Full TGIF Record # 311120
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DOI:10.1002/cft2.20022
Web URL(s):https://acsess.onlinelibrary.wiley.com/doi/10.1002/cft2.20022
    Last checked: 07/24/2020
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https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/cft2.20022
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Publication Type:
i
Refereed
Author(s):Peppers, John M.; Harris, James; McElroy, J. Scott
Author Affiliation:Department of Crop, Soil and Environmental Sciences, Auburn University, Auburn, AL
Title:Response of St. Augustinegrass cultivars to pinoxaden alone and in combination with select fungicides
Section:Applied turfgrass science
Other records with the "Applied turfgrass science" Section
Source:Crop, Forage and Turfgrass Management. Vol. 6, No. 1, 2020, p. [1-7].
Publishing Information:Madison, Wisconsin: American Society of Agronomy and Crop Science Society of America
# of Pages:7
Keywords:TIC Keywords: Chlorothalonil; Cynodon dactylon; Fungicide combinations; Golf greens; Pinoxaden; Propiconazole; Stenotaphrum secundatum; Tank mix; Zoysia
Cultivar Names:Classic; Floratam; Palmetto; Raleigh
Abstract/Contents:"Pinoxaden is a herbicide inhibiting acetyl coenzyme A carboxylase recently introduced for use in turfgrass. Currently, pinoxaden is labeled for use in all bermudagrass [Cynodon dactylon (L.) Pers.] and zoysiagrass (Zoysia spp.) turfgrass areas except putting greens. However, pinoxaden is only labeled for use in St. Augustinegrass [Stenotaphrum secundatum (Walter) Kuntze] sod production because of injury concerns. Tank mixtures of two or more herbicides can reduce injury to turfgrass species. Injury reduction can also occur when fungicides are tank-mixed with herbicides. Research was conducted between 2018 and 2019 to determine the effect that pinoxaden alone and tank mixtures of pinoxaden with one of two common fungicides, chlorothalonil and propiconazole, would have on four different cultivars of St. Augustinegrass: Classic, Floratam, Palmetto, and Raleigh. At the conclusion of the study, we determined that there is differential susceptibility to pinoxaden between cultivars of St. Augustinegrass and that both chlorothalonil and propiconazole have a safening effect on pinoxaden applications to St Augustinegrass, regardless of cultivar. The cultivars Classic and Raleigh were more susceptible to pinoxaden than Floratam and Palmetto. All four cultivars were less susceptible to pinoxaden when chlorothalonil and propiconazole were applied in combination with pinoxaden. These results suggest that pinoxaden can be applied in a tank mixture with either chlorothalonil or propiconazole to reduce pinoxaden injury to St. Augustinegrass. However, the effect that these tank mixtures may have on weed control is currently unknown."
Language:English
References:15
Note:Pictures, color
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ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete):
Peppers, J. M., J. Harris, and J. S. McElroy. 2020. Response of St. Augustinegrass cultivars to pinoxaden alone and in combination with select fungicides. Crop, Forage and Turfgrass Management. 6(1):p. [1-7].
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DOI: 10.1002/cft2.20022
Web URL(s):
https://acsess.onlinelibrary.wiley.com/doi/10.1002/cft2.20022
    Last checked: 07/24/2020
    Access conditions: Item is within a limited-access website
https://acsess.onlinelibrary.wiley.com/doi/epdf/10.1002/cft2.20022
    Last checked: 07/24/2020
    Requires: PDF Reader
    Access conditions: Item is within a limited-access website
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