'Candidatus Phytoplasma ulmi'(PHYPUL)
Distribution details in United States of America
Current pest situation evaluated by EPPO on the basis of information dated
1994: Present, restricted distribution
First recorded in: 1882
From CABI Disease map 107 (1975): Present, restricted distribution
First recorded in: 1882
From CABI Disease map 107 (1975): Present, restricted distribution
From NPPO: Present, restricted distribution
From approximately 32-46° (latitude) and 71-97° (longitude). So, eastern and central USA.
* Gibson, L. P. (1977) Plant Disease Reporter 61 (5), 402-403.
------- Contains a map showing distribution in 1945 and 1975.
* Holmes, F. W. (1987) Journal of Arboriculture 13 (7), 188.
------- Contains information on distribution.
* Stack, R.W.; Freeman, T.P. (1988) First report of elm yellows in North Dakota. Plant Disease 72, 912.
------- Contains a map showing distribution in 1945 and 1975.
* Holmes, F. W. (1987) Journal of Arboriculture 13 (7), 188.
------- Contains information on distribution.
* Stack, R.W.; Freeman, T.P. (1988) First report of elm yellows in North Dakota. Plant Disease 72, 912.
| Country | State | Status | |
|---|---|---|---|
| Canada | Ontario | Present, restricted distribution | |
| Canada | Present, restricted distribution |