What kind of bug is this?

Lycopodium is an insect of Lycopodium in Lepidoptera. It is widely distributed and occurs all over Guangxi. The host plants are Buxus macrophylla, Chinese rose, begonia, flower, peony, peony, apple, pear, peach, plum, apricot, plum, cherry, jujube, persimmon, walnut, coral, chestnut, hawthorn, poplar, willow, sycamore and elm. The black thorns on the larvae are poisonous, and the skin will have needle-like pain.

The green thorn moth mainly feeds on leaves, grass and tree trunks. The last larva is 25-28 mm long, with yellow-green body and blue topline. The two rows of bristles on the worm's back are orange-red. There are four black tumor-like protrusions on the ventral floor.

Young larvae feed on the lower epidermis and mesophyll and leave the upper epidermis, resulting in irregular yellow patches and injured leaf reticulation on the leaves; When the larvae grow up, they eat the leaves into notches, and when they are serious, they eat them up, causing secondary germination in autumn and affecting the growth and development of trees.

Prevention and cure method

1, artificial cocoon digging and burning in autumn and winter.

2. When the larvae are overgrown, remove the insect leaves, kill the larvae artificially, and pay attention to the poisonous hair of the larvae when killing.

3. Trap and kill adults with lights during the adult occurrence period.

Choose biological or bionic pesticides before 4 or 3 years old,

5. Larvae occurs in a large area, which can be prevented by spraying chemicals.

6. Protect natural enemies, such as Acari, Mantis and Scorpion.