Food Plants International

Insects:
Abgrallaspis cyanophylli (Signoret) Diaspididae (HEM) Armoured scales
Alcidodes australis Boisduval Curculionidae (COL)
Aphis gossypii Glover Aphididae (HEM) Cotton aphid
Aspidiella hartii (Cockerell) Diaspididae (HEM) Armoured scales
Aspidiotus destructor Signoret Diaspididae (HEM) Armoured scales
Chrysodeixis chalcites Esp. Plusiinae (LEP)
Coccus hesperidium Linnaeus Coccidae (HEM) Soft scales
Eupholus nickerli Hll. Curculionidae (COL) Weevils
Gymnopholus weiskei Hllr. Curculionidae (COL) Weevils
Harpedona plana Poppius Miridae (HEM)
Hypolixus mastersi Pascoe Curculionidae (COL)
Hyposidra talaca Geometridae (LEP)
Icerya seychellarum (Westwood) Margarodidae (HEM) Soft scales
Leptoglossus australis (Fab.) Coreidae (HEM) Passion vine bug
Liliocerus sp nr. bakewelli Baly Crioceridae (COL)
Liliocerus papuana (Jac.) Crioceridae (COL.) A small beetle
Papuana spp. Scarabaeidae (COL) Taro beetles
Planococcus dioscoreae Williams Pseudococcidae (HEM) Yam mealy bug
Planococcus pacificus Cox Pseudococcidae (HEM) Mealybug
Platypeltocoris similis Popp Miridae (HEM.) Yam mirid sap sucker
Senoclidia purpurata (F.Sm.) Tenthredinide (HYM) Yam sawfly
Tagiades obscurus tindali Rbb Hesperiidae (LEP.)
Tagiades tregellius Hopf. Hesperiidae (LEP.)
Tagiades tregellius canonicus Hesperiidae (LEP.)
Theretra nessus Dry. Sphingidae(LEP.) Yam hawkmoth
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Diseases:
Leaf spots Fungi Gloeosporium pestis Massee
and Phyllosticta dioscoreae Cooke
Leaf blotch Bacterium Xanthomonas sp.
Rust Fungi Goplana dioscoreae Cummins
and Goplana australis
and Uredo dioscoreae-sativae Sydow
and Uredo hiulca Cummins
Anthracnose Fungus Glomerella cingulata (Stonem) Spauld & Schr.
Mosaic Probably Virus
Pests:
Importance:
In Papua New Guinea it is a very important ceremonial crop in some areas and a staple food in
many seasonally dry areas.