*Vertices 9
1 "植物生理学通讯" 0.0 0.0 0.0 x_fact 3.626543 y_fact 9.799383
2 "土壤学报" 0.0 0.0 0.0 x_fact 2.623457 y_fact 11.805556
3 "中国农业科学" 0.0 0.0 0.0 x_fact 6.790123 y_fact 14.506173
4 "园艺学报" 0.0 0.0 0.0 x_fact 4.089506 y_fact 14.120370
5 "土壤肥料" 0.0 0.0 0.0 x_fact 3.163580 y_fact 5.709877
6 "福建农业学报" 0.0 0.0 0.0 x_fact 6.095679 y_fact 7.330247
7 "福建农林大学学报" 0.0 0.0 0.0 x_fact 2.700617 y_fact 10.725309
8 "植物营养与肥料学报" 0.0 0.0 0.0 x_fact 8.410494 y_fact 13.117284
9 "农业环境科学学报" 0.0 0.0 0.0 x_fact 4.243827 y_fact 12.885802
*Matrix 
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0.000000 0.000000 0.000000 0.000000 0.413802 0.304456 0.000000 0.634264 0.276344 
0.307897 0.000000 0.000000 0.326118 0.217309 0.466091 0.238696 0.442087 0.000000 
0.612057 0.000000 0.326118 0.000000 0.000000 0.417165 0.000000 0.000000 0.000000 
0.000000 0.413802 0.217309 0.000000 0.000000 0.547212 0.000000 0.702963 0.267841 
0.487352 0.304456 0.466091 0.417165 0.547212 0.000000 0.363926 0.715317 0.390984 
0.000000 0.000000 0.238696 0.000000 0.000000 0.363926 0.000000 0.000000 0.000000 
0.216980 0.634264 0.442087 0.000000 0.702963 0.715317 0.000000 0.000000 0.278639 
0.000000 0.276344 0.000000 0.000000 0.267841 0.390984 0.000000 0.278639 0.000000