clover aphid

clover aphid
noun
: a common aphid (Nearctaphis bakeri) chiefly of western and northwestern United States that in early spring feeds on apple and later on clover to which it is often very destructive

Useful english dictionary. 2012.

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  • yellow clover aphid — noun : a plant louse (Therioaphis trifolii) that occurs in many parts of the United States and is especially destructive to alfalfa in the southwestern states …   Useful english dictionary

  • aphid — aphidian /euh fid ee euhn/, adj., n. aphidious, adj. /ay fid, af id/, n. any of numerous tiny soft bodied insects of the family Aphididae of worldwide distribution, that suck the sap from the stems and leaves of various plants, some developing… …   Universalium

  • spotted alfalfa aphid — noun : a highly destructive Old World aphid (Therioaphis maculata) established in warmer areas of the United States that causes yellowing and stunting of infested plants and especially alfalfa by injecting a toxic saliva while feeding * * * a… …   Useful english dictionary

  • pea aphid — noun : a widely distributed aphid (Acyrthosiphon pisum) that is a serious pest on legumes (as alfalfa, pea, clover, vetch) * * * a large green aphid, Acyrthosiphon pisum, that is a pest of peas, clovers, alfalfa, and similar plants and occurs… …   Useful english dictionary

  • Hop clover — Hop Hop, n. [OE. hoppe; akin to D. hop, hoppe, OHG. hopfo, G. hopfen; cf. LL. hupa, W. hopez, Armor. houpez, and Icel. humall, SW. & Dan. humle.] 1. (Bot.) A climbing plant ({Humulus Lupulus}), having a long, twining, annual stalk. It is… …   The Collaborative International Dictionary of English

  • pea aphid — noun Date: 1925 a widely distributed aphid (Acyrthosiphon pisum) that is a serious pest on legumes (as alfalfa, pea, and clover) …   New Collegiate Dictionary

  • spotted alfalfa aphid — a pale yellowish aphid, Therioaphis maculata, of the southern U.S., esp. west of the Mississippi River, that is marked with black spots and has fine spines on its back: a pest mainly of alfalfa and some other legumes, as clover. [1955 60] * * * …   Universalium

  • spotted alfalfa aphid — noun a yellow green aphid, Therioaphis trifolii, with rows of spots across the body; a pest of lucerne or clover; accidentally introduced into Australia from the Mediterranean and the Middle East …  

  • Tree clover — Tree Tree (tr[=e]), n. [OE. tree, tre, treo, AS. tre[ o], tre[ o]w, tree, wood; akin to OFries. tr[=e], OS. treo, trio, Icel. tr[=e], Dan. tr[ae], Sw. tr[ a], tr[ a]d, Goth. triu, Russ. drevo, W. derw an oak, Ir. darag, darog, Gr. dry^s a tree,… …   The Collaborative International Dictionary of English

  • Agriculture in the United Kingdom — A combine harvester in Scotland Agriculture in the United Kingdom uses around 71% of the country s land area and contributes about 0.6% of its gross value added. The UK produces less than 60% of the food it eats and the industry s share of the… …   Wikipedia

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