aquatic weed

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• Weed — /weed/, n. Thurlow /therr loh/, 1797 1882, U.S. journalist and politician. * * * Any plant growing where it is not wanted. On land under cultivation, weeds compete with crops for water, light, and nutrients. On rangelands and in pastures, weeds… …   Universalium

• Aquatic plant — Aquatic plants mdash; also called hydrophytic plants or hydrophytes mdash; are plants that have adapted to living in or on aquatic environments. Because living on or under water surface requires numerous special adaptations, aquatic plants can… …   Wikipedia

• weed mat — aquatic vegetation forming an almost complete coverage of the water surface; favoured by fish as a protected area from predators and insolation …   Dictionary of ichthyology

• weed — weed1 weedless, adj. weedlike, adj. /weed/, n. 1. a valueless plant growing wild, esp. one that grows on cultivated ground to the exclusion or injury of the desired crop. 2. any undesirable or troublesome plant, esp. one that grows profusely… …   Universalium

• weed — I. /wid / (say weed) noun 1. a plant growing wild, especially in cultivated ground to the exclusion or injury of the desired crop. 2. any useless, troublesome, or noxious plant, especially one that grows profusely. 3. Colloquial cannabis or… …  

• weed — I. noun Etymology: Middle English, from Old English wēod weed, herb; akin to Old Saxon wiod weed Date: before 12th century 1. a. (1) a plant that is not valued where it is growing and is usually of vigorous growth; especially one that tends to… …   New Collegiate Dictionary

• weed — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ annual, perennial ▪ aquatic, water ▪ noxious (esp. AmE) VERB + WEED ▪ …   Collocations dictionary

• weed infestation — užžėlimas statusas T sritis ekologija ir aplinkotyra apibrėžtis Dykviečių apaugimas žole. atitikmenys: angl. invasion by aquatic plants; overgrown; weed infestation; weed infestation of a water body vok. Verkrautung, f; Verkrautung mit… …   Ekologijos terminų aiškinamasis žodynas

• weed infestation of a water body — užžėlimas statusas T sritis ekologija ir aplinkotyra apibrėžtis Dykviečių apaugimas žole. atitikmenys: angl. invasion by aquatic plants; overgrown; weed infestation; weed infestation of a water body vok. Verkrautung, f; Verkrautung mit… …   Ekologijos terminų aiškinamasis žodynas

• weed infestation — užžėlimas statusas T sritis ekologija ir aplinkotyra apibrėžtis Vandens telkinio nuoseklus užaugimas žolėmis. atitikmenys: angl. invasion by aquatic plants; overgrown; weed infestation; weed infestation of a water body vok. Verkrautung, f;… …   Ekologijos terminų aiškinamasis žodynas

• weed infestation of a water body — užžėlimas statusas T sritis ekologija ir aplinkotyra apibrėžtis Vandens telkinio nuoseklus užaugimas žolėmis. atitikmenys: angl. invasion by aquatic plants; overgrown; weed infestation; weed infestation of a water body vok. Verkrautung, f;… …   Ekologijos terminų aiškinamasis žodynas