This database consists of edited summaries of posts to PestNet over the past 20 years and the responses from taxonomists, plant pathologists, agronomists or other experienced experts. You can access the text and images associated with these reports in two ways:
- Select one of the four categories listed below (Crops, Pests, Non-Pests or Unidentified), then select further categories that occur in alphabetical order.
- Use the site search (at the top of this screen) and enter keywords (such as rice, beetle, or country) to see if there are topics relevant to your interest.
How do I view the latest PestNet messages?
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Submissions received since 2017 are arranged by the date received and they can be interrogated using the search facility.
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Pests
Pest Management
- Biological control
- Plant breeding
- Cultural control
- Chemical control
- Quarantine
- IPM examples
- Storage pests
- Plant clinics
- Food security – reviews
Pests Entities
- Insects
- Mites, Spiders, Scorpions
- Fungi
- Viruses & Phytoplasmas
- Bacteria
- Nematodes
- Weeds
- Reptiles & Amphibians
- Rats & Bats
- Monkeys
- Other mammals
- Birds
- Molluscs
- Earthworms
- Algae
- Unknown
Pest taxonomy/IDs
Pest outbreaks
Pest Techniques
Non-Pests
Nutritional problems
- Boron deficiency, Pritchardia crown droop, Hawaii
- K deficicency, coconuts, PNG
- Salt damage, mango, Orissa, India
- Chinese cabbage, marginal chlorosis, salt, Palau
- Boron deficiency papaya, treatment, Palau
- Magnesium/potassium deficiency coconuts, St Lucia
- Cupressus spp., lack of mycorrhiza, St Lucia
- Cassava, fibrous inclusions, Fiji
- Tomato, split fruits. water/potassium, Solomon Is
- Mg deficiency, wood shavings, tomato, Solomon Is
- Watermelon disorders Cameroon
- Nutritional problem (Mg or K), coconuts, St Lucia
- Mango, little leaf, Andra Pradesh, India
- Mango, possibly little leaf, Andra Pradesh, India
- Deformed papaya fruit, Bogor, Indonesia
- Papaya fruit, boron problem, India
- Mango, possibly nutritional or thrips, Malawi
- Pomegranate decline, Maharashtra, India
- Capsicum with crinkly skin, India
Plant ID
- Crataeva religiosa, identification, FSM
- Zizyphus sp., fruit, Australia
- Pagiantha thurstonii, identification, Fiji
- Uvaria sp., fruit, identification, Philippines
- White sapote, Casimiroa edulis, Fr. Polynesia
Insects
- Psocids, lettuce – do they spread disease Cook Is
- Teleostylinus sp., “push-me, pull-you fly”, Nuie
- Tipulid larva, cranefly, covering gel, Samoa
- Monarch butterflies, Pacific occurrence, Australia
- Insects as animal feed, safety concerns, Samoa
- Fossil plants, insect damage US
- Butterflies, mud puddling, collecting salt, India
- Chironomus, non-biting midge, Australia
- Psocid webbing, does it occur? Hawaii
- Ladybeetles from Maldives
- Scirtidae (Coleoptera), aquatic larvae, Sri Lanka
- Darkling beetles, houses, Samoa
- Eggsac, coconut leaf, AP India
- African monarch, Danaus plexippu, Egypt
- Monarch butterfly, 2016 season, New Zealand
- Insects from Assiut University, Egypt
Fungi
- Amanita sp., mushroom, identification, India
- Xylaria, Dead man’s finger, Guam
- Macrolepiota sp., identification, India
- Boletus pulverulentus, identification, Australia
- Suillus sp., India
- Pleurotus sp., India
- Edible fungi, a new compendium by CABI, Vanuatu
- Volvariella volvacea, is it edible Solomon Is
- Sooty mold, seagrass, Coccoloba uvifera, St Lucia
- Coral fungus, Ramaria
Slime moulds
- Slime mould possible, Trichosanthes dioica, India
- Slime mould, betel nut palm, Palau
- Myxomycete, growing on yam leaves, CNMI
Physiological responses
- Dragonfruit, pathogen or sunburn, Malaysia
- Scab, Dragonfruit, over-watering, Australia
- Sunburn, dragon fruit, Lao
- Sunken spots, tomato, abiotic or biotic, Cook Is
- Mg deficiency, Lagenaria
- Storage problems, pears, India
- Rambutan ‘ball’, lack of natural abscission, Samoa
- Squash fruit drop, lack of pollination, Tonga
- Black marks on guava fruit, India
- Physiological or disease, lettuce, Cambodia
- Pinus caribaea, (lightening) deaths, Fr Polynesia
- Deformed coconut, small seed, fibre only, Barbados
- Pineapple, multiple crowns, Samoa
- Banana transplant problem, Gujarat, India
- Symptoms, pineapple: disease or old age, Australia
- Chemical damage, possibly, papaya, India
- Falling rambutan fruit, Samoa
- Liming taro against Pythium root rot, Samoa
Bats
Snakes
Spiders & Scorpions
Weeds
Other
- Unwanted environmentally effects from growing GM
- GMOs, Cartagena Protocol, Pacific strategy, Palau
- Timber preservation methods, Nuie
- PestNet messages recorded on Ecoport, FAO
- Ponds with ducks; What to plant? Hawaii
- Pacific islands plant pathologists
- Planarium worm, India
Conservation
Unidentified
Plant conditions
- Fruit rots, avocado, St Lucia
- Coconut seedling disorder, Chiang Mai, Thailand
- Cassava yellowing, Battambong Province, Cambodia
- Spots, Quercus aff canariensis, South Australia
- Rough skin, banana, Guam
- Superficial markings, tree, American Samoa
- Rough bark, Adenium, India
- Growth, underside white sapote leaf, Hawaii
- Papaya fruit, whitish blemishes, St Lucia
- Unknown cause, lettuce stain, Cambodia
- Gnawing of bark, Anguilla
- Bending oil palm seedlings, India
- Papaya, discoloured fruit, Malaysia
- Dragon fruit, spots, Greece
- Melon cantaloupe, wilt, Cambodia
- Skin disorder, Gingeli banana, Mauritius
- Dessication of leaves, pomegranate, India
- Unknown, bay tree, Otago, New Zealand
Diseases – probable
- Betel nut decline, Markham Valley, PNG
- Pineappple disorder, heart rot, Guyana
- Stunted eggplant, fruit, drop, mosaic, Maldives
- Mucuna pruriens, leaf spots, Cambodia
- Young mango fruit disorder, India
- Mosaic, several possibilities, FSM
- Tripsacum laxum, drying leaves, Burundi
- Hardened guava fruit, Fiji
- Rice disorder, rolled leaves, Vietnam
- Leaf disorder, Jatropha, Vietnam & Cambodia
- Spots on taro, algal, slime or what? New Caledonia
- Black surface crust and rot, melon, Cambodia
- Unknown disease, papaya, India
- A tomato problem, organics, Nigeria
Spiders & Scorpions
Insects
- Moth & parasitic fly, Jatropha, India
- Ficus citrifolia, holes, St Lucia
- Bagworm, oil palm, Malaysia
- Limacodidae, coconut, Maldives
- Gracillariidae, Terminalia, Palmyra atoll, Line Is
- Beetles & coccoidea, boxes & ornamentals, Bolivia
- Opius sp., Liriomyza, Philippines
- Fossil plants, insect damage? US
- Ladybird beetles from Maldives
- Urticaria caterpillar, Vanilla, Reunion
- Beetle, coconuts, Maldives
- Diaspididae scale, Latan palm, Cook Is
- Storage pest (weevil), Vietnam
- Insect on Ficus mollis (anti-aging tree), India
- Scale, oil palm, PNG
- Caterpillars, Woodfordia (medicinal plant), India
- Bactrocera sp., plum, Vietnam (interception)
- Bactrocera2, Vietnam
- Fruit flies, papaya, cue lure trap, Indonesia
- Coccinellids ex coconut palms, Caribbean
- Chalcidoid wasp, Cook Islands
- Fly predating whitefly, Vietnam
- Guava galls, New Caledonia
- Epermenia sp., maize seed, Laos
- Punctures, yam leaves, New Caledonia
- Apuch galls, Crataeva, ?Dipteran, atolls, FSM
- Lufa pod problem, Sri Lanka
- Dacryodes excels, holes in branches, St Lucia
- Bracon sp. (Braconidae), mango larvae, HP, India
- Leafcurl, Jatropha, Irian Jaya, Indonesia
- Possibly Sycanus, Andhra Pradesh, India
- Possibly Epuraea, Passiflora, Hau Giang, Vietnam