Dudua aprobola

Dudua aprobola, the mango flower webworm or litchi leaf roller, is a moth of the family Tortricidae. The species was first described by Edward Meyrick in 1886. It is a pest on several economically important crops.

Distribution
It is found in Taiwan, Japan, the Seychelles, Nepal, India, the Chagos Archipelago, Sri Lanka, the Maldives, Myanmar, Vietnam, Thailand, western Malaysia, Sumatra, Java, Bali, Brunei, Kalimantan, the Philippines, Sulawesi, Buru, Ambon, New Guinea, the D'Entrecasteaux Islands, Australia, the Admiralty Islands, New Ireland, the Caroline Islands, the Gilbert Islands, Fiji, Tonga, Samoa, Réunion, Malawi and Rwanda.

Description
Adult wingspan is about 19 mm. The female lays eggs between veins on the undersides of leaves of the food plant. The caterpillar is translucent yellowish green. First two pairs of legs are black. The larvae roll or web the leaves of the food plant together, feeding on them within this shelter. They sometimes live in flowers. Pupation takes place inside a rolled leaf, which is lined by a thin layer of silk. The pupation period lasts one to two weeks. Adult has pale brownish forewings with various dark markings. Hindwings are plain brown. On thorax region, there is a crest of dark scales.

Larval food plants

 * Anacardium sp.
 * Arachis hypogaea
 * Bidens pilosa
 * Calophyllum inophyllum
 * Cassia tora
 * Dahlia sp.
 * Eucalyptus sp.
 * Eugenia jambos
 * Ficus sp.
 * Flemingia macrophylla
 * Lagerstroemia speciosa
 * Lagerstroemia sp.
 * Lantana camara
 * Litchi chinensis
 * Loranthus sp.
 * Mangifera indica
 * Metrosideros collina
 * Metrosideros villosa
 * Nephelium litchi
 * Plumbago zeylanica
 * Polyalthia longifolia
 * Psidium guajava
 * Rosa sp.
 * Salix tetrasperma
 * Schleichera trijuga

Control and management
Adults and caterpillars can be controlled by hand picking and pruning. Egg and larval parasitoids are also effective. Pesticides and use of Bacillus thuringiensis extracts are effective against caterpillars.