利用SPSS实现玉米杂交种主要农艺性状与产量的相关和通径分析

任洪雷,李春霞,龚士琛,李国良,扈光辉,王明泉,杨剑飞

Genetic Correlation and Path Analysis of Yield and Agronomic Characteristics of Maize Hybrids in SPSS Software

Honglei Ren,Chunxia Li,Shichen Gong,Guoliang Li,Guanghui Hu,Mingquan Wang,Jianfei Yang

表3 玉米材料主要农艺性状间的相关系数

Table 3 Correlated coefficient of main agronomic characters in maize materials

性状Character	X₁	X₂	X₃	X₄	X₅	X₆	X₇	X₈	X₉	X₁₀	X₁₁	X₁₂	X₁₃	Y
X₁	1	0.585^**	-0.045	-0.065	-0.060	-0.005	-0.041	-0.192	-0.260^*	-0.273^*	-0.243^*	-0.285^*	-0.084	-0.267^*
X₂		1	-0.070	-0.140	-0.339^**	-0.163	-0.136	-0.175	-0.240^*	-0.189	-0.026	-0.200	-0.391^**	-0.046
X₃			-1	-0.028	-0.219	-0.220	-0.524^**	-0.112	-0.107	-0.237^*	-0.379^**	-0.283^*	-0.320^**	-0.425^**
X₄				-1	-0.031	-0.364^**	-0.109	-0.170	-0.237^*	-0.290^**	-0.233^*	-0.249^*	-0.242^*	-0.343^**
X₅					-1	-0.173	-0.238^*	-0.278^*	-0.315^**	-0.054	-0.084	-0.079	-0.257^*	-0.115
X₆						-1	-0.274^*	-0.020	-0.111	-0.023	-0.174	-0.052	-0.176	-0.133
X₇							-1	-0.017	-0.021	-0.025	-0.215	-0.040	-0.271^*	-0.164
X₈								-1	-0.867^**	-0.098	-0.033	-0.051	-0.103	-0.129
X₉									-1	-0.027	-0.037	-0.049	-0.203	-0.116
X₁₀										-1	-0.634^**	-0.854^**	-0.193	-0.803^**
X₁₁											-1	-0.780^**	-0.458^**	-0.803^**
X₁₂												-1	-0.329^**	-0.890^**
X₁₃													-1	-0.567^**