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Tuesday, May 19, 2020 | History

2 edition of revision of the leafhoppers of the Macrosteles group (Cicadula of authors) in America north of Mexico found in the catalog.

revision of the leafhoppers of the Macrosteles group (Cicadula of authors) in America north of Mexico

Howard E. Dorst

revision of the leafhoppers of the Macrosteles group (Cicadula of authors) in America north of Mexico

by Howard E. Dorst

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  • 17 Currently reading

Published by U.S. Dept. of Agriculture in Washington, D.C .
Written in English

    Subjects:
  • Leafhoppers.

  • Edition Notes

    Statementby H.E. Dorst.
    SeriesMiscellaneous publication / United States Department of Agriculture ;, no. 271, Miscellaneous publication (United States. Dept. of Agriculture) ;, no. 271.
    Classifications
    LC ClassificationsS21 .A46 no. 271
    The Physical Object
    Pagination24 p. :
    Number of Pages24
    ID Numbers
    Open LibraryOL236905M
    LC Control Numberagr37000507
    OCLC/WorldCa12335520

    Leafhoppers are one of the most abundant groups of plant feeding insects in the world with leafhopper and planthopper species outnumbering that of all species of birds, mammals, reptiles, and amphibians combined! Many species are host specific with their names indicating their preferred host; e.g. rose leafhopper, grape leafhopper, potato leafhopper, etc. Leafhoppers are wedge shaped and vary.   How to Kill Leafhoppers. When spring arrives, many gardeners are eager to sow seeds and transplant young seedlings into the ground. Unfortunately, .

    Anufriev, G.A. () New and little known species of leafhoppers of the genus Macrosteles (Homoptera - Auchenorrhyncha) from the Soviet Far East. Zoologicheskii Zhurnal, 47 (4), 5 55–   Leafhoppers feed on a wide variety of herbaceous perennials. The aster leafhopper transmits aster yellows disease. Management. Remove weeds from adjacent areas – many weeds serve as a reservoir for leafhoppers. Contact insecticides may be used against leafhoppers, but control can be difficult because leafhoppers are very mobile.

    Leafhoppers are small, wedge-shaped hopping insects. Adults are about ¼ inch long and slender. They range in color from green to brown and yellow. They have a distinctive "sideways" walking movement and are excellent flyers. Their eyes are on the side of their head, and they have piercing mouthparts. They are found throughout home gardens. Kee Dewdney Feb Dear Tom, I must congratulate you on putting up a splendid site for insects generally, with many groups well enough represented that those of us doing broadband surveys find the galleries very frequently useful in ID work.


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Revision of the leafhoppers of the Macrosteles group (Cicadula of authors) in America north of Mexico by Howard E. Dorst Download PDF EPUB FB2

Get this from a library. A revision of the leafhoppers of the Macrosteles group (Cicadula of authors) in America north of Mexico. [Howard E Dorst; United States. Bureau of Entomology and Plant Quarantine.; United States.

Department of Agriculture.] -- In the present revision of the genus Cicadula is placed in synonymy under Thamnotettix, and the species therein contained are now placed in the. Hamilton K G A, Introduced and native leafhoppers common to the Old and New Worlds (Rhynchota: Homoptera: Cicadellidae).

Canadian Entomologist. (5), Kwon YJ, Taxonomic revision of the leafhopper genus Macrosteles Fieber of the world (Homoptera: Cicadellidae)., Cardiff, UK: University of Wales.

Numerous species of leafhoppers and planthoppers are found in Missouri, and many of them have a broad host list (for example, the potato leafhopper, Empoasca fabae, has over host plants).They feed on foliage and shoots of many different plant species by.

The grape leafhopper (Erythroneura) is a slender yellow-coloured insect with red markings and is about 3 mm long. It feeds on developing leaves and overwinters among fallen grape leaves. It is found on the grapevine, Virginia creeper, and apple tree and is controlled by spraying or dusting.

The potato leafhopper (Empoasca fabae) is a destructive potato pest that causes that plant’s leaves to. A leafhopper is the common name for any species from the family minute insects, colloquially known as hoppers, are plant feeders that suck plant sap from grass, shrubs, or trees.

Their hind legs are modified for jumping, and are covered with hairs that facilitate the spreading of a secretion over their bodies that acts as a water repellent and carrier of : Insecta.

Leafhopper damage on plants can be extensive, so learning how to kill leafhoppers in the garden and ridding lawns of leafhopper pests is important. Leafhoppers range in size from 3 to 15 mm. Their wings are positioned like a roof over their backs, and they have small spines on both hind legs.

Phyllis G. Weintraub, in Insect Pests of Potato, Leafhoppers. Leafhoppers range in size up to about 10 mm long and have five nymphal instars; all stages feed on the aerial parts of the plant, nymphs and adults feeding on the same plants.

Leafhoppers can be direct pests, such as the potato leafhopper, Empoasca fabae, or indirect pests transmitting phloem-limited bacteria such as.

Leafhoppers are common and abundant insects worldwide. They are currently placed among two families: Myerslopiidae, with only two genera, and the enormous family Cicadellidae, which, with more t described species and genera, ranks among the 10 largest insect families.

The Texas A&M AgriLife Extension notes three of the most common types -- the potato (Empoasca fabae), rose (Edwardsiana rosae) and aster (Macrosteles quadrilineatus) leafhoppers. Damage. Leafhoppers Leafhoppers are small insects (1//6 inch) that have an elongate body. The adults, which are winged, readily jump and fly from plants when disturbed.

Immature stages (nymphs) are wingless but can quite actively crawl on plants. The leafhoppers associated with. Leafhoppers (Hemiptera: Cicadellidae) are pests of many temperate crops, including grapevines (Vitis species).Uncontrolled populations can induce direct and indirect damage to crops due to feeding that results in significant yield losses and increased mortality in infected vineyards due to virus, bacteria, or phytoplasmas vectored by by: 6.

Roger Hull, in Plant Virology (Fifth Edition), B Leafhoppers and Planthoppers (Auchenorrhyncha)Unlike aphids, leafhoppers have a simple life cycle in which the egg hatches to a nymph, which feeds by sucking plant sap and passes through a number of molts before becoming an adult.

There may be one or several generations per year. Different species overwinter as the egg, as. Nephotettix spp., ‘Rice Green Leafhopper’, ‘Green Leafhopper’, ‘Nephotettix malayanus’, ‘Nephotettix virescens’ Green leafhopper.

Source: treegrow. A major feeder on rice crops, the green leafhopper is actually a range of Nephotettix species. Like so many other leafhoppers, these are carriers of. Macrosteles borealis: Macrosteles borealis: Macrosteles borealis: Aster Leafhopper - Macrosteles fascifrons: Macrosteles fascifrons: Macrosteles fascifrons.

Leafhoppers comprise a varied group of pests that damage a wide spectrum of plants, from turfgrasses and shrubs to fruits and vegetables. Some species feed only on closely related plants, but others are less selective. Leafhoppers get their name from an impressive Author: Gardentech.

This book is a collection of articles rather than a unified text on leafhoppers. I found the article on Acoustic Behavior and Plant Defensive Mechanisms to be very useful, but the articles on External Morphology and Internal Morphology were not. A good book if 3/5(1). The aster or six-spotted leafhopper, Macrosteles quadrilineatus Forbes, feeds on vegetables and annual flowers and spreads the aster yellows virus to woody plants like periwinkle and Thunbergia species.

Nymphs and adults feed on the underside of leaves. Some leafhoppers are readily attracted to lights. Leafhoppers are pests primarily because some are vectors of plant pathogens. The glassy-winged sharpshooter and the blue-green sharpshooter transmit a bacterial pathogen Xylella fastidiosa that grows in the xylem, or water-conducting tissue, of certain plant species.

COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus.

Leafhoppers will essentially pump out the host plants sap whісh thеn accumulates аrоund thе group оf leafhoppers аѕ thеу feed. Sіnсе thе sap іѕ thick аnd gooey, іt clings tо thе leafhoppers аnd forms а type оf sap оr “spittlemass” іn whісh thе nymphs thrive.

Although leafhoppers typically go unnoticed, walking through infested areas of turf grass often brings attention to these tiny insects.

Measuring only about 1/16 th of an inch, leafhopper adults are winged and capable of flying short distances when disturbed. Immature leafhoppers are wingless; they are however capable of jumping short distances when needed, hints the name leafhopper.St Petersburg, Somewhere in Between.

Krokodil. A Junk Love.Other articles where Six-spotted leafhopper is discussed: leafhopper: The six-spotted leafhopper (Macrosteles fascifrons) is greenish yellow with six black spots.

It produces several generations per year. It infects asters and other garden plants and transmits aster yellow virus, which causes excessive branching, stunted growth, and foliage to turn yellow.