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Publication Type:
| Report |
Content Type: | Abstract or Summary only |
Author(s): | Henderson, L. K.;
Taylor, J. M.;
Coats, G. E. |
Author Affiliation: | Mississippi State University |
Title: | Broadleaf weed control in bermudagrass (Cynodon dactylon) rights-of-way |
Meeting Info.: | Charlotte, NC: January 18-20, 1993 |
Source: | Southern Weed Science Society Proceedings. Vol. 46, 1993, p. 372. |
Publishing Information: | Champaign, IL: Southern Weed Science Society. |
# of Pages: | 1 |
Keywords: | TIC Keywords: Cynodon dactylon; Broadleaf weed control; Roadside turf; Herbicide application; Sulfometuron; 2,4-D; Geranium carolinianum; Vicia sativa; Trifolium aureum
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Abstract/Contents: | "Rates and application dates of herbicides were evaluated for broadleaf weed control and bermudagrass density on highway rights-of-way in Mississippi. Herbicide rates ranged from 0.25 to 2.0 oz pr/A of Oust (sulfometuron) in 0.25 oz/A increments, 32 oz pr/A Dacamine (2,4-D), and 1.0 and 1.5 oz/A Oust combined with 32 oz/A Dacamine. Herbicides were applied in October, November, December, or March with weed control and bermudagrass density evaluations in April. Oust at > or = 1.75 oz/A controlled Carolina geranium (Geranium carolinianum L.) > or = 76%, common vetch (Vicia sativa L.) > or = 85%, and hop clover (Trifolium aureum Pollich) > or = 87% when applied at any date. Highest Carolina geranium control was 88%. October applications required > or = 75% with > or = 0.5 oz/A Oust within all application dates. Control of hop clover was > or = 85% with > or = 0.5oz/A Oust across all application dates. The 32 oz/A Dacamine rate, when applied in October, resulted in less control (< or = 80%) of Carolina geranium, hop clover, and common vetch than the most effective Oust treatment (90%). Dacamine resulted in equivalent control (> or = 76%) of all species to the best treatment of Oust alone with November through March applications of 1.5 or 1.0 oz/A Oust + 32 oz/A Dacamine resulted in > or = 83% control of Carolina geranium, hop clover, and common vetch. Generally, no differences were observed in bermudagrass density with the October through December applications of > or = 0.25 oz/A Oust. The March applications, applied at the beginning of spring growth, delayed canopy development, resulting in less bermudagrass compared to fall applications." |
Language: | English |
References: | 0 |
See Also: | Other items relating to: 2, 4 - D in Turf |
Note: | This item is an abstract only! |
| ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete): Henderson, L. K., J. M. Taylor, and G. E. Coats. 1993. Broadleaf weed control in bermudagrass (Cynodon dactylon) rights-of-way. South. Weed Sci. Soc. Proc. 46:p. 372. |
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| MSU catalog number: SB 611 .S6 v.46 |
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