|
Jahr |
Veranstalter |
Ort |
Land |
| June 2026 | North Carolina State University | Blowing Rock | USA |
| Aug. 2024 | University of Copenhagen Department of Geosciences and Natural Resource Management | Kerteminde, Funen | Dänemark |
| Jun. 2022 | University of California Agriculture and natural ressources | Fallen Leaf Lake, California | USA |
| Aug. 2019 | The Quebec Institute for the Development of Ornamental Horticulture (IQDHO) | Quebec City | Canada |
|
Sep. 2017 |
Icelandic Forest Research |
Akureyri |
Island |
|
Sep. 2015 |
Norwegian Institute of Bioeconomy Research |
Honne |
Norwegen |
|
Aug. 2013 |
The Christmas Tree Research Centre of the Faculty of Agriculture at Dalhousie University |
Truro, Nova Scotia |
Canada |
|
Aug. 2011 |
Landwirtschaftskammer Niederösterreich |
Eichgraben, Niederösterreich |
Österreich |
|
Sep. 2009 |
Oregon State University Washington State University |
Corvallis, Oregon und Puyallup, Washington |
USA |
|
Aug. 2007 |
Forest and Landscape, University of Copenhagen |
Bogense, Fünen |
Dänemark |
|
Oct. 2005 |
Michigan State University |
Tustin, Michigan |
USA |
|
Sep. 2003 |
North Carolina State University |
Hendersonville, North Carolina |
USA |
|
July 2000 |
Danish Forest and Landscape Research Institute |
Vissenbjerg, Fünen |
Dänemark |
|
Sep. 1997 |
British Columbia Ministry of Forests, Research Branch |
Mesachie Lake, British Columbia |
Canada |
|
Okt. 1992 |
Oregon State University |
Silver Falls, Oregon |
USA |
|
Aug. 1989 |
Oregon State University |
Corvallis, Oregon |
USA |
|
Okt. 1987 |
Washington State University |
Puyallup, Washington |
USA |