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Oak wilt is a devastating exotic disease, killing some trees rapidly in a single season. [7] Oak wilt is an important disease in urban areas where trees are highly valued. . The disease reduces property values because of the loss of trees and is economically costly to the property owner since they or the local government must pay for tree remo
Slime flux, also known as bacterial slime or bacterial wetwood, is a bacterial disease of certain trees, primarily elm, cottonwood, poplar, boxelder, ash, aspen, fruitless mulberry and oak. A wound to the bark, caused by pruning, insects, poor branch angles or natural cracks and splits, causes sap to ooze from the wound. Bacteria may infect ...
Acute oak decline (AOD) is a disease that infects oak trees originally described in the UK. It mainly affects mature oak trees of over 50 years old of both Britain's native oak species: the pedunculate oak ( Quercus robur ) and the sessile oak ( Quercus petraea ).
Phytophthora ramorum is the oomycete known to cause the disease sudden oak death (SOD). The disease kills oak and other species of trees and has had devastating effects on the oak populations in California and Oregon, as well as being present in Europe. Symptoms include bleeding cankers on the tree's trunk and dieback of the foliage, in many ...
Taphrina caerulescens infects about 50 different species of oak (Quercus), predominately red oak (Q. erythrobalanus) and some white oak (Q. leurobalanus).Oak leaf blister is found across the country and in varying parts of the world but is most severe in the southeast and Gulf States of the U.S. [6] It is generally accepted that a T. caerulescens strain isolated from one host cannot be used to ...
A number of newly occurring and fast spreading invasive insect pests and diseases such as Polyphagous Shot Hole Borer (PSHB) (Euwallacea spp.), [21] which can vector plant pathogenic fungus Fusarium euwallaceae, [22] and Sudden Oak Death (SOD) caused by an Oomycete Phytophthora ramorum, establish the use of endotherapy as the most efficient tree protection technique in landscapes and urban ...