春播早熟区高粱骨干亲本主要性状配合力及杂种优势分析

刘晓涵, 唐玉劼, 刘新宇, 乔钲岩, 石贵山, 于淼, 李扬, 王鼐, 祁宏英, 陈冰嬬

Analysis of Combining Ability and Heterosis of Main Traits in Core Parents of Sorghum for Spring-Sown Early-Maturing Regions

Liu Xiaohan, Tang Yujie, Liu Xinyu, Qiao Zhengyan, Shi Guishan, Yu Miao, Li Yang, Wang Nai, Qi Hongying, Chen Bingru

表2 13个性状的方差分析结果

Table 2 Variance analysis result of 13 traits

变异来源 Sources of variation	区组 Block	组合 Combination	不育系一般配合力 General combining ability of sterile line	恢复系一般配合力 General combining ability of restorer line	杂交组合特殊配合力 Special combining ability of hybrid combination
自由度df	2	205	15	14	205
株高PH	60.45	1886.82^**	1065.97^**	467.80^**	47.52^**
穗长PL	6.35	28.79^**	13.86^**	5.01^**	0.35^**
穗柄长PSL	18.91	46.93^**	13.52^**	11.36^**	4.21^**
穗柄伸出长度PSE	25.85	52.66^**	8.94^**	17.94^**	6.31^**
千粒重TGW	66.25	1102.20^**	355.04^**	428.17^**	303.22^**
穗粒重GWPP	14.90	53.63^**	21.21^**	8.76^**	8.51^**
产量Y	3 385 813	8 555 216^**	23.22^**	17 859.80^**	4965.10^**
倒2叶夹角I2LA	4.69	78.16^**	21.57^**	5.56^**	7.00^**
倒2叶长I2LL	26.61	6.92^**	10.67^**	7.05^**	12.16^**
倒2叶宽I2LW	0.72	2.48^**	0.76^**	0.40^**	0.11^**
倒3叶夹角I3LA	0.99	47.68^**	14.39^**	3.31^**	2.49^**
倒3叶长I3LL	7.91	100.41^**	18.85^**	6.34^**	6.16^**
倒3叶宽I3LW	0.36	3.36^**	1.01^**	0.66^**	0.12^**