Pests and Diseases of Coffee

Pests and Diseases of Coffee

1) Coffee White Borer:

Swabbing of coffee stems with 50%.BHC-WP @ 3 kg in 180 liters of water in April and Get.

2) Cock Chafer :

Treatment with Endosulpan.

3) Green Bug:
 
i) Brown eve spot verespora caffeicola Spray nursery stock 0.4% Captan and young plant with 1 % B .M. in April-May and Sept-Oct. 

ii) Diaback – Celletotrichum coffeaenum Glomerella angulatat.

Control

a) Cleaning of infested branches & Burning.
b) Spraying B.M,

Diseases:

iii) Pink disease.
iv) Damping off.
v)   Leaf spot
vi)  Leaf rust – Hemileiavastrairix

First recorded in 1870. The loss varied from 50 to 60%

Symptoms :

Leaves are affected, but young branches and fruits are also sometimes affected. Orange yellow spots on lower surface of leaves and corresponding brown spots on the upper surface.

Control:

1. Two sprays of 0.5%A B.M. before onset of monsoon and after monsoon.
2.  Use of resistant varieties.