The scientific name of Porthesia taiwana Shiraki is a Lepidoptera, poisonous moth family. Alias ​​caterpillars, caterpillars. Distributed in Taiwan, Okinawa and other places.
There are over 70 kinds of fruits and vegetables and other plants such as host tea, asparagus, tomato, corn, peach, rose apple, pear, orange, guava, mulberry, apricot, plum, persimmon and coffee.
Injury characterized by 1-2 instar larvae eating leaves into nicks or holes, and later scattered damage to leaves, buds, flowers and fruits. The adult colony sucks juice.
Morphological characteristics Adult body length 9-12mm, the female moth is larger than the male moth, head, tentacles, chest, front wings are yellow, compound eye round and red, front chest back, front wing inner edge with yellow dense hair. The antennae are feathery, with two white transverse bands from the leading edge to the inner edge of the forewings, pale yellowish hairs at the inner edge of the hind wings and the base, and orange-yellow hairs at the ends of the abdomen. Oval, first pale yellow, dark brown before hatching, egg-like strips, 20 to 80 tablets each, divided into 2 rows of female yellow hair. The larvae are orange-yellow, 25 mm long, brown headed, with toxic hairs on the body segments, and red vertical lines in the central part of the back. In the silk and scale hairs. Cone-shaped, light and shiny. Yellowish brown. (See left)
Living habits Taiwan's annual 8-9 generation, the anniversary of the growth of individuals. The summer is completed 24-34 days and the winter is 65-83 days. Eggs are banded, 20-80 grains arranged in 2 rows, with yellow tail hairs attached to them. From June to July, it was a prosperous period. The egg period was 3 to 19 days, the larval stage was 13 to 55 days, and the pupal stage was 8 to 19 days. The newly hatched larvae colonized the plants and gradually dispersed after the third instar. Adults have phototaxis.
See control methods for tea tussock moths.
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Structure and composition: It is made of 100% Cotton Gauze by degreasing, bleaching, drying, processing, cutting, trimming and folding.
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Calico Triangular Bandage
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