- alder blight
- nouna disease of alders caused by the woolly alder aphid (a plant louse)• Topics: ↑plant, ↑flora, ↑plant life• Hypernyms: ↑blight
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noun
Useful english dictionary. 2012.
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nounUseful english dictionary. 2012.
Intramolecular Diels-Alder Cycloaddition — The basic Diels Alder reaction is the reaction between a diene and a dienophile to form a cyclic ring structure through the formation of new double bond and two new sigma bonds. The reaction was discovered in 1928 by Otto Paul Hermann Diels and… … Wikipedia
plant life — noun (botany) a living organism lacking the power of locomotion • Syn: ↑plant, ↑flora • Derivationally related forms: ↑floral (for: ↑flora), ↑plantal ( … Useful english dictionary
Fagales — ▪ plant order Introduction beech order of dicotyledonous woody flowering plants, comprising nearly 1,900 species in 55 genera. Members of Fagales represent some of the most important temperate deciduous or evergreen trees of both hemispheres,… … Universalium
Chestnut — For other uses of chestnut , see Chestnut (disambiguation). For other uses of chinquapin or chinkapin , see Chinquapin (disambiguation). Chestnut Sweet Chestnut Castanea sativa Scientific clas … Wikipedia
woolly aphid — noun secretes a waxy substance like a mass of fine curly white cotton or woolly threads • Syn: ↑woolly plant louse • Hypernyms: ↑aphid • Hyponyms: ↑woolly apple aphid, ↑American blight, ↑Eriosoma lanigerum, ↑ … Useful english dictionary
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
Erith — infobox UK place country = England map type = Greater London region= London population= official name= Erith latitude= 51.4763 longitude= 0.1681 london borough= Bexley constituency westminster= Erith Thamesmead constituency westminster1=… … Wikipedia
Second College Grant, New Hampshire — Second College Grant is a township located in Coos County, New Hampshire, United States. The area of this township is owned and controlled by Dartmouth College. As of the 2000 census, the grant had a total population of 0. Trails and cabins are… … Wikipedia
Phytophthora — Taxobox name = Phytophthora image width = 250px image caption = Phytophthora porri on leek ( Allium porrum ) domain = Eukaryota regnum = Chromalveolata phylum = Heterokontophyta classis = Oomycetes ordo = Peronosporales familia = Pythiaceae|… … Wikipedia
Sudden oak death — acutie Oak Decline 240px Canker on an infected oak Scientific classification Domain: Eukaryota Kingdom: Chromalveolata … Wikipedia