Xanthomonas arboricola pv. pruni

All pictures by U. Mazzucchi - Universita degli Studi, Bologna (IT), unless specified otherwise
(click on the images to enlarge them)


Spots on a plum fruit (Prunus domestica cv. Shiro).	Spots on plum fruit (P. domestica cv. Frontier).	Plum fruits (P. domestica cv. Shiro) with numerous spots.


Detail of spots on a plum fruit (P. domestica cv. Black Diamond).	Symptoms on peach fruit (P. persica).	Small circular sunken brown lesions on peach fruit. H.L. Keil (US)


Cankers on three plum branches (P. domestica cv. Calita).	Stem cankers on plum (P. domestica cv. Calita), after removal of the outer bark layer.	Old angular spots on a plum leaf (P. domestica cv. Calita).


Angular, watersoaked spots on a plum leaf (P. domestica cv. Calita).	Peach leaves (P. persica cv. Maria Serena) with numerous spots.	Detail of a peach leaf (P. persica cv. Maria Serena).


Detail of a peach leaf (P. persica cv. Maria Serena).	Spots caused by X. arboricola pv. pruni on two peach leaves (P. persica cv. Elegant Lady).	Peach (P. persica) leaves with lesions and shot holes.