Rhizome Weevil
Catalogue Type
Plant Pests Catalogue
Scientific Name
Prodioctes haematicus
Family
Curculionidae
Distinguishing Characters
Eggs are laid in cavities made on rhizome. Egg period 8 -10 days
Grub: Larvae feed inside the rhizome, larval period 21 days. Pupate in the feeding tunnels
Pupa: pupal period 21 days. Adult is a brown weevil, 12 mm in length
Adult: is a brow weevil with 3 black lines on protonum live for 7 – 8 months.
Only one generation in a year.
Grub: Larvae feed inside the rhizome, larval period 21 days. Pupate in the feeding tunnels
Pupa: pupal period 21 days. Adult is a brown weevil, 12 mm in length
Adult: is a brow weevil with 3 black lines on protonum live for 7 – 8 months.
Only one generation in a year.
Host Crop
cardamom, Banana
Order
Coleoptera