品质性状杂种优势分析

郭宝生, 刘素恩, 赵存鹏, 王兆晓, 王凯辉, 李丹, 刘旭, 杜海英, 耿军义

Heterosis Analysis of the Fiber Quality in Gossypium hirsutum Germplasm Jizi139 with FBP7::iaaM

Baosheng Guo, Su’en Liu, Cunpeng Zhao, Zhaoxiao Wang, Kaihui Wang, Dan Li, Xu Liu, Haiying Du, Junyi Geng

表2 冀资139为亲本的正反交组合纤维品质性状比较

Table 2 Comparison of fiber quality between cross-positive combinations and cross-negative combinations of Jizi139 as parent

Crosses Fiber length (mm) Fiber strength (cN/tex) Micronaire Uniformity (%) Elongation (%) P1×P5 29.27±0.34 28.23±0.19 5.17±0.09 84.27±0.74 6.67±0.05 P5×P1 28.9 28.6 5.2 84.6 6.7 t-value 1.885 1.831 0.577 0.772 1.039 P2×P5 30.00±0.38 28.50±0.26 5.40±0.00 86.36±0.31 6.77±0.06 P5×P2 29.4 29.1 5.4 83.3 6.7 t-value 1.998 2.078 0 4.076* 2.020 P3×P5 31.47±0.83 30.27±0.40 5.03±0.15 83.60±0.56 6.80±0.10 P5×P3 30.9 29.6 4.8 85.1 6.7 t-value 1.189 1.901 1.655 1.665 1.732 P4×P5 31.57±0.45 29.73±0.40 5.00±0.17 84.40±0.89 6.77±0.06 P5×P4 31.5 30.7 4.9 84.2 6.8 t-value 0.269 2.100 1.019 0.389 0.866