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  • Response of Roughstalk Bluegrass (Poa trivialis L.) to Waterlogging Stress

    Creator:
    Liu, Mingyang
    Abstract:
    Roughstalk bluegrass (Poa trivialis L.) (RB) is a weed species that increased very quickly in grass seed production fields of the Willamette Valley. The invasion of RB in grass seed crops often occurs in waterlogged soils. In waterlogged areas, RB exhibited better competitiveness and had greater population densities than other...
    Resource Type:
    Dissertation
    Full Text:
    Silberstein 2012). The Willamette Valley of Oregon produces nearly two- thirds of the cool-season grass seed