*Vertices 14
1 "东北农业大学学报" 0.0 0.0 0.0 x_fact 1.624431 y_fact 2.111761
2 "果树学报" 0.0 0.0 0.0 x_fact 3.281352 y_fact 6.692658
3 "华北农学报" 0.0 0.0 0.0 x_fact 4.775828 y_fact 6.042885
4 "安徽农业科学" 0.0 0.0 0.0 x_fact 3.248863 y_fact 5.750487
5 "莱阳农学院学报" 0.0 0.0 0.0 x_fact 2.111761 y_fact 2.371670
6 "农业工程学报" 0.0 0.0 0.0 x_fact 3.768681 y_fact 18.096166
7 "林业科学研究" 0.0 0.0 0.0 x_fact 0.714750 y_fact 4.970760
8 "西北农业学报" 0.0 0.0 0.0 x_fact 1.721897 y_fact 2.761533
9 "江苏农业科学" 0.0 0.0 0.0 x_fact 0.877193 y_fact 3.248863
10 "麦类作物学报" 0.0 0.0 0.0 x_fact 2.241715 y_fact 5.003249
11 "玉米科学" 0.0 0.0 0.0 x_fact 1.137102 y_fact 7.537362
12 "中国农学通报" 0.0 0.0 0.0 x_fact 1.754386 y_fact 5.295647
13 "农药" 0.0 0.0 0.0 x_fact 2.371670 y_fact 7.862248
14 "生态学报" 0.0 0.0 0.0 x_fact 5.100715 y_fact 22.254711
*Matrix 
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