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ouvrage
L'ouvrage est structuré en trois parties : La première, divisée en quinze chapitres, couvre la vie de David Douglas et représente en quelque sorte sa biographie écrite à partir d'une compilation des diverses sources écrites disponibles. Cette se[...]article/chapitre/communication
S. Lipow ; J. Saint Clair ; G. Johnson | 2002Recently, a group of public and private organizations responsible for managing much of the timberland in western Oregon and Washington formed the Pacific Northwest forest tree Gene Conservation Group (GCG) to ensure that the evolutionary potenti[...]congrès/colloque
congrès/colloque
R. Meurisse ; Symposium on Pacific Northwest Forest and Rangeland Soil Organism, Corvallis, USA, 17-19 March 1998 (1998; USA) ; W. Ypsilantis ; C. Seybold | 1999Soil organisms have become a focus of attention for addressing issues of soil quality and health, and ecosystem sustainability. Land managers are challenged to ensure that their actions are beneficial to belowground organisms and processes in th[...]article/chapitre/communication
W. Stein | 1995Ten-year results are presented from an operational-sized, replicated experiment in the Coast Ranges of Oregon, to determine the effects of six site preparation methods on the subsequent survival and growth of Douglas-fir and associated species. [...]rapport
K. Maas Hebner ; B. Schrader | Corvallis, USA : Oregon state university - Forest research laboratory | Research contribution 32 | 2001This annotated bibliography was compiled to provide forest managers with a comprehensive list of sources on the potential effects of silvicultural activities on wildlife and fish populations in Pacific Northwest forests. The bibliography emphasi[...]