Brown Patch

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The Experts below are selected from a list of 2784 Experts worldwide ranked by ideXlab platform

Hoyle J. - One of the best experts on this subject based on the ideXlab platform.

Hoyle, Jared A. - One of the best experts on this subject based on the ideXlab platform.

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2017 Data
    'New Prairie Press', 2018
    Co-Authors: Parsons, Linda R., Kennelly, Megan M., Shelton, Michael J., Griffin, Jason J., Hoyle, Jared A.
    Abstract:

    Research efforts to improve cultivar quality include selecting for disease resistance and stress tolerance as well as finer leaf texture, a rich green color, and better sward density. Several cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in south central Kansas during the 2017 growing season

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2012–2017 Summary Report
    'New Prairie Press', 2018
    Co-Authors: Parsons, Linda R., Kennelly, Megan M., Shelton, Michael J., Griffin, Jason J., Hoyle, Jared A.
    Abstract:

    Research efforts to improve cultivar quality include selecting for disease resistance and stress tolerance as well as finer leaf texture, a rich green color, and better sward density. Several cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in south central Kansas throughout the course of the study

Kennelly M. - One of the best experts on this subject based on the ideXlab platform.

  • Impact of Zoysiagrass and Tall Fescue Seed Mixtures on Brown Patch Severity
    'New Prairie Press', 2017
    Co-Authors: Xiang Mingying, Fry J., Kennelly M.
    Abstract:

    Earlier research has demonstrated that polystands of zoysiagrass and tall fescue can be established successfully, with the potential to provide a high-quality turfgrass stand with reduced inputs. Our objective was to determine whether mixing zoysiagrass with tall fescue will reduce Brown Patch severity while maintaining overall acceptable quality. Studies were established at the Rocky Ford Turfgrass Research Center in Manhattan, KS. In the split-plot design, natural infection by Rhizoctonia solani or a fungicide-treated control was the whole-plot treatment factor and species (tall fescue monostand and the zoysiagrass/tall fescue mixture) were subplots. During July and August 2016, when hot, humid weather triggers Brown Patch, excessive irrigation was applied to promote Brown Patch. Disease severity was measured by visual ratings and digital image analysis; number of infected leaves in each plot was recorded using a grid. The mixed stand then showed less plot area affected by Brown Patch disease compared to the monostand of tall fescue

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2016 Data
    'New Prairie Press', 2017
    Co-Authors: Parsons L., Kennelly M., Griffin J., Shelton, Michael J., Hoyle J.
    Abstract:

    Research efforts to improve cultivar quality include selecting for stress tolerance and disease resistance as well as finer leaf texture, a rich green color, and better sward density. Several cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in south central Kansas during the 2016 growing season

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2015 Data
    'New Prairie Press', 2016
    Co-Authors: Parsons L., Kennelly M., Griffin J., Hoyle J.
    Abstract:

    A number of the cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in southern Kansas during the 2015 growing season

Kennelly, Megan M. - One of the best experts on this subject based on the ideXlab platform.

  • Brown Patch Occurrence in a Zoysiagrass-Tall Fescue Polystand Compared to a Tall Fescue Monostand
    'New Prairie Press', 2018
    Co-Authors: Xiang Mingying, Fry, Jack D., Kennelly, Megan M.
    Abstract:

    Research has demonstrated that polystands of zoysiagrass and tall fescue can be established successfully, with the potential to provide a high quality turfgrass stand with reduced inputs. Our objective was to determine whether mixing zoysiagrass with tall fescue will reduce Brown Patch severity while maintaining overall accept­able quality. Studies were established at the Rocky Ford Turfgrass Research Center in Manhattan, KS. In the split-plot design, natural infection by Rhizoctonia solani or a fungicide-treated control was the whole plot treatment factor and species (tall fescue monostand and the zoysiagrass/tall fescue mixture) were subplots. During July and August 2016 and 2017, when hot, humid weather triggered Brown Patch, excessive irrigation was applied to promote Brown Patch. Disease severity was mea­sured by visual ratings and digital image analysis; number of leaves in each plot that were infected was recorded using a grid. The mixed stand then showed less plot area affected by Brown Patch disease compared to the monostand of tall fescue

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2017 Data
    'New Prairie Press', 2018
    Co-Authors: Parsons, Linda R., Kennelly, Megan M., Shelton, Michael J., Griffin, Jason J., Hoyle, Jared A.
    Abstract:

    Research efforts to improve cultivar quality include selecting for disease resistance and stress tolerance as well as finer leaf texture, a rich green color, and better sward density. Several cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in south central Kansas during the 2017 growing season

  • 2012 National Turfgrass Evaluation Program Tall Fescue Test: 2012–2017 Summary Report
    'New Prairie Press', 2018
    Co-Authors: Parsons, Linda R., Kennelly, Megan M., Shelton, Michael J., Griffin, Jason J., Hoyle, Jared A.
    Abstract:

    Research efforts to improve cultivar quality include selecting for disease resistance and stress tolerance as well as finer leaf texture, a rich green color, and better sward density. Several cultivars included in the 2012 National Turfgrass Evaluation Program Tall Fescue Test performed well and showed good Brown Patch resistance in south central Kansas throughout the course of the study

Hong Luo - One of the best experts on this subject based on the ideXlab platform.

  • expression of a novel antimicrobial peptide penaeidin4 1 in creeping bentgrass agrostis stolonifera l enhances plant fungal disease resistance
    PLOS ONE, 2011
    Co-Authors: Man Zhou, Chinfu Chen, Hong Luo
    Abstract:

    Background: Turfgrass species are agriculturally and economically important perennial crops. Turfgrass species are highly susceptible to a wide range of fungal pathogens. Dollar spot and Brown Patch, two important diseases caused by fungal pathogens Sclerotinia homoecarpa and Rhizoctonia solani, respectively, are among the most severe turfgrass diseases. Currently, turf fungal disease control mainly relies on fungicide treatments, which raises many concerns for human health and the environment. Antimicrobial peptides found in various organisms play an important role in innate immune response. Methodology/Principal Findings: The antimicrobial peptide - Penaeidin4-1 (Pen4-1) from the shrimp, Litopenaeus setiferus has been reported to possess in vitro antifungal and antibacterial activities against various economically important fungal and bacterial pathogens. In this study, we have studied the feasibility of using this novel peptide for engineering enhanced disease resistance into creeping bentgrass plants (Agrostis stolonifera L., cv. Penn A-4). Two DNA constructs were prepared containing either the coding sequence of a single peptide, Pen4-1 or the DNA sequence coding for the transit signal peptide of the secreted tobacco AP24 protein translationally fused to the Pen4-1 coding sequence. A maize ubiquitin promoter was used in both constructs to drive gene expression. Transgenic turfgrass plants containing different DNA constructs were generated by Agrobacterium-mediated transformation and analyzed for transgene insertion and expression. In replicated in vitro and in vivo experiments under controlled environments, transgenic plants exhibited significantly enhanced resistance to dollar spot and Brown Patch, the two major fungal diseases in turfgrass. The targeting of Pen4-1 to endoplasmic reticulum by the transit peptide of AP24 protein did not significantly impact disease resistance in transgenic plants. Conclusion/Significance: Our results demonstrate the effectiveness of Pen4-1 in a perennial species against fungal pathogens and suggest a potential strategy for engineering broad-spectrum fungal disease resistance in crop species.