JASMINE :: MINOR :: REDSPIDER MITE

 Redspider mite: Tetranychus cinnabarinus (Tetranychidae: Acarina)
Damage Mites feed on the undersurface of leaves and are found covered with silken webs. As a result of feeding, yellow spots appear on the upper surface of leaves and gradually turn reddish infested leaves wither away.
Bionomics  Both nymphs and adults are red in colour. Eggs are laid on ventral surface of leaves and are whitish and spherical. Female lays 200 eggs. Egg period is 4-7 days. Larval and pupal  period lasts for 3-5 and 8-12 days respectively. Life cycle is completed in 15- 20 days. There are 15 generations/year.
Management
Remove and destroy the webbed and damaged leaves along with mites.
Spray dicofol 18.5 EC 1.5  L or wettable sulphur 40 WP 3.75 kg in 500-750 L of water per ha