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Urban distribution of Rhytisma acerinum (Pers.) Fries (tar spot) on sycamore |
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| Authors: | I D LEITH D FOWLER |
| Institution: | Institute of Terrestrial Ecology, Bush Estate, Penicuik, Midlothian EH26 0OB, UK |
| Abstract: | |
| Keywords: | Key words: Rhystisma acerinum (tar spot) distribution of infection tar spot index sulphur dioxide sycamore |