Food Plants International

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Henosepilachna haemorrhoea (Biel) Coccinellidae (COL) Leaf eating ladybird
Henosepilachna signatipennis Boisd. Coccinellidae (COL) Leaf eating ladybird
Homeoxipha fuscipennis Gryllidae (ORTH.)
Idopsis coerulea Faust. Curculionidae (COL.)
Macrosiphum euphorbiae (Thomson) Aphididae (HEM.) Potato aphid
Monolepta semiviolacea Fauvel Chrysomelidae (COL.)
Myzus ornatus Laing Aphididae (HEM.)
Myzus persicae Sulzer Aphididae (HEM.) Green peach aphid
Nysius villicus Van Duzee Lygaeidae (HEM.)
Papuana aninodalis Prell Scarabaeidae (COL) Taro beetles
Phaenacantha spp. Colobathristidae (HEM) Sugarcane bug
Phthorimaea operculella (Zell.) Scarabaeidae (COL) Potato tuber moth
Simplicia caeneusalis Walker Noctuidae (LEP.)
Diseases:
Early blight Fungus Alternaria solani Sorauer
Collar rot Fungus Athelia rolfsii (Curzi) Tu & Kimbrough
Dry rot & wilt Fungus Fusarium oxysporium Schelcht ex Fr.
Storage rot Fungus Fusarium solani
Leaf spot Fungus Leptosphaerulina trifolii
Leaf spot Fungus Phyllosticta sp.
Pink rot Fungus Phytophthora erythroseptica
Late blight Fungus Phytophthora infestans (Mont) de Bary
Powdery scab Fungus Spongospora subterranean
Common scab Fungus Streptomyces scabies (Thaxt.) Waksm & Henr.
Black scurf Fungus Thanatephorus cucumeris
Verticillium wilt potato Fungus Verticillium albo-atrum
Black leg Bacteria Erwinia carotovora subsp. atroseptica
Soft rot Bacteria Erwinia carotovora subsp. carotovora
Bacterial wilt Bacteria Erwinia chrysanthemi
Bacterial wilt Bacteria Pseudomonas solanacearum E F Smith
Leaf roll Virus Leaf roll virus
Interveinal mottling Virus Potato virus x
Mosaic & dying leaves Virus Potato virus y
Pests:
Importance: In Papua New Guinea it is gaining acceptance as a subsistence food crop above
about 1900 m altitude.