Small beetle is a major harm pest in the garden, don't look at its small size, once the harm is up, the light causes the branches to die, the tree is weak, the heavy will lead to the death of the whole plant seriously endangering the garden plant, here to remind the majority of garden friends must pay attention to prevention!
【1】Morphological characteristics of small silverfish:
It is a small silverfish with a body length of 3.7 mm , a black dorsal back , a small shrunken head under the dorsal plate of the anterior thorax , short antennae , enlarged terminal segments , a dorsal plate and wing sheath forebreast with dotted dots , a striped stripe of the wing sheath with sparse long hairs , brown each foot , and a dark brown ventral surface.
【2】Occurrence characteristics of small beetles:
Small beetles mainly harm weak trees, or dying standing trees, this insect generally occurs once a year, with adults overwintering at 0-10 cm below the leaf layer or soil layer of the trunk-based tribe, and a few overwinter with larvae or pupae. Overwintering adults have a very long spawning period, which can be found from May to July, and generally start to be active in mid-to-late May of the following year, and build pits to lay eggs; the egg and pupal stages are short, about 10-14 days, the larval stage is 15-30 days, because females can lay eggs multiple times in their lifetime, so the phenomenon of insect overlap is common.
【3】Control methods of small beetles:
1. Cut down the damaged wood to reduce the harm of insect pests.
2, trunk chemical prevention: the use of QiLin Cheng attack package a set of water 30 pounds spray tree trunk control, the effect is fast, the prevention and control is thorough.
