Friday, April 15, 2011

List of papaya diseases

Bacterial diseases

Bacterial diseases
Bacterial canker Erwinia sp.
Bacterial leaf spot Pseudomonas caricapapayae
Bacterial wilt Pseudomonas solanacearum
Black rot Erwinia cypripedii
Bunchy top Unknown bacterium
Erwinia decline Erwinia sp.
Erwinia mushy canker Erwinia sp.
Internal yellowing Enterobacter cloacae
Purple stain Erwinia herbicola
Maribo Pseudomonas maribos

Fungal diseases

Fungal diseases
Alternaria fruit spot Alternaria alternata
Angular leaf spot Leveillula taurica
Anthracnose Colletotrichum gloeosporioides
Black spot Asperisporium caricae
Cercospora papayae
Phomopsis caricae-papayae
Blossom spot Choanephora cucurbitarum
Brown spot Corynespora cassiicola
= Cercospora melonis
= Cercospora vignicola
= Helminthosporium cassiicola = Helminthosporium vignae
= Helminthosporium vignicola
Chocolate spot Colletotrichum gloeosporioides
Collar rot Cylindrocladium crotalariae
Calonectria crotalariae [teleomorph]
Damping off Colletotrichum gloeosporioides
Phytophthora palmivora
Phytophthora nicotianae
= Phytophthora parasitica
Pythium aphanidermatum
Pythium debaryanum
Pythium ultimum
Pythium sp.
Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]
Dry rot Phoma caricae-papayae
= Ascochyta caricae
= Ascochyta caricae-papayae
Mycosphaerella caricae [teleomorph]
Foot rot Pythium aphanidermatum
Pythium ultimum
Fruit rot Monilia sp.
Fruit spot Cercospora mamaonis
Fusarium fruit rot Fusarium solani
Fusarium spp.
Guignardia spot Guignardia sp.
Greasy spot Corynespora cassiicola
= Cercospora melonis
= Cercospora vignicola
= Helminthosporium cassiicola
= Helminthosporium vignae
= Helminthosporium vignicola
Internal blight Cladosporium sp.
Fusarium sp.
Penicillium sp.
Lasiodiplodia fruit rot Lasiodiplodia theobromae
= Botryodiplodia theobromae
= Botryodiplodia gossypii
= Diplodia theobromae
= Diplodia gossypina
= Diplodia natalensis
= Lasiodiplodia triflorae
Leaf spot Alternaria sp.
Asperisporium caricae
Cercospora mamaonis
Cercospora papayae
Choanephora cucurbitarum
Curvularia caricae-papayae
Gloeosporium sp.
Phoma caricae-papayae
Mycosphaerella caricae [teleomorph]
Phyllosticta sp.
Petiole spot Didymella sp.
Phytophthora blight Phytophthora palmivora
Phytophthora nicotianae var. parasitica
= Phytophthora parasitica
Powdery mildew Erysiphe cichoracearum
Erysiphe sp.
Oidium caricae
Oidium indicum
Ovulariopsis papayae
Sphaerotheca fuliginea
Sphaerotheca humuli
Phytophthora fruit rot Phytophthora capsici
Phytophthora nicotianae var. parasitica
= Phytophthora parasitica
Phytophthora palmivora
Rhizopus soft rot Rhizopus stolonifer = Rhizopus nigricans
Root rot Phytophthora palmivora
Pythium aphanidermatum
Pythium ultimum
Pythium spp.
Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]
Sclerotium blight Sclerotium rolfsii
Athelia rolfsii [teleomorph]
Seedling blight Colletotrichum gloeosporioides
Stem-end rot Alternaria alternata
Colletotrichum gloeosporioides
Fusarium sp.
Lasiodiplodia theobromae
= Botryodiplodia theobromae
= Botryodiplodia gossypii
= Diplodia theobromae
= Diplodia gossypina
= Diplodia natalensis
= Lasiodiplodia triflorae
Phoma caricae-papayae
= Ascochyta caricae
= Ascochyta caricae-papayae
Mycosphaerella caricae [teleomorph]
Phomopsis sp.
Rhizopus stolonifer
Stemphylium fruit spot Stemphylium lycopersici
= Thyrospora lycopersici
= Stemphylium floridanum
Stem rot Fusarium solani
Nectria haematococca [teleomorph]
Fusarium sp.
Phytophthora palmivora
Pythium aphanidermatum
Pythium ultimum
Target spot Phyllosticta caricae-papayae
Verticillium wilt Verticillium dahliae
Wet fruit rot Phomopsis sp.

Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Algal leaf spot Cephaleuros virescens
Bumpy fruit Boron deficiency
Freckles Physiological
Nivum Haamir dieback Unknown cause

Nematodes, parasitic

Nematodes, parasitic
Reniform nematode Rotylenchulus reniformis
Rotylenchulus parvus
Root-knot nematode Meloidogyne incognita
Meloidogyne javanica
Meloidogyne arenaria
Meloidogyne hapla

Phytoplasmal diseases

Phytoplasmal diseases
Dieback Phytoplasma
Yellow crinkle Phytoplasma

Viral and viroid diseases

Viral and viroid diseases
Apical necrosis Papaya apical necrosis virus
Droopy necrosis Papaya droopy necrosis virus
Feather leaf Unknown virus
Leaf curl Virus suspected
Mosaic Papaya mosaic virus
Papaya ringspot Papaya ringspot virus
Spotted wilt Tomato spotted wilt virus
Terminal necrosis and wilt Tobacco ringspot virus

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