PC1

PC2

Percentage variation of rotated factors

72.5%

19.6%

Plant growth

0.36

−0.31

Leaf area

0.44

−0.20

Leaf emergence

0.53

0.01

Rhizome discoloration

−0.54

−0.12

Wilting

0.28

0.77

Root discoloration

−0.17

0.51