Important Pests, Weeds and Diseases of the Region

 

The contents of this page was taken from the Waterhouse, Douglas Frew and Norris, Kenneth Richard, Biological Control: Pacific Prospects . Melbourne, Victoria: Inkata Press, 1987. 

The distribution and importance of major south west Pacific invertebrate pests

Order and Family Scientific Name Common name No of countries where the pest is ranked in the top 10

Phasmatodea

Graeffea crouanii coconut stick insect 3

Hemiptera

Tarophagus proserpina taro planthopper 7

Hemiptera

Heteropsylla cubana leucaena psyllid  

Hemiptera

Pentalonia nigronervosa  banana aphid 3

Hemiptera

Pseudaulacaspis pentagona white peach scale 1

Hemiptera

Aspidiotus destructor  coconut scale  

Hemiptera

Unaspis citri  white louse scale 2

Hemiptera

Nezara viridula green vegetable bug 2

Thysanoptera

Thrips palmi   2

Coleoptera

Adoretus versutus  rose beetle 3

Coleoptera

Oryctes rhinoceros  rhinoceros beetle 2

Coleoptera

Papuana huebneri  taro beetle 5

Coleoptera

Scapanes australis  scapanes 2

Coleoptera

Epilachna spp.,  leaf-eating ladybirds 3

Coleoptera

Brontispa longissima  coconut leaf hispa 4

Coleoptera

Aulacophora spp.,  pumpkin beetles 1

Coleoptera

Cylas formicarius  sweet potato weevil 8

Coleoptera

Cosmopolites sordidus  banana weevil borer 6

Diptera

Liriomyza spp.,  leafminers 1

Diptera

Plutella xylostella  diamondback cabbage moth 12

Lepidoptera

Agonoxena argaula  coconut flat moth 2

Lepidoptera

Crocidolomia binotalis  cabbage cluster caterpillar 4

Lepidoptera

Maruca testulalis  bean podborer 4

Lepidoptera

Tirathaba rufivena  coconut spike moth  

Lepidoptera

Lamprosema octasema  banana scab moth 3

Lepidoptera

Heliothis armigera  cotton bollworm 4

Lepidoptera

Othreis fullonia  fruit piercing moth 2

Lepidoptera

Spodoptera litura  cluster catepillar 3

Acari

Polyphagotarsonemus latus  broad mite 4

The distribution and importance of major south west Pacific weeds.

Order and Family Scientific Name Common name No of countries where the pest is ranked in the top 10
Gastopoda Achatina fulica  giant African snail 2
Asteraceae Bidens pilosa cobbler’s pegs 3
Asteraceae Elephantopus scaber elephant’s foot 3
Asteraceae Mikania micrantha  mile-a-minute weed 6
Caesalpiniaceae Cassia tora and C. obtusifolia  foetid cassia 3
Convolvulaceae Merremia peltata merremia 2
Cyperaceae Cyperus rotundus  nutgrass 8
Cyperaceae Kyllinga polyphylla navua sedge 3
Malvaceae Sida acuta broom weed 3
Malvaceae Sida rhombifolia  paddy’s lucerne 2
Melastomataceae Clidemia hirta Koster’s curse 1
Mimosaceae Mimosa invisa  giant sensitive plant 6
Mimosaceae Mimosa pudica  sensitive plant 5
Pontederiaceae Eichhornia crassipes  water hyacinth 2
Salviniaceae Salvinia molesta salvinia  
Solanaceae Solanum torvum  prickly solanum 3
Verbenaceae Lantana camara lantana 4
Verbenaceae Stachytarpheta urticifolia blue rat’s tail 4