*Vertices 19
1 "西北植物学报" 0.0 0.0 0.0 x_fact 3.376995 y_fact 5.689726
2 "植物生理学通讯" 0.0 0.0 0.0 x_fact 3.284896 y_fact 3.960295
3 "东北农业大学学报" 0.0 0.0 0.0 x_fact 0.859599 y_fact 1.013099
4 "西北农林科技大学学报" 0.0 0.0 0.0 x_fact 2.609497 y_fact 3.417929
5 "果树学报" 0.0 0.0 0.0 x_fact 1.872698 y_fact 2.947196
6 "中国农业科学" 0.0 0.0 0.0 x_fact 6.590258 y_fact 9.158821
7 "山东农业大学学报" 0.0 0.0 0.0 x_fact 1.442898 y_fact 1.483831
8 "作物学报" 0.0 0.0 0.0 x_fact 6.129758 y_fact 9.025788
9 "园艺学报" 0.0 0.0 0.0 x_fact 5.730659 y_fact 7.470323
10 "土壤通报" 0.0 0.0 0.0 x_fact 2.241097 y_fact 3.090463
11 "安徽农业科学" 0.0 0.0 0.0 x_fact 1.084732 y_fact 1.872698
12 "中国蔬菜" 0.0 0.0 0.0 x_fact 1.708964 y_fact 2.548097
13 "农业工程学报" 0.0 0.0 0.0 x_fact 1.811298 y_fact 6.324192
14 "西北农业学报" 0.0 0.0 0.0 x_fact 0.890299 y_fact 1.217765
15 "河南农业科学" 0.0 0.0 0.0 x_fact 0.000000 y_fact 0.030700
16 "植物营养与肥料学报" 0.0 0.0 0.0 x_fact 1.217765 y_fact 1.985264
17 "中国农学通报" 0.0 0.0 0.0 x_fact 0.910765 y_fact 2.026197
18 "生态学报" 0.0 0.0 0.0 x_fact 7.327057 y_fact 12.730250
19 "应用生态学报" 0.0 0.0 0.0 x_fact 6.487925 y_fact 24.007368
*Matrix 
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