BrownRot ­ Pseudomonas solanacearum slides ­ Brown rot,
bacterial wilt of potatoes

Slide Number 1
Date 5/20/63
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Symptoms of Brown rot of potato
Slide credit Thurston
Additional information

Slide Number 2
Date 9/22/60
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Symptoms of Brown rot of potato
Slide credit Thurston
Additional information

Slide Number 3
Date 8/21/59
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Symptoms of Brown rot of potato on tuber; var. Monseratte, dirt adhering to eyes of tuber
Slide credit Thurston
Additional information

Slide Number 4
Date 5/20/63
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Bacterial ooze from stem
Slide credit Thurston
Additional information

Slide Number 5
Date 5/20/63
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilting potatoes
Slide credit Thurston
Additional information

Slide Number 6
Date 5/20/63
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Bacterial ooze from tuber
Slide credit Thurston
Additional information

Slide Number 7
Date 8/21/59
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Tuber symptoms of Brown rot of potato
Slide credit Thurston
Additional information

Slide Number 8
Date ?
Site Peru
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Bacterial ooze from tuber
Slide credit CIP; Int'l Potato Center, Lima, Peru
Additional information

Slide Number 9
Date 10/2/61
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt caused by inoculation with P. solanacearum from banana plus E. caratovora contamination
Slide credit Thurston

Slide Number 10
Date 5/6/64
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt caused by inoculation with P. solanacearum; 1380 (CCC=Colección Central Colombia) susceptible and 216.9 resistant
Slide credit Thurston

Slide Number 11
Date 12/1/65
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia); line 1449 resistant
Slide credit Thurston

Slide Number 12
Date 12/1/65
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia); line 1449 resistant
Slide credit Thurston

Slide Number 13
Date 11/1765
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia);Left to right: Yema de huevo, Prisca, Cobbler, & CCC 1388
Slide credit Thurston

Slide Number 14
Date 11/1765
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia);Left to right: Yema de huevo, Prisca, Cobbler, & CCC 1350
Slide credit Thurston

Slide Number 15
Date 11/1765
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia);Left to right: Yema de huevo, Prisca, Cobbler, & CCC 1385
Slide credit Thurston

Slide Number 16
Date 11/1765
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia);Left to right: Yema de huevo, Prisca, Cobbler, & CCC 1339
Slide credit Thurston

Slide Number 17
Date 11/1765
Site Tibaitata, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Wilt of Solanum phureja caused by inoculation with P. solanacearum; (CCC=Colección Central Colombia);Left to right: Yema de huevo, Prisca, Cobbler, & CCC 1386
Slide credit Thurston

Slide Number 18
Date 2/2/65
Site Popayan, Colombia (1760 meter altitude)
Hosts Potato
Disease Name
Scientific name of pathogen
Subject Digging ICA Purace (CCC 55-315-1)
L-R: Luis Sequeira, Miguel Varon, workers
Slide credit Thurston
Additional information

Slide Number 19
Date 1971
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Test for resistance to P. solanacearum
Slide credit Jorge Victoria
Additional information

Slide Number 20
Date 1971
Site Popayan, Colombia
Hosts Potato
Disease Name Brown rot of potato, bacterial wilt
Scientific name of pathogen - Pseudomonas solanacearum
Subject Test for resistance to P. solanacearum
Note: susceptible clone wilting & yellowing
Slide credit Jorge Victoria
Additional information