Ohio State University Extension Bulletin

Disease Control in the Landscape

Bulletin 614

Figure 37. Figure 38.
Figure 37. Insect galleries left by the European Elm Bark Beetle. These are common on wood under the bark of trees infected with Dutch Elm Disease. Figure 38. Bacterial crown gall on euonymus.
Figure 39. Figure 40.
Figure 39. Scab on pyrocantha fruit. Figure 40. Entomosporium leaf spot on hawthorn leaf.
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