The legs are light yellow with darker tips. Adult wingless aphids are 1.5-3.1 mm long. Damage symptoms Economic damage by black bean aphid is mainly…
black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3 x 1.0 mm, and whitish opalescent when laid. Later, the developing…
soil, pots, benches, and other surfaces and the female disperses her tiny (0.1 mm) eggs on the surface of the plant growing medium. Short, leathery,…
betraying their presence in the crop. Wingless females of the rose aphid are 1.7-3.6 mm long and green or deep pink to red-brown. The antennae and…
adult stage of the greenhouse potato aphid is rather squat, of medium size (1.8 - 3.0 mm long) and oval in shape. It has a light yellow-green to…
across the body. The antennae are 0.7-1.0 times the body length, reaching to the siphunculi. The body length is 1.2-2.3 mm. Damage symptoms Nymphs and…
organic matter. They moult and become second-instars after 2-3 weeks, and third-instars after another 3-4 weeks. Feeding continues until late autumn,…
food source. Even the winged forms can be red. Wingless potato aphids are 1.7 - 3.6 mm long, elongated, with a dark longitudinal stripe running along…
can oviposit for the first time). After mating the females lay their small (~1 mm long), white, sausage-shaped eggs (singly, or in bunches of 25–30)…
occurring between 25–30°C. The small (1.2 mm), white eggs will only hatch if they remain moist, and creamy-white larvae (3–9 mm long) with a single…
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