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单词 glyphosate
释义 glyphosate, n. Agric. and Hort.|ˈglaɪfəseɪt|
[f. glycine n. + phospho- + -ate4.]
A non-selective systemic herbicide, particularly effective against perennial weeds, and used (in solution or as the isopropylamine salt) in various commercial weedkillers; N-(phosphonomethyl) glycine, C3H8NO5P .
1972B.S.I. News May 31/1 Glyphosate.1977N.Z. Jrnl. Agric. Jan. 52/3 Glyphosate became available for restricted use in New Zealand in 1975.1979Radio Times 25 Aug. 13/1 Either pick out the perennial weed roots by hand or spray with total weedkillers like glyphosate.1985Gardening from ‘Which?’ Aug. 270/1 If the soil surface is level..and does not need digging, use a systemic herbicide containing glyphosate.1991New Scientist 27 July 54/1 Glyphosate, which binds tightly to soil particles, naturally degrades within weeks..into materials naturally abundant in soils.
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