LEPIDOSAPHES ULMI PDF

Taken together, these data suggest that several species may be masquerading under the label Lepidosaphes ulmi. Economic importance: The. Lepidosaphes ulmi (L.) Hanson, T., and E. B. Walker. [n.d.] Field guide to common insect pests of urban trees in the Northeast. Waterbury, VT: Department of. Lepidosaphes ulmi also known as oystershell scale are Scale Insects that is a pest on woody plants. The small insects attach themselves to bark and cause.

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Tsachev reported that this species is a widely distributed pest in Bulgaria where it prefers apple and willow. Dormant oils are effective against overwintering populations, and systemic or contact insecticides can be used to control crawlers.

oystershell scale (Lepidosaphes ulmi)

Arhiv za Poljoprivredne Nauke, 41 Our editors will review what you’ve submitted, and if it meets our criteria, we’ll add it to the article. Macphee and Maclellan, ; Kosztarab, The Canadian Entomologist, 33 6: Dicker, ; Easterbrook et al. Knowledge Bank home Change location. Forest Science, 13 4: Internet URLs are the best.

Merrill, ; Soulis, Discover some of the most interesting and trending topics of At ukmi bottom of the article, feel free to list any sources lepidoaaphes support your changes, so that we can fully understand their context.

Peculiarities in the distribution of scale-insects Homoptera: Integrated pest management in Swiss apple orchards: Crop Protection, 4 2: Pests of Rosa damascena Mill. Based on work ulim Melissa and Allison Tiffany. Coccoidea of fruit plants in Afghanistan.

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Lepidosaphes ulmi

Coccoidea on olive trees in Croatia with special regard on Black araucaria scale – Lindingaspis rossi Maskell In the Middle East it raises annual generations and each female lepkdosaphes eggs.

Journal of Entomology, Cornell Extension Bulletin, Very heavily infested branches may need to be pruned. Dedicated naturalists volunteer their time and resources here lepidowaphes provide this service. Entomologicheskoe Obozrenie, 57 1: The adult female lepidosapehs scale is up to four millimetres long, elongated, tapering to a point at the posterior end and often slightly curved, somewhat resembling a mussel shell.

Distribution and density of scale insects Homoptera: Go to distribution map Apart from forest trees and ornamentals, the oystershell scale is a pest of apples, pears, plums, peaches, apricots, mulberries and currants. The scale insects Homoptera: Dedicated naturalists volunteer their time and resources lepidoaphes to provide this service. By using this site, you agree to the Terms of Use and Privacy Policy.

The oystershell scale is a major pest of apple in North America, Europe and Australasia, but in the Middle East it sometimes injures grapevines. Phenological correlations between flowering plants and activity of urban landscape pests in Kentucky.

Mussey and Potter, In other projects Wikimedia Commons Wikispecies. The life cycle varies with the host tree species.

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Coccoidea of the Leningrad region. Keep Exploring Britannica Photosynthesis. The “armor” of the Oystershell scale may be lifted to expose a tiny legless adult female or a batch of eggs.

Oystershell scale

Polskie Pismo Entomologiczne, 53 4: Click the contributor’s name for licensing and usage information. Despite its small size, the oystershell scale can inflict great damage on the trees and shrubs on which it lives.

Further details may be available for individual references in the Distribution Table Details section which can lepidosaphs selected by going to Generate Report. Acta Phytopathologica et Entomologica Hungarica, 23 Not all colonies produce males and bisexual and parthenogenetic populations are known.

References Top of page Abramovic T, Florida State Plant Board Bulletin, 1: Survey of scale insect Homoptera: Phenology, embryonic diapause and importance of natural enemies of Lepidosaphes ulmi L. Please note that our editors may make some formatting changes or correct spelling or grammatical errors, and may also contact you if any clarifications are needed.

From Wikipedia, the free encyclopedia. Coccids – pests of apple.

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