Life Sciences Commons^™

Sp631 Bacterial Wetwood Disease Of Trees, The University Of Tennessee Agricultural Extension Service

Forestry, Trees, and Timber

Wetwood is a water-soaked condition of wood in the trunk and branches of trees. This condition has been attributed to bacterial infection in the inner sapwood and outer heartwood area of the tree. Infection is normally associated with wounding or environmental stress on the tree. The bacteria, Enterobactor cloacae, has been implicated as the cause of wetwood in elm, but numerous other bacteria have been associated with this condition in other trees such as cottonwood, willow, ash, maple, birch, hickory, beech, oak, sycamore, cherry and yellow-poplar. Bacteria alter wood cell walls, causing moisture content of the wood to increase. …

Sp277-K-Disease Resistance In Recommended Vegetable Varieties For Home Gardens, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Growing resistant vegetable varieties is an important method of controlling diseases. The following information is provided as a reference to disease resistance or tolerance in vegetable varieties presently recommended for the home garden. No attempt has been made to designate or evaluate levels of resistance or tolerance in the varieties listed. Varieties are designated only as having some level of tolerance or resistance.

The information provided here has been compiled from seed catalogs and from research and Extension publications. The user of this reference should seek additional information from seed companies relative to specific varieties and their level of disease …