Search Results - "Olsen, J.L."

Evolution and diversification within the intertidal brown macroalgae Fucus spiralis/F. vesiculosus species complex in the North Atlantic by Coyer, J.A., Hoarau, G., Costa, J.F., Hogerdijk, B., Serrão, E.A., Billard, E., Valero, M., Pearson, G.A., Olsen, J.L.

“…[Display omitted] ► Three distinct genetic entities of F. spiralis were recovered. ► Mid- Fsp-Low and high-intertidal Fsp-High co-occurred with F. vesiculosus…”
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economic evaluation of the impact of eastern filbert blight resistant hazelnut cultivars in Oregon, USA by Julian, J, Seavert, C, Olsen, J.L

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Genomic scans detect signatures of selection along a salinity gradient in populations of the intertidal seaweed Fucus serratus on a 12km scale by Coyer, J.A, Hoarau, G, Pearson, G, Mota, C, Jüterbock, A, Alpermann, T, John, U, Olsen, J.L

“…Detecting natural selection in wild populations is a central challenge in evolutionary biology and genomic scans are an important means of detecting allele…”
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Foliar fertilizers on hazelnuts in Oregon, USA by Olsen, J.L, Cacka, J.F

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Establishing and producing hazelnuts in the Willamette Valley -- standard versus double density by Julian, J, Seavert, C, Olsen, J.L

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Population structure of plaice ( Pleuronectes platessa L.) in northern Europe: a comparison of resolving power between microsatellites and mitochondrial DNA data by Hoarau, G, Piquet, A.M.-T, van der Veer, H.W, Rijnsdorp, A.D, Stam, W.T, Olsen, J.L

“…We used Single Strand Conformation Polymorphism (SSCP) of mtDNA control region to assess the population structure of the flatfish Pleuronectes platessa…”
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current status of the newly invasive hazelnut aphid in Oregon hazelnut orchards by Walton, V.M, Chambers, U, Olsen, J.L

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Chestnut Production in the Northwestern United States by Olsen, J.L

“…The chestnut ( Castanea Mill.) industry in the northwestern United States is in its relative infancy, with most orchards being less than 10 years of age…”
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Oregon State University's Integrated Pest Management Program for the Oregon Hazelnut Industry by Olsen, J.L

“…Oregon State University (OSU) developed an integrated pest management (IPM) program for hazelnut ( Corylus avellana .) in the early 1980s, through a USDA…”
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420 Integrating Extension Field Faculty Into Academic Homes: The Oregon State University Experience by Olsen, J.L, Boyer, C.D

“…In 1993, then OSU President John Byrne declared that: “All Extension Service faculty, county agents as well as specialists, will be assigned academic colleges,…”
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Glacial refugia and recolonization pathways in the brown seaweed Fucus serratus by HOARAU, G, COYER, J.A, VELDSINK, J.H, STAM, W.T, OLSEN, J.L

“…The last glacial maximum (20 000-18 000 years ago) dramatically affected extant distributions of virtually all northern European biota. Locations of refugia…”
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Hazelnut Pollination by Olsen, J.L, Mehlenbacher, S.A, Azarenko, A.N

“…Hazelnuts are wind-pollinated, monoecious, mostly dichogamous, and self-incompatible of the sporophytic type. About 90% of the cultivars studied are…”
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Hazelnut Pollination by Olsen, J.L, Mehlenbacher, S.A, Azarenko, A.N

“…Hazelnuts, ( Corylus avellana L.), are wind-pollinated, monoecious, mostly dichogamous, and self-incompatible. About 90% of the cultivars studied are…”
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Quantification of algal endosymbionts (Symbiodinium) in coral tissue using real-time PCR by MIEOG, J.C, VAN OPPEN, M.J.H, BERKELMANS, R, STAM, W.T, OLSEN, J.L

“…Understanding the flexibility of the endosymbioses between scleractinian corals and single-cell algae of the genus Symbiodinium will provide valuable insights…”
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Low effective population size and evidence for inbreeding in an overexploited flatfish, plaice (Pleuronectes platessa L.) by Hoarau, G, Boon, E, Jongma, D.N, Ferber, S, Palsson, J, Veer, H.W. van der, Rijnsdorp, A.D, Stam, W.T, Olsen, J.L

“…)…”
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Hybridization and introgression in a mixed population of the intertidal seaweeds Fucus evanescens and F. serratus by COYER, J.A, HOARAU, G, STAM, W.T, OLSEN, J.L

“…The introduced Fucus evanescens (hermaphroditic) and the native F. serratus (dioecious) have been in secondary contact along the Danish coast of the Kattegat…”
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Temporal changes in allele frequencies but stable genetic diversity over the past 40 years in the Irish Sea population of thornback ray, Raja clavata by Chevolot, M, Ellis, J R, Rijnsdorp, A D, Stam, W T, Olsen, J L

“…Rays and skates are an unavoidable part of the by-catch in demersal fisheries. Over the past 40 years, the thornback ray (Raja clavata) has decreased in…”
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Expressed sequence tag-derived polymorphic SSR markers for Fucus serratus and amplification in other species of Fucus by COYER, J.A, HOARAU, G, BESZTERI, B, PEARSON, G, OLSEN, J.L

“…The seaweed genus Fucus is a dominant component of intertidal shores throughout the North Atlantic and North Pacific and has been the focus of considerable…”
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Eelgrass Meadows in the California Channel Islands and Adjacent Coast Reveal a Mosaic of Two Species, Evidence for Introgression and Variable Clonality by Coyer, J.A, Miller, K.A, Engle, J.M, Veldsink, J, Cabello-Pasini, A, Stam, W.T, Olsen, J.L

“…BACKGROUND AND AIMS: Seagrasses are important facilitator species in shallow, soft-bottom marine environments worldwide and, in many places, are threatened by…”
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Population structure and historical demography of the thorny skate (Amblyraja radiata, Rajidae) in the North Atlantic by Chevolot, M, Wolfs, P.H.J, Palsson, J, Rijnsdorp, A.D, Stam, W.T, Olsen, J.L

“…Population genetic structure of the thorny skate (Amblyraja radiata) was surveyed in >300 individuals sampled from Newfoundland, Iceland, Norway, the Kattegat…”
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