Potato
Crop issues
Brown spotting
Upward curling of leaves
Larval attack
Blight
Black sooty mould on upper side of lower leaves.
Yellowing & curling of leaves
Scab like spots
Cyperus rotundus
Chenopodium album
Trianthema portulacastrum
Fruit cracking
small size and low development of tubers
Fruit cracking
Improper vegetative development