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Insects, diseases and disorders
More topics in this section
Insect pests
Citrus aphids
Citrus gall wasp adult emergence and egg hatch prediction tool
Citrus gall wasp in Southern Australia
Citrus leafminer
Citrus red mite
Cottony cushion scale
Crusader bug
Fuller's rose weevil
Katydid
Light brown apple moth development calculator
Light brown apple moth in citrus
Long-tailed mealy bug
Mite pests of citrus
Queensland fruit fly in citrus
Queensland fruit fly quick guide - monitoring and management
Red scale
Red scale online phenology and spray timing tool – 2018-12
Spined citrus bug
Thrips in citrus
(PDF, 97.8 KB)
Insect pests: overseas
Asiatic citrus psyllid.pdf
(PDF, 1.4 MB)
Pest and disease double threat: Glassy winged sharpshooter and citrus variegated chlorosis
Diseases: domestic
Armillaria root rot of citrus trees
Black core rot in Imperial mandarins
Black core rot in mandarins
Citrus blast
Citrus exocortis
Copper questions answered
Lemon scab
Melanose
Septoria spot
Sooty blotch
Stop the rot…
Sudden death in citrus
Using copper sprays to control disease in citrus
Diseases: overseas
Citrus canker
Citrus huanglongbing 2026
(PDF, 2.3 MB)
Huanglongbing
Huanglongbing (HLB) worldwide update
Mal secco
Stubborn
Disorders
Pests, beneficials, diseases and disorders in citrus
Using gibberellic acid sprays on navel oranges
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