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Multiple-resistant Italian ryegrass (Lolium perenne spp. multiflorum) populations in Oregon

Creator:

Liu, Mingyang

Abstract:

Italian ryegrass (Lolium perenne spp. multiflorum) is a common weed management problem in turfgrasses, cereals and non-crop areas in the United States. In Oregon, the number of populations with multiple-resistance continues to increase. To manage these resistant populations, the resistance patterns must be determined. In this study, five Italian ryegrass...

Resource Type:

Masters Thesis

Full Text:

herbicides. The CT population accumulated less shikimate than the S population. There were two mutations in
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:

. Armstrong W, Aeration in higher plants. Adv. Bot. Res. 7:225–332, 1979. Armstrong W, MT Healy, S Lythe
Effect of organic production system and harvest date on the quality of blackberry fruit for fresh and processed markets

Creator:

Liu, Mingyang

Abstract:

Blackberry (Rubus sp.) fruit are a good source of phenolic compounds and anthocyanins, and are consumed in fresh and processed forms. Though organic products become more popular, limited information is available about how different organic production methods affect the post-harvest quality of blackberry fruit. The objective of this project was...

Resource Type:

Masters Thesis

Full Text:

Aertsens J, Verbeke W, Mondelaers K, Van Huylenbroeck G (2009) Personal determinants of organic food