| 5487920 |
Symptoms |
Vitis vinifera 'Chardonnay'
Failure of green shoot tissue to mature normally to mature, dark brown appearance. |
| 5487921 |
Symptoms |
Vitis vinifera 'Chardonnay'
Green tissue ("green island")on shoot adjacent to normally matured wood and "matchstick" petiole. |
| 5487917 |
Symptoms |
Vitis vinifera 'Chardonnay'
Leaf scorch and chlorosis
This sample was co-diseased with Downy Mildew |
| 5487918 |
Symptoms |
Vitis vinifera 'Chardonnay'
Green tissue ("green island") on shoot adjacent to normally matured wood and "matchstick" petiole. |
| 5487919 |
Symptoms |
Vitis vinifera 'Chardonnay'
Failure of green shoot tissue to mature normally to mature, dark brown appearance. |
| 5479814 |
Symptoms |
A yellow border between green and necrotic tissue is a typical symptom of bacterial leaf scorch |
| 5479815 |
Symptoms |
A yellow border between green and necrotic tissue is a typical symptom of bacterial leaf scorch |
| 5479920 |
Symptoms |
A yellow border between green and necrotic tissue is a typical symptom of bacterial leaf scorch |
| 5479921 |
Symptoms |
A yellow border between green and necrotic tissue is a typical symptom of bacterial leaf scorch |
| 5479817 |
Symptoms |
A yellow border between green and necrotic tissue is a typical symptom of bacterial leaf scorch? |
| 5454597 |
Foliage |
|
| 5458667 |
Symptoms |
Bacterial Leaf Scorch symptoms on maple leaves. |
| 5458670 |
Symptoms |
Symptoms of Bacterial Leaf Scorch on maple leaves. Note distinct bands between green and brown foliage on some leaves. |
| 5458671 |
Symptoms |
Bacterial Leaf Scorch symptoms on maple leaves. |
| 5458668 |
Symptoms |
Bacterial Leaf Scorch and Black Spot on an elm leaf. |
| 5458669 |
Symptoms |
Bacterial Leaf Scorch symptoms on elm. |
| 5457955 |
Symptoms |
Bacterial leaf scorch on Ulmus spp. |
| 0162044 |
Symptoms |
Pierce's disease of grapevine. Spring symptoms in cultivar Chardonnay (healthy leaf on the left). |
| 1262025 |
Symptoms |
|
| 4822051 |
Symptoms |
healthy tree & trees infected with Fastidious xylem-inhabiting bacterium which occludes vascular tissue as it develops in the host. |
| 1262028 |
Symptoms |
Healthy orange and CVC infected orange |
| 3046072 |
Symptoms |
|
| 4822046 |
Symptoms |
Fastidious xylem-inhabiting bacterium which occludes vascular tissue as it develops in the host. Symptoms characteristically develop from bottom of the tree upward and inside of crown outward. Older leaves will have a "scorched" curled appearance while younger leaves at branch tips will appear healthy. |
| 0162043 |
Symptoms |
Pierce's disease of grapevine. Symptoms in cultivar Chardonnay (under moisture stress). |
| 1262026 |
Symptoms |
|
| 1262027 |
Symptoms |
Notice the yellow discolorations in the leaves of this CVC infected orange tree |
| 4822048 |
Symptoms |
Fastidious xylem-inhabiting bacterium which occludes vascular tissue as it develops in the host. Symptomatic tree with crown dieback, premature leaf abcission, chlorotic and "scorched" foliage. |
| 4822049 |
Symptoms |
Fastidious xylem-inhabiting bacterium which occludes vascular tissue as it develops in the host. Leaves developing "scorched" appearance. |
| 5424388 |
Symptoms |
Leaves of boxelder with marginal leaf scorch caused by the bacterium, Xylella fastidiosa. |
| 5424397 |
Symptoms |
Leaves of common mulberry showing marginal leaf scorch with dark brown and yellow banded border between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424398 |
Symptoms |
Single leaf of common mulberry showing marginal leaf scorch with dark brown and yellow banded border between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424407 |
Symptoms |
Leaves of red maple showing marginal leaf scorch with diffuse yellow border between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424408 |
Symptoms |
Single leaf of red maple showing marginal leaf scorch with diffuse yellow border between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424409 |
Symptoms |
Leaves of red maple showing marginal leaf scorch with distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424413 |
Symptoms |
Leaf of bur oak showing non-continuous band of colors caused by the bacterium, Xylella fastidiosa. |
| 5424415 |
Symptoms |
Leaf of pin oak showing distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424416 |
Symptoms |
Leaf of pin oak showing mostly scorched tissue but for a small area near the base where there are distinct bands of discolored tissue caused by the bacterium, Xylella fastidiosa. |
| 5424417 |
Symptoms |
Leaves of pin oak showing varying degrees of scorched and banded tissue caused by the bacterium, Xylella fastidiosa. |
| 5424418 |
Symptoms |
Leaves of pin oak showing varying degrees of scorched and bands of colors caused by the bacterium, Xylella fastidiosa. |
| 5424411 |
Symptoms |
Leaf of a maple species showing marginal leaf scorch with broad, distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424412 |
Symptoms |
Leaves of common mulberry with early symptoms of bacterial leaf scorch caused by the bacterium, Xylella fastidiosa. |
| 5424414 |
Symptoms |
Leaves of English oak show distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424425 |
Symptoms |
Leaves of shingle oak with distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424422 |
Symptoms |
Leaves of red oak showing scorching and bands of colors caused by the bacterium, Xylella fastidiosa. |
| 5424423 |
Symptoms |
2 leaves of scarlet oak with distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424424 |
Symptoms |
Leaf of scarlet oak with some banding of colors between scorched and symptomless tissue but barely any yellow band. |
| 5424452 |
Symptoms |
Single leaf of sweetgum showing distinct bands of discoloration between scorched and symptomless tissue caused by the bacterium, Xylella fastidiosa. |
| 5424453 |
Symptoms |
Leaves of sycamore with scorch symptoms caused by the bacterium, Xylella fastidiosa. banding of color is not nearly as distinct as with other tree types. |
| 5424433 |
Symptoms |
Large oak tree with decline symptoms in the form of branch dieback and browned leaves. |
| 1238002 |
Symptoms |
|
| 5427648 |
Damage |
|
| 3046073 |
Symptoms |
|
| 2117025 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117024 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117027 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117023 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117028 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117029 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117031 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117026 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117030 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 2117022 |
Symptoms |
on cultivar Cape Fear pecan trees |
| 5407863 |
Symptoms |
Brown, irregular "islands" of necrosis on young grape vines infected with Xylella fastidiosa (Pierce's disease) |
| 5383164 |
Symptoms |
Leaf symptoms on Camperdown elm (Ulmus glabra 'Camperdownii') |
| 5383166 |
Symptoms |
Camperdown elm (Ulmus glabra 'Camperdownii'); Cluster of elm branches with symptoms of bacterial leaf scorch. |
| 1492202 |
Control |
removal of infested stock |
| 4822050 |
Symptoms |
Early leaf symptoms development of Fastidious xylem-inhabiting bacterium which occludes vascular tissue as it develops in the host. |
