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Manfred Mielke's Images

Organization: USDA Forest Service
Country: United States
Remove Filters: Foliage Diseases(X)
7 Images of 6 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
1399112 shepherd's crook leaf and shoot blight Venturia populina
1399129 Marssonina blight of poplar Marssonina populi
1399085 needle blight of larch Meria laricis
1399111 Melampsora leaf rust Melampsora laricis-populina Uredospores on lower leaf surface
1399114 powdery mildews on hybrid poplar
1399110 Marssonina leaf spot Marssonina tremulae
1399113 Melampsora leaf rust Melampsora laricis-populina uredospores on hybrid poplar

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