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phylloxera

XDict

n. 木虱,葡萄虫

PyDict

木虱,葡萄虫

WordNet (r) 3.0 (2006) (WordNet)

Phylloxera
n 1: type genus of the Phylloxeridae: plant lice [synonym:
{Phylloxera}, {genus Phylloxera}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Phylloxera \Phyl`lox*e"ra\, n. [NL., fr. Gr. fy`llon leaf
xhro`s dry.]
1. (Zool.) A small hemipterous insect ({Phylloxera
vastatrix}) allied to the aphids. It attacks the roots and
leaves of the grapevine, doing great damage, especially in
Europe.
[1913 Webster]

Note: It exists in several forms, some of which are winged,
other wingless. One form produces galls on the leaves
and twigs, another affects the roots, causing galls or
swellings, and often killing the vine.
[1913 Webster]

2. The diseased condition of a vine caused by the insect just
described.
[1913 Webster]

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Phylloxera - Wikipedia
Phylloxera has a complex life-cycle of up to 18 stages, that can be divided into four principal forms: sexual form, leaf form, root form, and winged form The sexual form begins with male and female eggs laid on the underside of young grape leaves
What is Grape Phylloxera | Wine Folly
Phylloxera is a microscopic louse or aphid, that lives on and eats roots of grapes It can infest a vineyard from the soles of vineyard worker’s boots or naturally spreading from vineyard-to-vineyard by proximity
What Is Phylloxera and How Did It Change Wine Forever? - SOMM TV
What Is Phylloxera and How Did It Change Wine Forever? Phylloxera, or grape phylloxera, is a devastating vineyard disease caused by the tiny insect Daktulosphaira vitifoliae These minuscule yet menacing agents of destruction are aphids and belong to the family Phylloxeridae
Grape Phylloxera Grape Agriculture: Pest Management Guidelines UC . . .
Grape phylloxera is a tiny aphidlike insect that feeds on roots of Vitis vinifera grape and certain rootstocks, stunting growth of vines or killing them
Phylloxera: A Grape Pest - SDSU Extension
Some grape growers may notice that some of their shoots have bumpy growths on the bottom of new leaves These bumps are galls caused by the grape phylloxera, an aphid-like insect
What Is Phylloxera And Why Is It Important? - terravenos. com
Phylloxera is an aphid-like insect (a louse) that feeds on grapevine roots, killing the grapevine The insect traveled from Eastern North America to Europe, devastating vineyards in the late 1800s
Managing Grapevine Phylloxera | Purdue University Facts for Fancy Fruit
Phylloxera is an aphid-like insect that is native to the Eastern US It has two distinct life forms: the root form, which feeds on the roots, can stunt growth and eventually lead to vine death
What Is Phylloxera? (2023) - WinePros
Phylloxera (also known as grape phylloxera) is a tiny (less than 1 mm) insect pest that lives and feeds on vine roots The insects are wingless and could be yellow-brown in color, pear or oval-shaped, or aphid-like
Phylloxera – Western Colorado Insects
Grape phylloxera (Daktulosphaira vitifoliae) is an insect that is related to aphids There are two forms of this pest, a more serious and damaging form that feeds on roots of grape plants and a less serious form that feeds on leaves that causes leaf galls to develop
Grape Phylloxera | Oklahoma State University - OSU Extension
All stages of this insect feed exclusively on grapes Phylloxera feeding causes gall formation on leaf and root tissue These formations can eventually result in rotting of the root, yellowing of the grape foliage and a general overall decline in plant vigor

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