![](http://www.alamy.com/thumbs/6/82FD745F-5F2D-498E-8BBD-E4C1856A8E80/2KG1TJW.jpg)
Pear canker or nectria canker (Neonectria ditissima) lesion cause necrosis on peripheral wood and leaves, Berkshire, September
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Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
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Keywords: ascomycota, berkshire, branch, canker, communis, crop, disease, ditissima, england, fruit, fungal, fungi, fungus, leaf, leaves, lesion, necrosis, necrotic, nectria, nectriaceae, neonectria, orchard, pathogen, pear, pome, pyrus, rosaceae, september, shoot, sodariomycetes, tree, twig, uk