EPPO Global Database

Ralstonia solanacearum species complex(RALSSO)

Photos

All photos included on this page can only be used for educational purposes.
For publication in journals, books or magazines, permission should be obtained from the original photographers with a copy to EPPO.

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Transverse sections of potato tubers showing browning and necrosis of the vascular ring and immediately surrounding tissues.

Courtesy: Ministry of Agriculture (TR).

Bacterial ooze from potato eye (right).

Courtesy: Dr Janse, PD Wageningen (NL).

Symptoms of R. solanacearum on cut tuber.

Courtesy: Dr Janse, PD Wageningen (NL).

Potato plant in pot showing wilt symptoms.

Courtesy: Central Science Laboratory, York (GB) - British Crown.

Bacterial ooze from cut stem suspended in water.

Courtesy: Dr Janse, PD Wageningen (NL).

Foliar symptoms caused by Ralstonia solanacearum.

Courtesy: Dr Janse, PD Wageningen (NL).

Foliar symptoms caused by Ralstonia solanacearum.

Courtesy: Dr Janse, PD Wageningen (NL).

Wilt symptoms on a potato plant.

Courtesy: Plant Protection Service, Wageningen (NL).

External symptoms on potato tuber.

Courtesy: Plant Protection Service, Wageningen (NL).

Bacterial ooze exuding from eye of potato tuber.

Courtesy: Central Science Laboratory, York (GB) - British Crown

Photos taken in 2010. Location: Hungary.

Courtesy: Varga András Retired agricultural mycologist (amateur photographer)

Photos taken in 2003. Location: Hungary.

Courtesy: Varga András Retired agricultural mycologist (amateur photographer)

Photos taken in 2003. Location: Hungary.

Courtesy: Varga András Retired agricultural mycologist (amateur photographer)

Typical brown discoloration of the vascular ring and slime oozing from the infected tissue. Black necrotic tissue is due to secondary rot.

Courtesy: Plant Protection Service, Wageningen (NL)

Rosa sp. (tea rose) Dieback with black necrosis of pruned branches and discharge of slime on cut wounds in the stem.

Courtesy: N. Tjou-Tam-Sin (Leon); NPPO-NL, National Reference Center

Rosa flower stalk with necrotic wilt in younger leaves and starting leaf yellowing (towards bottom right).

Courtesy: N. Tjou-Tam-Sin (Leon); NPPO-NL, National Reference Center

Rosa flower stalk with necrotic wilted leaves

Courtesy: N. Tjou-Tam-Sin (Leon); NPPO-NL, National Reference Center

Rosa sp. (tea rose) Creamy brown discoloration of woody tissue in the stem and discharge of cream coloured slime on cut wounds.

Courtesy: N. Tjou-Tam-Sin (Leon); NPPO-NL, National Reference Center

Curcuma plant infected with Ralstonia solanacearum showing a brown discoloration of the basis of the stem and of the roots

Courtesy: Maria Bergsma-Vlami (NPPO-NL)

Root system, including the rhizomes, of a Curcuma plant infected with Ralstonia solanacearum showing brown discoloration of the basis of the stem and of the roots

Courtesy: Maria Bergsma-Vlami (NPPO-NL)

Basal stem of a Curcuma plant infected with Ralstonia solanacearum showing intense brown discoloration

Courtesy: Maria Bergsma-Vlami (NPPO-NL)

Wilted Pelargonium plant infected with Ralstonia solanaceaum.

Courtesy: John Elphinstone (Defra, Crown Copyright)

Ralstonia solanacearum colonies growing on semi selective SMSA medium

Courtesy: John Elphinstone (Defra, Crown Copyright)

Tomato stem infected with Ralstonia solanacaeum showing bacterial ooze from cut vascular tissues.

Courtesy: John Elphinstone (Defra, Crown Copyright)

Photos taken in 2010. Location: Hungary.

Courtesy: Varga András Retired agricultural mycologist (amateur photographer)

Wilted potato plant infected with Ralstonia solanacearum.

Courtesy: John Elphinstone (Defra, Crown Copyright)

Potato tuber with brown rot symptoms showing bacterial ooze from cut vascular tissues.

Courtesy: John Elphinstone (Defra, Crown Copyright)

Curcuma plant infected with Ralstonia solanacearum showing yellowing of the lower leaves and a brown discoloration of the stems, especially the flower stems

Courtesy: Maria Bergsma-Vlami (NPPO-NL)

Foliar symptoms of Bacterial wilt on potato plant caused by the Ralstonia solanacearum species complex (2017)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Bacterial ooze exuding from eye of potato tuber (2014)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Ralstonia solanacearum species complex colonies growing on Kelman medium (2016)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Bacterial wilt symptoms on potato plant caused by the Ralstonia solanacearum species complex (2017)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Bacterial wilt symptoms on potato plant caused by the Ralstonia solanacearum species complex (2017)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Ralstonia solanacearum species complex colonies growing on Kelman medium (2016)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Symptom of Bacterial wilt caused by the Ralstonia solanacearum species complex showing brown discoloration of vascular tissues in the stem (2014)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Foliar symptoms of Bacterial wilt on potato plant caused by the Ralstonia solanacearum species complex (2017)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)

Wilted tomato plant (cv. Moneymaker) infected with Ralstonia solanacearum.

Courtesy: John Elphinstone (Defra, Crown Copyright)

Potato brown rot symptoms on tuber showing bacterial ooze from cut vascular tissues (2013)

Courtesy: Dr. Ravelomanantsoa, SH Plant pathology laboratory, DRA, CENRADERU/FOFIFA, Antananarivo (MG)