Full TGIF Record # 319939
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Web URL(s):https://wsweedscience.org/wp-content/uploads/WSWS-Proceedings-2021-Corrected.pdf#page=20
    Last checked: 06/23/2023
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    Notes: Item is within a single large file
Publication Type:
i
Report
Content Type:Abstract or Summary Only
Author(s):Van Wychen, Lee; Hand, Lavesta C.
Author Affiliation:Van Wychen: Weed Science Society of America, Alexandria, VA; Hand: University of Georgia, Tifton, GA
Title:2020 survey results for the most common and troublesome weeds in grass crops, pasture and turf
Column Name:Education and regulatory
Other records with the "Education and regulatory" Column
Section:Poster session
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Meeting Info.:March 1-4, 2021
Source:Western Society of Weed Science Annual Meeting 2021. Vol. 74, March 2021, p. 8-9.
Publishing Information:Westminster, Colorado: Western Society of Weed Science
# of Pages:2
Related Web URL:https://wssa.net/wssa/weed/surveys/
    Last checked: 06/30/2022
    Notes: Weed survey data
Abstract/Contents:"The 2020 Weed Survey conducted by the Weed Science Society of America surveyed weed science members for the most common and troublesome weeds in the following grass crops: 1) corn (Zea mays); 2) rice (Oryza sativa); 3) sorghum (Sorghum bicolor); 4) turf; 5) pastures, rangeland, or other hay; 6) spring cereal grains; and 7) winter cereal grains. Common weeds refer to the weeds you most frequently see while troublesome weeds are the most difficult to control, but might not be widespread. There were 317 total survey responses from the U.S. and Canada, of which 115 were from the following 19 Western Society of Weed Science (SWSS) states and provinces: Alaska, Alberta, Arizona, Colorado, Hawaii, Idaho, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, Saskatchewan, South Dakota, Texas, Washington, and Wyoming. There were no survey responses from British Columbia, California, or Utah. The following weed survey results are specific for the WSWS states and provinces. In corn, the top three most common weeds were 1) Setaria spp.; 2) kochia (Bassia scoparia); and 3) Palmer amaranth (Amaranthus palmeri); and the most troublesome weeds were 1) kochia; and 2) a tie between Palmer amaranth and waterhemp (Amaranthus tuberculatus). In sorghum, the top three most common and most troublesome weeds were 1) kochia; 2) Palmer amaranth; and 3) johnsongrass (Sorghum halepense). In turf, the top three most common weeds were 1) Digitaria spp.; 2) annual bluegrass (Poa annua); and 3) dandelion (Taraxacum officinale); and the most troublesome weeds were a three-way tie among annual bluegrass; Digitaria spp. And Cyperus spp. In pastures, rangeland, and other hay, the top three most common and most troublesome weeds were 1) Bromus spp.; 2) Canada thistle (Cirsium arvense); and 3) musk thistle (Carduus nutans). In spring cereal grains, the top three most common weeds were 1) Brassicaceae spp.; and 2) a tie between common lambsquarters (Chenopodium album) and wild oat (Avena fatua); and the most troublesome weeds were 1) kochia; 2) wild oat; and 3) Setaria spp. In winter cereal grains, the top three most common weeds were 1) Bromus spp.; 2) Brassicaceae spp.; and 3) kochia; and the most troublesome weeds were: 1) Bromus spp.; 2) field bindweed (Convolvulus arvensis); and 3) a tie among 9 Italian ryegrass (Lolium perenne L. ssp. multiflorum), jointed goatgrass (Aegilops cylindrica), and cereal rye (Secale cereale). Among all grass crops in the WSWS states and provinces, the top three most common weeds were 1) Bromus spp.; 2) kochia; and 3) Brassicaceae spp.; and the most troublesome weeds were: 1) Bromus spp.; 2) kochia; and 3) a tie between Canada thistle and johnsongrass. The 2020 weed survey data is available at: www.wssa.net/wssa/weed/surveys/."
Language:English
References:0
See Also:Related item appears in Abstracts of the Annual Meeting of the Weed Science Society of America, 2021, p. 33, R=329646. R=329646

Related item appears in Proceedings of the Southern Weed Science Society 74th Annual Meeting, Vol. 74 2021, p. 65, R=319791. R=319791

Related item appears in Proceedings of the Sixth Annual Meeting of the Northeastern Plant, Pest, and Soils Conference, Vol. 6 2021, p. 61, R=329640. R=329640
Note:This item is an abstract only!
ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete):
Van Wychen, L., and L. C. Hand. 2021. 2020 survey results for the most common and troublesome weeds in grass crops, pasture and turf. Proc. West. Soc. Weed Sci. 74:p. 8-9.
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https://wsweedscience.org/wp-content/uploads/WSWS-Proceedings-2021-Corrected.pdf#page=20
    Last checked: 06/23/2023
    Requires: PDF Reader
    Notes: Item is within a single large file
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