Name pests/diseases

Damage symptoms

Photo gallery

Management

Leaf miner,

Phyllocnistis citrella

Distortion of leaf lamina

Drying  and withering of leaves

1)Spray methyl parathion @ 2ml/l  OR

Monocrotophos @1.5 ml/l  OR

Carbaryl @ 4g/l at new flush periodically

Citrus butterfly

Papilio demoleus

Defoliation of the plant

1)Collection and destruction of caterpillars

2)Spray carbaryl 4g/l  OR

Chlorpyriphos 20 EC @ 2.5 mal/l

Fruit piercing moth, Othreis fullonia

and

O. metarna

Premature dropping of affected fruit and rotting of fruit

Loss of yield and quality of fruit

1)Destruction of larval weed hosts like Cocculus pendulus, C. hirsutus and Tinospora cardifolia

2)Smoking of orchard during evening to repel  moths

3)Bagging of fruits or netting of trees/orchard

4)Poison bait (Banana pulp + malathion) in muslin cloth

5)Manual collection of adult moths in the night

Citrus Decline

The leaves become yellow and fall and dieback of twigs. Declining of twigs from tip towards bottom of the tree

Prune dead twigs followed by spraying of Bavistin 1 gm/lit and Kavach/Rovral 2gm/lit

Citrus canker

Cankerous spots on leaves and twigs

Apply copper oxy chloride during rainy season