Foliar Diseases:
(Fungal Diseases)
Alternaria Leaf Spot
Cercospora Leaf Spot

Tuber Diseases:
(Fungal Diseases)
Black Rot
Charcoal Rot
Circular Rot
Foot Rot
Fusarium Rot
Fusarium Wilt
Java Black Rot
Punky Rot
Rhizopus Soft Rot
Scurf

(Nematode Diseases)
Root Knot Nematode
Reniform Nematode
Lesion Nematode

(Bacterial Diseases)
Soil Rot