. Cooperative economic insect report. Beneficial insects; Insect pests. 594 generations a year have been recorded in India. In heavy outbreaks, the foliage is shiny and sticky from honeydew, and soon becomes black from sooty molds. The ground beneath the trees may appear white from honeydew deposits. Nymphs, which are always found on new growth, move in a slow, steady manner when disturbed. The adults leap when disturbed and may fly a short distance. They are usually found in large numbers on the lower sides of the leaves, with heads almost touching the surface and the body raised almost to a
. Cooperative economic insect report. Beneficial insects; Insect pests. 594 generations a year have been recorded in India. In heavy outbreaks, the foliage is shiny and sticky from honeydew, and soon becomes black from sooty molds. The ground beneath the trees may appear white from honeydew deposits. Nymphs, which are always found on new growth, move in a slow, steady manner when disturbed. The adults leap when disturbed and may fly a short distance. They are usually found in large numbers on the lower sides of the leaves, with heads almost touching the surface and the body raised almost to a 30 degree angle. The period of greatest activity of the psyllid corresponds with the periods of new growth of citrus. Description: EGG almond-shaped with slender stalk; mm. long without stalk. Color, pale yellow at first, becoming orange. Nymph (fifth instar) generally light yellow with orange tinge in region of abdomen. In full-grown nymph antennae, tips of tarsi, and tip of rostrum dark; eyes dark red. Length of body, excluding spines, to mm. Margin of apical plate has series of lanceolate setae which are covered with waxy secretion. ADULT - Body mm. long, forewing mm. by mm. (greatest width). General color brown, but not uniformly so. Antennae black at tip, tibia light; head, prothorax and abdomen sometimes light- whitish or yellowish. Abdomen usually grayish-brown, but orange in gravid female. Forewing with brown spots. The living insect is covered with a whitish waxy secretion and appears dusty. Male genital segment conspicuous, claspers long and slender. Female genital segment short, small, acute at tip. (Prepared in Survey and Detection Operations in cooperation with other ARS agencies). CEIR 9 (26); C &n r Sf>.--\ Female Genitalia. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble
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Keywords: ., bookcentury1900, booksubjectbeneficialinsects, booksubjectinsect
