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Vydavateľ = "U S Department of Agricultural Forest Service Pacific Northwest Research Station"
- A Year in Review for the Pacific Northwest Research Station 1994. Long Version
Portland : U.S.Department of Agricultural, Forest Service, Pacific Northwest Research Station , 1995. - 74 s.: obr.
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1, z toho voľných 1 - Instar Development of the Douglas-Fir Tussock Moth in Relation to Field Temperatures. Research Note PNW-RN-512
Beckwith Roy C.
Grimble David G.
Weatherby Julie C.
Portland : U.S.Department of Agricultural, Forest Service, Pacific Northwest Research Station , 1993. - 4 s.: 1 obr., 1 tab.
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1, z toho voľných 1