单词	switchgrass
释义	switchgrass noun switch·​grass ˈswich-ˌgras  : a tall North American panic grass (Panicum virgatum) that is used for hay and forage Example Sentences Recent Examples on the Web By planting wild indigo, gray birch, and switchgrass, his goal was to take a chunk of the Catskills and put it on his roof. The Editors, Outside Online, 10 Nov. 2020 University of York biologists Neil Bruce and Liz Rylott and their colleagues altered a switchgrass variety to carry two genes from a bacterium that produces enzymes capable of reducing RDX into harmless components. Susan Cosier, Scientific American, 19 July 2021 The team mapped the genomes of more than 700 different switchgrass plants. Lee Roop | Lroop@al.com, al, 12 Feb. 2021 This relies on harvesting new carbon-sucking crops like switchgrass for fuel, then capturing the resulting emissions through machines that filter out emissions from where the power is generated. Kate Aronoff, The New Republic, 24 Dec. 2020 For success, head downwind of a switchgrass field, CRP field, conifers, or a ridge. Outdoor Life, 20 Oct. 2020 Charging into the bluestem, Indiangrass and switchgrass that flourishes where corn and soybeans once grew, the two canines scoured the thick cover for pheasants. Star Tribune, 10 Oct. 2020 Mechanized farms in places such as the U.S. corn belt could integrate perennial grasses, notably switchgrass and miscanthus. Eric Toensmeier, Scientific American, 1 Aug. 2020 Unsurprisingly, the study found that using cropland or former pasture produced a much clearer carbon benefit than converting forest for switchgrass agriculture. Scott K. Johnson, Ars Technica, 27 Aug. 2020 See More Word History Etymology alteration of quitch (grass) First Known Use 1840, in the meaning defined above
随便看	have got to go have had it have half a mind have half an eye on have hysterics have ice water in her veins have in common have in mind have in one's possession have in the palm of one's hand have issues have it have it coming have it coming (to one) have it coming to one have it good have it in for have it in mind have it in one have it made have it made in the shade have it on excellent authority have it on good authority have it on good/excellent authority have it one's (own) way

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