3.4 Interaction between Melampsora sp. and S.
musiva Leaf Infection
Melampsora sp. leaf rust infection severity was dependent upon
the disease severity of S. musiva leaf spot symptoms (F = 35.2,
p-value = 0.0001) (Table 3). The severity of Melampsora sp.
infection for individuals with no S. musiva leaf spot was
significantly higher than for individuals with S. musiva leaf
spot symptoms (Figure 5). Similarly, S. musiva leaf spot disease
severity was dependent upon the levels of Melampsora sp. leaf
rust (F = 31.5, p-value = 0.0001). S. musiva leaf spot
infection severity was significantly lower for individuals with aMelampsora sp. leaf spot score of 3 compared to individuals with
less severe Melampsora sp. leaf spot symptoms (Figure 5).