Erwinia Soft Rot
The disease is not easy to detect until the rot is well advanced. The vascular tissue of the root becomes discolored and a pinkish to red brown rot develops. Root symptoms vary from a soft rot to a dry rot; the root may become hollow without ... [... more]
University of California IPM |
Bacterial Wilts Information
Bacterial wilts are carried by an insect pest, the cucumber beetle, which injects the wilt disease as it feeds. The bacterium that causes bacterial wilts is called Erwinia tracheiphila. Bacterial wilts can cause drying of leaves that makes the ... [... more]
GardenGuides |
Biochemistry and Molecular Biology of Plant-Pathogen ...
 The many recent developments in plant sciences have important practical implications, particularly in the area of food production. This volume contains the proceedings of an international symposium on plant-pathogen interactions. Viral, bacterial, and [... more]
$96.56
A1 Books |
Plant-Associated Bacteria
This volume is developed on the broad theme of plant-associated bacteria. It is envisioned as a resource volume for researchers working with beneficial and harmful groups of bacteria associated with crop plants. The book is divided into two parts. Part I [... more]
$109.00
Buy.com |
Plant-Associated Bacteria
This volume is developed on the broad theme of plant-associated bacteria. It is envisioned as a resource volume for researchers working with beneficial and harmful groups of bacteria associated with crop plants. The book is divided into two parts. Part I [... more]
$249.00
eBooks |
Fire Blight of Ornamentals
Fire blight, caused by the bacterium Erwinia amylovora, is a serious disease of many ornamental species in the Rosaceae family. Certain varieties of apple, flowering crabapple, pear, pyracantha, and quince are highly susceptible. Other plants, ... [... more]
Virginia Tech Extension |
Fire Blight Management Guidelines
UC home and landscape guidelines for control of Fire Blight. Fire blight, caused by the bacterium Erwinia amylovora, is a common and frequently destructive bacterial disease of pome fruit trees and other related plants. Pear and quince trees are ... [... more]
University of California IPM |
More information on pear bactericides
Erwinia amylovora bacteria overwinter in limb cankers and are spread by rain splash and insects. Infection occurs mostly through blossoms and less often through succulent shoots. Growth of the bacteria is favored by warm, humid weather in spring ... [... more]
University of California IPM |
More information on apple bactericides
Fire blight causes blossom clusters to wilt and collapse in late spring. A brownish, sticky exudate is produced from diseased tissue. The tips of infected young succulent shoots curve into a characteristic shepherd's hook. Erwinia amylovora ... [... more]
University of California IPM |
Pathogen: Erwinia (Pectobacterium) spp.
Bacterial soft rot first appears as rapid desiccation of youngest leaves. A soft, watery rot of leaf tissue occurs inside the leaf whorl. The rot, which has an unpleasant odor, may kill the growing point of the plant. The disease is most commonly ... [... more]
University of California IPM |
MALUS DISEASE PROBLEMS
Scab is caused by the fungus Venturia inequalis. Infection takes place early in the season and dark olive Fire blight susceptible trees have blighted branch tips. The disease is caused by the bacterium Erwinia amylovora. Leaves on infected branch ... [... more]
Michigan State University Extension |
Fire Blight of Fruit Trees
Fire blight (Erwinia) bacterial disease of fruit trees - infected flowers, branches and leaves turn black. Disease prevention - disease tolerant cultivars are less susceptible. Cultural control - sanitation, disinfect pruning tools. ... [... more]
Clemson University Extension |
