Search results
Results from the WOW.Com Content Network
The adults of Eriosoma lanigerum are small to medium-sized aphids, [4] up to 2mm long, and have an elliptical shape, are reddish brown to purple in colour but the colour is normally hidden by the white cotton-like secretion from the specialised glands in the aphid's abdomen which gives it the common name of woolly apple aphid.
The life cycle of some species involves an alternation between two species of host plants, ... Woolly Aphids on Apple tree branch. Many aphid species are monophagous ...
The woolly apple aphid, Eriosoma lanigerum is a widespread pest of fruit trees, feeding principally on apple, but also, pears, hawthorn, ash, alders, elms and oaks. Gall making species include Melaphis rhois and Pemphigus spp. Further minor damage can be caused by the honeydew that woolly aphids
For premium support please call: 800-290-4726 more ways to reach us
Aphelinus mali is a parasitoid wasp that exploits the woolly apple aphid (Eriosoma lanigerum), a pest of apple trees. [1] It is native to the northeastern United States but has been introduced to other parts of the world as a biological pest control agent.
Rhopalosiphum oxyacanthae, commonly known as the apple-grass aphid (and sometimes referred to as the apple-grain aphid [2]) is a species of aphid in the phylum Arthropoda. This species is considered a pest in agriculture and has a wide distribution around the world. These aphids can be commonly found on the fruits of apples and other such ...
Melaphis rhois is an aphid species first identified by Asa Fitch in 1866. [1] Known as the staghorn sumac aphid, it is the only species in the genus Melaphis. [2] It is a type of woolly aphid and one of the few aphids that induce the formation of galls. [3]: 758
Eriosoma americanum (C.V.Riley, 1879) [1] — woolly elm aphid; Eriosoma anncharlotteae Danielsson, 1979; Eriosoma flavum Jancke, 1930; Eriosoma grossulariae (Schüle, 1887) Eriosoma lanigerum (Hausemann, 1802) — woolly apple aphid; Eriosoma lanuginosum (Hartig, 1839) Eriosoma patchiae (Börner & Blunck, 1916)