Full TGIF Record # 94990
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Web URL(s):http://www.newss.org/proceedings/proceedings_2004_vol58.pdf#page=117
    Last checked: 07/23/2013
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Publication Type:
i
Report
Content Type:Abstract or Summary only
Author(s):Borger, J.; Watschke, T.
Author Affiliation:Penn State University, University Park, Pennsylvania
Title:Broadleaf weed control in 2003
Section:Turfgrass and plant growth regulators section
Other records with the "Turfgrass and plant growth regulators section" Section
Meeting Info.:Marriott Cambridge Center, Cambridge, Massachusetts: January 5-8, 2004
Source:Proceedings: NortheasternWeed Science Society. Vol. 58, 2004, p. 117.
Publishing Information:Ithaca, NY: Northeastern Weed Science Society
# of Pages:1
Keywords:TIC Keywords: Broadleaf weed control; Herbicide efficacy; Herbicide evaluation; Herbicide trials; Weed control
Abstract/Contents:"The first study was conducted on a mature stand of perennial ryegrass (Lolium perenne L.) at the Valentine Turfgrass Research Center, Penn State University, University Park, PA. The test site was mowed at 1.5 inches and irrigated to prevent wilt. The objective of the study was to determine the efficacy of selected broadleaf herbicides for the control of dandelion (Taraxacum officinale), buckhorn plantain (Plantago lanceolata), and white clover (Trifolium repens). This study was a randomized complete block design with three replications. All of the treatments were applied on June 5, 2003 using a three foot CO2 powered boom sprayer calibrated to deliver 40 GPA using two, flat fan, 11004 nozzles at 40 PSI. The individual plot size was 30 square feet [.] Control of individual weed species was rated on August 4. The best control of dandelion occurred as a result of applications of Velocity, Velocity and Drive 75 DF plus MSO at 1.0% v/v, and Drive 75DF plus MSO at 1.0% v/v with 2,4-D (3.8L) at 1.0 lb ai/A. Most treatments provided good control to excellent control of white clover, the exception being QuickSilver T&O (1.9EW) at 0.019 lbs ai/A, Chaser 2, and QuickSilver T&O (1.9EW). and MacroSorb Foliar at 2 oz/M. Although the addition of 2 oz/M of MacroSorb Foliar tended to improve the control from QuickSilver T&O. QuickSilver T&O and Drive 75DF did not provide good control of buckhorn plantain. However, when Drive 75DF plus MSO at 1.0% v/v was combined with Velocity, the control of buckhorn plantain was complete. The second study was conducted on a mature mixed stand of perennial ryegrass (Lolium perenne L.), Kentucky bluegrass (Poa pratensis) and fine fescue (Festuca spp.) on a home lawn in Julian, PA. The objective of the study was to determine the efficacy of selected broadleaf weed herbicides for the control of ground ivy (Glechoma hederacea). Although there were many types of broadleaf weeds in the stand they were not uniform enough to evaluate control on a species by species basis. The term "other weed" (used in this abstract) thus refers to buckhorn plantain, common plantain (Plantago major), dog fennel (Anthemis cotula), slender speedwell (Veronica filiformis), wild violet (Viola supp.), wild strawberry (Fragaria virginiana), yellow woodsorrel (Oxalis stricta), white clover, dandelion, yellow hawkweed (Hieracium pretense), mouse ear chickweed (Cerastium vulgatum), thymeleaf speedwell (Veronica serpyllifolia), healall (Prunella vulgaris), wild carrot (Daucus carota), and yarrow (Achillea millefolium) that were present at the time of the herbicide application. The study was a randomized complete block design with three replications. All of the treatments were applied on June 25, 2003 using a three foot CO2 powered boom sprayer calibrated to deliver 40 GPA using two, flat fan, 11004 nozzles at 40 PSI. Each plot was rated for ground ivy cover and other weed cover prior to treatment. The site was mowed at two inches with a rotary mower with clippings returned. The site was not irrigated. All of the treatments except QuickSilver provided excellent control of ground ivy (>90%). Control of the other weed population present to an acceptable degree (>80%) was only attained from the application of Confront and Trimec Classic. Drive plus 2,4-D plus MSO, QuickSilver plus Trimec Classic, and Speed Zone alone did not exhibit acceptable broadleaf spectrum control for the weeds found on this experimental site."
Language:English
References:0
Note:This item is an abstract only!
ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete):
Borger, J., and T. Watschke. 2004. Broadleaf weed control in 2003. Proc. Annu. Meet. Northeast. Weed Sci. Soc. 58:p. 117.
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Web URL(s):
http://www.newss.org/proceedings/proceedings_2004_vol58.pdf#page=117
    Last checked: 07/23/2013
    Requires: PDF Reader
    Notes: Item is within a single large file
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MSU catalog number: SB 610 .N62 v. 57
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