couch grass

(redirected from Agropyron repens)
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Related to Agropyron repens: couch grass, Twitch grass

couch grass,

name for several grasses, among them quack grassquack grass
or couch grass,
Old World perennial grass (Agropyron repens), now widely distributed and in the United States a troublesome weed. It somewhat resembles a beardless wheat and has creeping, yellowish rootstalks, the joints of which, even though
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.

couch grass

a grass, Agropyron repens, with a yellowish-white creeping underground stem by which it spreads quickly: a troublesome weed
References in periodicals archive ?
Bromus inermis L., Agropyron Agropyron repens, Bromus in-
In unfertilized plots, I used three forb (Solidago rigida, Lespedeza capitata, Liatris aspera, and Achillea millefolium) and four graminoid species (Agropyron repens, Poa pratensis, Schizachyrium scoparium, and Cyperus sp.).
Baccharidetum salicifoliae es una comunidad de 2 metros de altura, exigente en humedad y desarrollada en suelos limosos y no salinos, como lo demuestralapresencia de Solidago chilensis, Sorghum halepensis y Agropyron repens (Conticello et al., 2002; Galan de Mera et al., 2004).
Growth and development of quackgrass (Agropyron repens) biotypes.
Effect of fall frost on the activity of glyphosate on alfalfa (Medicago sativa) and quackgrass (Agropyron repens).
In the current successional landscape of southwest Michigan, upland herbaceous old fields are typically dominated by introduced grasses such as Bromus inermis and Agropyron repens, which are capable of invading and dominating old fields shortly after abandonment from agriculture (Tilman and Wedin 1991, Foster 1992).
Cytogenetics of Elymus angustus and its hybrids with Elymus giganteus, Elymus cinereus, and Agropyron repens. Bot.
A preliminary vegetation survey in 1991 showed that the pasture was a mixture of [approximately equal to]10 [C.sub.3] species including grasses (e.g., Poa pratensis, Phleum pratense, Agropyron repens), dicots (e.g., Plantago major, Polygonum sp., Taraxacum officinale) and a legume (Trifolium repens).
Environmental control of bud and rhizome development in the seedling of Agropyron repens. Can.
On average across all treatments, the most abundant species were Agropyron repens, Poa pratensis, Schizachyrium scoparium, and Andropogon gerardi.