Cotton Blindness

November 24, 2023

The scientific name Adelphocoris lineolatus Goeze is of the order Hemoptera, Lepidoptera. Distribution in Gansu, Hebei, Shanxi, Shaanxi, Shandong, Henan, Jiangsu, Hubei, Sichuan, Inner Mongolia and other provinces.

Hosts cotton, alfalfa, grass pods, potatoes, peas, beans, corn, pumpkin, marijuana, etc.

Injury characteristics, nymphs suck the buds of host buds, buds, fruits and other sap, the Ministry of the Ministry of black spots.

Morphological characteristics Adult body length 7.5-9mm, width 2.3-2.6mm, yellow-brown, fine hair. The top of the triangle, brown, smooth, compound eye oblate, black, 喙 4 section, the end black, reach the mid-foot base section. Antennae are slender, with dark half of the end, and 1 section is shorter and wider than the head. The top has a brown twill, and the middle leaf has brown stripes and is covered with black fine hair. The prosthodontic area was bulging, dark brown, with 2 round black spots or unclear. Small scutellum prominent, with 2 black vertical bands. Yellow-brown fore-wing, with black edges on the leading edge, dark brown patches. Slender feet, black spots in the femoral section, small black spots at the base of the palate. There are brown vertical stripes on both sides of the abdomen. Egg length 1.3mm, light yellow, banana-shaped, egg cover l finger-like protrusions. The nymphs are yellow-green with black hair, purple eyes, wing buds over the third section of the abdomen, and the glandular sac is octagonal.

Life habits are born 3-4 generations in Henan, 4 generations in Hubei, wintering with eggs in dead stalks, weed culms, and cotton leaf stalks. Adults usually produce eggs on smooth stems or petioles at night. The average female lays 78 eggs.

For control methods, see Alfalfa.

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