Symptom Gallery

Put your cursor over a picture to see a larger version.

Varietal Response Sequence

Here are some tuber pictures that show how Zebra Chip looks in several varieties of potatoes. All varieties have been infected with Zebra Chip.  Where provided, control (un-infected) examples are given.  This section includes production and experimental varieties.

Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – NY 139 compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – N7075 compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – NDTX049265-2WRSp/Y compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – AOTX96084-1Ru compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – Harley Blackwells (Gen 2) compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – Harley Blackwells (Gen 2) fried
Photo by:  Joseph Munyaneza – 2010

Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – N7603 compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – NDTX059828-2W compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – NDTX059828-2W fried
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – N7491 compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – N7104 compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:   Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – TX05249-10W compared to Atlantic
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – TX05249-10W fried
Photo by:  Joseph Munyaneza – 2010

Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – ZC08 fried
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – ZC17 fried
Photo by:  Joseph Munyaneza – 2010
Zebra Chip Infected tuber
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Infected tuber – ZC42 fried
Photo by:  Joseph Munyaneza – 2010

16 Lines Tested 2010 – 2012
All lines were exposed to Liberibacter.
Zebra Chip Infected tuber
Title:  A03988-2
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  A03988-2
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  A05379-69
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  A05379-69
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  A06968-4
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  A06968-4
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  Augusta
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  Augusta
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  ZC36
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC36
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC60
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC60
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  ZC61
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC61
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC64
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC64
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  ZC65
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC65
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC68
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC68
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  ZC71
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC71
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC72
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC72
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  ZC73
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC73
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  OR05070-1
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  OR05070-1
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  OR05075-1
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  OR05075-1
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  OR05081-1
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  OR05081-1
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Zebra Chip Infected tuber
Title:  Satiange
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  Satiange
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Four New Lines in 2012
Control tuber
Title:  ARS7008, 00-3115-2
Description:  Raw Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ARS7008, 00-3115-2
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Control tuber
Title:  ARS7009, 00-3115-11
Description:  Raw Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ARS7009, 00-3115-11
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Control tuber
Title:  ARS7008, 00-3115-2
Description:  Fried Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ARS7008, 00-3115-2
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Control tuber
Title:  ARS7009, 00-3115-11
Description:  Fried Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ARS7009, 00-3115-11
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Control tuber
Title:  Bejo Seed BS2
Description:  Raw Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  Bejo Seed BS2
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Control tuber
Title:  ZC74
Description:  Raw Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC74
Description:  Raw exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Control tuber
Title:  Bejo Seed BS2
Description:  Fried Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  Bejo Seed BS2
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Control tuber
Title:  ZC74
Description:  Fried Control example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012
Zebra Chip Infected tuber
Title:  ZC74
Description:  Fried exposed example from the 2012 ZC Resistance Screening Trial.
Photo by:  Joseph Munyaneza – 2012

Here is how the different varieties look after they have been baked.

Steam peeled varieties for french fries.

Miscellaneous Symptoms

Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?

Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  ZC infected tuber – Fried
Photo by:  Photo by Joseph Munyaneza – 2010
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  Creighton Miller

Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra Chip Disease symptoms
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  PCR Pos. with OA2-OI2c primer-set
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  PCR Pos. 2
Photo by:  ?

Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  ZC example – Raw & Fried
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  ZC example – Raw & Fried 2 – Healthy
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  ZC example – Healthy
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Fried zebra chip potatos
Photo by:  ?
Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  Zebra chip infected potato plant
Photo by:  ?

Disease symptoms
Title:  Zebra Chip Infected tuber
Description:  >Common symptoms include chlorosis, leaf scorching, swollen nodes, vascular tissue browning, and curled leaves
Photo by:  ?
ZC infected plant
Title:  ZC infected plant
Description:  > ZC infected plant at Weslaco 02, 2012
Photo by:  Don Henne – 2012
ZC infected tuber
Title:  ZC infected tuber
Description:  > ZC infected tuber at Weslaco 02, 2012
Photo by:  Don Henne – 2012
Leaf sample
Title:  Leaf sample
Description:  > Sampling for potato psyllid – leaf sample
Photo by:  Whitney Cranshaw -2011
Sorting Steam Pealed Potatoes
Title:  Sorting Steam Pealed Potatoes
Description:  Sorting Steam Pealed Potatoes
Photo by:  Phil Hamm – 2011

ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Betsy Pierson – 2010
ZC infected plant
Title:  ZC symptomatic plant
Description:  ZC symptomatic plant
Photo by:  Fekede Workneh – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Jacob Price – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Jianchi Chen – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Jianchi Chen – 2010

ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Joseph Munyaneza – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Bob Harveson – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Bob Harveson – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Bob Harveson – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Bob Harveson – 2010

ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant – early infection
Photo by:  Bob Harveson – 2010
ZC infected plant
Title:  ZC infected plant
Description:  ZC infected plant
Photo by:  Bob Harveson – 2010
ZC example
Title:  ZC example – Raw & Fried
Description:  ZC example – Raw & Fried
Photo by:  Jianchi Chen -2010
ZC infected tuber
Title:  ZC infected tuber – Raw & Fried
Description:  ZC infected tuber – Raw & Fried
Photo by:  Jianchi Chen -2010