Photo by Dr. Esther Serrano- U

SDA

Photo by Dr. Esther Serrano- U

SDA

Photo by Dan R

obl- USD

A

Photo by Dan R

obl- USD

A

Citrus Canker on Tangerine Citrus Canker on Tangerine

Photo by Dan R

obl- USD

A

Photo by Dan R

obl- USD

A

Citrus Canker on Tangerine Citrus Canker on Tangerine Citrus Canker on Orange Citrus Canker on Orange Citrus Canker on Orange Citrus Canker on Orange Citrus Canker on OrangeCitrus Canker on Orange Citrus Canker on TangerineCitrus Canker on Tangerine Citrus Canker on TangerineCitrus Canker on Tangerine Citrus Canker on OrangeCitrus Canker on Orange

Photo by Sean Mills- U

SDA

Photo by Sean Mills- U

SDA

Photo by Dr. Esther Serrano- U

SDA

Photo by Dr. Esther Serrano- U

SDA

Photo by Tim R

iley- USD

A

Photo by Dr. Esther Serrano-U

SDA

Photo by Dr. Esther Serrano- U

SDA

Citrus Canker on Grapefruit Citrus Canker on Grapefruit

Photo by Tim R

iley- USD

A

Photo by Tim R

iley- USD

A

Photo by Tim R

iley- USD

A

Citrus Canker on Grapefruit Citrus Canker on Grapefruit Citrus Canker on Grapefruit Citrus Canker on Grapefruit Citrus Canker on Grapefruit Citrus Canker on Grapefruit Citrus Canker on GrapefruitCitrus Canker on Grapefruit Citrus Canker on GrapefruitCitrus Canker on Grapefruit Citrus Canker on GrapefruitCitrus Canker on Grapefruit Citrus Canker on GrapefruitCitrus Canker on Grapefruit

Photo by Tim R

iley- USD

A

Photo by Dr. Esther Serrano- U

SDA

Photo by Dan R

obl- USD

A

Photo by Dr. Esther Serrano- U

SDA

Photo by Dr. Esther Serrano- U

SDA

Alternaria on tangerine Alternaria on tangerine NOT CANKER NOT CANKER

Photo by Dr. Esther Serrano- U

SDA

Photo by D

r. Esther Serrano- USD

A

Alternaria on tangerine Alternaria on tangerine NOT CANKER NOT CANKER

Damage on Tangerine Damage on Tangerine NOT CANKER NOT CANKER

Scab on Tangerine Scab on Tangerine NOT CANKER NOT CANKER

Alternaria on tangerineAlternaria on tangerine NOT CANKERNOT CANKER

Damage on OrangeDamage on Orange NOT CANKERNOT CANKER

Scale on GrapefruitScale on Grapefruit NOT CANKERNOT CANKER

Alternaria on tangerineAlternaria on tangerine NOT CANKERNOT CANKER

Photo by Dan R

obl- USD

A

Photo by Hilda G

omez - U

SDA

Photo by Hilda G

omez- U

SDA

Photo by Hilda G

omez- U

SDA

Photo by Joada Garcia- U

SDA

Photo by Hilda G

omez- U

SDA

HLB blotchy mottle HLB blotchy mottle

Photo by Hilda G

omez-U

SDA

Photo by D

an Robl-U

SDA

HLB botchy mottle HLB botchy mottle Yellow shoot/blotchy mottle Yellow shoot/blotchy mottle HLB blotchy mottleHLB blotchy mottle HLB blotchy mottleHLB blotchy mottle HLB HLB -- sectored yellow sectored yellow

shootsshoots

Photo by

Photo by Hilda G

omez- U

SDA

HLB HLB –– yellow shoots at yellow shoots at top of canopy top of canopy

HLB HLB –– yellow shoots on yellow shoots on water sproutswater sprouts

Photo by Joada Garcia- U

SDA

Photo by D

r. Esther Serrano- USD

A

Photo by Hilda G

omez- U

SDA

Photo by Hilda G

omez- U

SDA

Photo by H

ilda Gom

ez-USD

A

Photo by Joada Garcia- U

SDA

HLB HLB –– yellow shoots yellow shoots HLB HLB –– lopsided fruit lopsided fruit Magnesium deficiencyMagnesium deficiency

not HLBnot HLB Zinc deficiency Zinc deficiency

not HLB not HLB

HLB HLB -- sectored new growth sectored new growth with nutritional deficiencywith nutritional deficiency

HLB HLB –– lopsided fruit lopsided fruit HLB HLB-- Vein corking Vein corking

Photo by Hilda G

omez- U

SDA

Notching from psyllid feedingNotching from psyllid feeding and blotchy mottle (HLB)and blotchy mottle (HLB)

Photo by Dan R

obl- USD

A

Photo by Joada Garcia- U

SDA

Photo by Hilda G

omez- U

SDA