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diseases of impoRtant cRops in chiapas

Table 4. Diseases of Papaya, Carica papaya L.
Disease common name(s) Cause(s)
Bacteria
Bacterial canker and decline Erwinia sp. E. chrysanthemi group
Bacterial leaf spot Pseudomonas carica-papayae
Bacterial wilt Pseudomonas solanacearum
Black rot Erwinia cypripedii (=Pectobacterium cypripedii )
Bunchy top Rickettsia sp.
Erwinia decline Erwinia sp.
Erwinia mushy canker Erwinia sp
Internal yellowing Enterobacter cloacae
Mushy canker Erwinia
Purple stain Erwinia herbicola

Fungi and stramenopiles
Alternaria fruit spot Alternaria alternata
Angular leaf spot Oidiopsis (syn. Leveillula) taurica
Colletotrichum gloeosporioides (teleomorph: Glomerella
Anthracnose
cingulata)
Asperisporium caricae, Cercospora papayae, Phomopsis
Black spot caricae-papayae

Blossom spot Choanephora cucurbitarum
Brown spot Corynespora cassicola
Chocolate spot Colletotrichum gloeosporioides
Calonectria ilicicola (syn. Ca. crotalariae, anamorph:
Collar Rot
Cylindrocladium crotalariae)
Colletotrichum gloeosporioides, Phytophthora palmivora,
Ph. nicotianae, Pythium aphanidermatum, Py. debaryanum,
Damping off Py. ultimum, Py. sp., Rhizoctonia solani (teleomorph:
Thanatephorus cucumeris)

Phoma caricae-papayae (syns. Ascochyta carica, A.
Dry rot caricae-papayae; teleomorph: Mycosphaerella caricae)

Foot rot Pythium aphanidermatum, P. ultimum
Fruit rot Monilia sp.
Fruit spot Cercospora mamaonis

Universidad Autónoma de Chiapas