The scientific name Calliteara pudibunda (Linnaeus) has a synonym of Dasychira pudibunda Linnaeus, Lepidoptera. Alias ​​tussock moth, red-tailed tussock moth, vertical moth tussock moth. Distribution Hebei, Shanxi, Heilongjiang, Jilin, Liaoning, Shandong, Henan, Shaanxi and other provinces.

The host approved the batch, Shan Tan, Paulownia, wisteria, scorpion, Li, apricot, peach, sand needle, strawberry, chicken claws and the like.

Damage characteristics The larvae feed into nicks or holes and have a large food intake. The mature larvae roll up the leaves. From 1987 to 1988, the provinces of Jiangsu, Zhejiang, Henan, and Hebei took place, and the damage was heavy in some areas.

Morphological characteristics of male moth wings exhibition 35-45mm, female moths 45-60mm. Head, chest beige. The tentacles are grayish white in colour, yellow and brown in tusks; the lower lip is white-gray, and the outer side is dark brown; the compound eyes are black; the underside of the body is white and yellow, and there are dark spots on the tarsal and ganglion sections. Abdomen gray. Male moths are grayish white in front, with black and brown scales, grayish white in the inner area, darker in the middle area, slightly blacker wavy lines in the subbaseline, black bands in the inner horizontal lines, black bands in the gray veins in the transverse veins, and black lines in the outer lines. Two-line large wavy, edge line with a dark brown point, gray hair margins, dark brown spots; hind wings with black-brown scales and hair, cross veins pattern, dark brown outer lines, gray hair white margin. Oval flat, light brown, with 1 depression in the center. The last instar larvae have a body length of about 52 mm and are either greenish yellow or yellowish brown. 1 to 5 Abdominal velvet black, each section of the front edge of the ochre; 5-7 abdomen interstellar micro-black; Asian back line in the 5-8 abdominal section of intermittent black belt; body belly dark gray, central students 1 green Yellow band with spots; body yellow long hair. Each side of the back of the chest has a bundle of yellow hairs extending forward; the back of the belly of the 1st and 4th abdomen each have a brush, which is yellow and white with white hairs around; the back of the 8th abdomen section has a back oblique brown line. Yellow to purple hairs. The head, chest and legs are yellow, and there are long hairs on the knots. Gastropod yellow, base black, long hair outside, gray valve.蛹 Light brown, back-growth hairs, smooth ventral surface, short hip conical spines, multiple hooks at the ends.

Living habits were born in the Northeast for 1 generation and 2 generations in the winter. In the lower reaches of the Yangtze River, they are born 3 generations old and spend their winters. In late April of the following year, the first-generation larvae emerged in May-June, the second-generation larvae occurred in late June-August, the third-generation occurred in mid-August and mid-November, and the overwintering period was approximately 6 months. month. After the emergence of adult feathers, mating and spawning were performed on the night. There were 20 to 300 eggs per egg block. The 112-generation eggs were prolific in the leaves and overwintering was produced on the trunk. The larva duration is 25-50 days. The main natural enemies are gypsy moth, melanoma, bee ants, ants, and insectivore melting.

Control methods (1) Pay attention to eliminate the source of overwintering insects. (2) Spray 90% crystal trichlorfon 800 times solution or 2.5% emulsify EC 3000 times solution and 50% dimethoate EC 800 solution when the population of insects is large.

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