Table 1. Results of the ranking of pathogen strains observed within a natural epidemic of powdery mildew in Plantago lanceolata.
Strain | 1 | 2 | 3 | 4 | 5 |
Number of samples | 1 | 11 | 13 | 16 | 5 |
z(1) | z(2) | z(3) | z(4) | z(5) | |
Estimated value | −8.16 | 1.29 | 1.43 | 1.88 | 4.42 |
z(2)>z(1) | z(3)>z(1) | z(4)>z(1) | z(5)>z(1) | ||
p-value | 0.007 | 0.010 | 0.008 | 0.011 | |
z(3)>z(2) | z(4)>z(2) | z(5)>z(2) | |||
p-value | 0.446 | 0.294 | 0.078 | ||
z(4)>z(3) | z(5)>z(3) | ||||
p-value | 0.238 | 0.038 | |||
z(5)>z(4) | |||||
p-value | 0.064 |
The table provides frequencies of strains in the whole sample, estimated values of coefficients , and test p-values indicating the significance of the ranking between the pathogen strains. The strains were ordered with respect to the estimated values of
.