The scientific name Liorhyssus hyalinus Fabr. Hemiptera, Polygonaceae. Distributed throughout the country. Host sorghum, millet, corn, rice, tobacco, sunflower, kenaf, jute, hemp, etc. The characteristics of the damage are the sap of unripe grains of sorghum, nymphs, and sorghum panicles, affecting yield and quality. Control methods Spray 1.5% dimethoate powder during the adult stage, 1.5kg per 667m2, or 40% Dimethoate 1500 times, and 75L per 667m2. It can also be used as a 42% Tetri EC 2000 times solution or a 40% anti-BIR system 2000 times.
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Morphological characteristics Adult body length 6-7mm, yellow grass body, with light-colored hair. The head is slightly triangular, with dark stripes on the top of the head, the lateral groove at the front of the prosthodontic plate and the posterior sides, and the base of the small scutellum. The antennae and feet have black dots. The back of the abdomen is black, with an oval macula at the center of the 5th back plate, with a small yellow macule on each side, and a yellow band on the center of the 6th back plate, with yellow on both sides of the posterior border. The egg length is 0.8mm, oval, blood red at the time of first birth, and purple-black at the time of hatching. There are more than 10 eggs per 1 egg block. Nymphs are newly hatched red, oval, with finely tapered heads, 4 sections of antennae longer, smaller chest, and large abdomen. The abdomen becomes hypertrophic and gray-green at 5-6 years of age.
Habits of life in North China, 2 - 3 generations, adults buried in the weeds, bark seams, wall joints, etc., overwintering. In the event of resumption of activity in late spring, weeds or vegetables were first used. After springing in spring season, the spring valley was transferred to the ear of the ear for spawning in July. Each female produced 40 to 60 eggs. Egg period 3-5 days, nymph period 10-15 days, a total of 6 years old. 2-3 generations are produced in the summer valley and the high glutinous spikes, and the adult activity quickly takes off when disturbed, and the windless weather likes to move outside the ear to the sunny place.