September 18, 2020   |   by admin

Preferred Scientific Name; Aphis pomi. Preferred Common Name; apple aphid. Taxonomic Tree; Domain: Eukaryota; Kingdom: Metazoa. back to HYPP Zoology home page. Aphis pomi de Geer Aphis mali F., Aphidula pomi, Doralis pomi. Insecta, Homoptera, Aphididae. On apple and other fruit trees, A. pomi causes loose or slight curling of leaves. Aphids colonize young growth and are generally restricted to the tips of young.

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The pest also transmits a plant virus. Conservation biological control of spirea aphid, Aphis spiraecola Hemiptera: Distribution Maps of Pests, No. Bugguide is hosted by: On apple and other fruit trees, A. From Wikipedia, the free encyclopedia.

Aphid Ecology An optimization approach: Morphological differentiation between Aphis spiraecola and Aphis pomi Homoptera, Aphididae. Considering all the aphid species together, ants had a net positive effect on aphid abundance, which was consequently considered harmful for the plant.

Meena and Gautam, Continuing to use www. Aphidoletes aphidimyza tended to aggregate oviposition in high-density aphid colonies, but this aggregation resulted in predation that was only very weakly spatially density dependent. Aphids of the Rocky Mountain Region.

Best results in fruit-bearing orchards can be obtained when the trees are sprayed prior to blooming; seedlings should be treated when are seen per terminal branch. Most of the current economic thresholds were found to be unsatisfactory. Taxonomic Tree Top of page Domain: Datasheet Aphis pomi apple aphid.

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Aphis pomi (apple aphid)

The length of the female body is 1. Aphids on the World’s Crops. Reliable estimates of the aphid population over an entire tree can be made from sampling only those areas of the tree reachable from the ground. In the spring the emerging aphids reproduce by a;his till autumn, when males and sexual females appear and mate.

Environmental Entomology, 13 2: Eight years’ experiences of IPM in Hungarian apple orchards. Traditional biological control release of predators has been attempted.

The two pictures below show southern wood ants Formica rufa tending Aphis pomi on hawthorn Crataegus. This has a wide range of host plants and a faster rate of reproduction than A.

We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. Morphological differentiation between Aphis spiraecola and Aphis pomi Homoptera: Entomologia experimentalis et Applicata 75 1 Florida Entomologist, 73 4: Ppmi infestation, especially of young trees, can lead to stunting, and in extreme cases to the shedding of leaves: Iranian Journal of Plant Protection Science, 42 2: Meena Kumari; Gautam DC, This aphos was found in apjis earliest colonies sampled each season and was present throughout the growing season.

The presence of the ants is beneficial to the aphids as the ants deter and remove predators that might feed on the aphids; these include the larvae of the midge Aphidoletes aphidimyza and parasitoids which lay their eggs in the aphid nymphs. Sexual forms occur in autumn and after mating the females lay sometimes large egg masses on the twigs.


Studies have shown that direct feeding reduces chlorophyll content and photosynthesis of apple leaves Kaakeh et al. First record of the adventive oriental aphid Schizaphis piricola Matsumura, Hemiptera, Aphididae in Europe. The population was highest in the control and was twice as high on Cortland as on Red Delicious.

Aphidoletes aphidimyza Rondani Diptera: Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Aphis pomi

Comparative morphology of the male genitalia of Aphididae Insecta, Hemiptera. The economic importance of this pest in the Middle East has declined in recent years due to being displaced by the spirea aphid, Aphis spiraecola Patch. In our experience Formica ants provide a better level of protection to aphids than Lasius niger ants, at least against predators, and we have found some very large colonies of Aphis pomi in these situations.

Overwintering eggs hatch in spring and the aphids colonise the growing tips of the shoots causing the edges of the leaves to curl. Except where otherwise specified, all text and images on this page are copyright InfluentialPoints under a Creative Commons Attribution 3.