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Growth of ponderosa pine thinned to different stocking levels in central Oregon [microform] : 30-year results / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-508)

Growth of ponderosa pine thinned to different stocking levels in central Oregon [microform] : 30-year results / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-508)
Microform図書
1999<YCA-A 13.78:PNW-RP-508>
National Diet Library
  • Author HeadingCochran, P. H Barrett, James W. (James Willis) , 1922- Pacific Northwest Research St...

Thirty-five-year growth of ponderosa pine saplings in response to thinning and understory removal [microform] / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-512)

Thirty-five-year growth of ponderosa pine saplings in response to thinning and understory removal [microform] / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-512)
Microform図書
1999<YCA-A 13.78:PNW-RP-512>
National Diet Library
  • Author HeadingCochran, P. H Barrett, James W. (James Willis) , 1922- Pacific Northwest Research St...

Thirty-five-year growth of thinned and unthinned ponderosa pine in the Methow Valley of northern Washington [microform] / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-502)

Thirty-five-year growth of thinned and unthinned ponderosa pine in the Methow Valley of northern Washington [microform] / P.H. Cochran and James W. Barrett (Research paper PNW ; RP-502)
Microform図書
1998<YCA-A 13.78:PNW-RP-502>
National Diet Library
  • Author HeadingCochran, P. H Barrett, James W. (James Willis) , 1922- Pacific Northwest Research St...

Ponderosa pine managed-yield simulator : PPSIM users guide / Donald J. DeMars and James W. Barrett (General technical report PNW-GTR ; 203)

Ponderosa pine managed-yield simulator : PPSIM users guide / Donald J. DeMars and James W. Barrett (General technical report PNW-GTR ; 203)
Microform図書
1987<YCA-A 13.88:PNW-GTR-203>
National Diet Library
  • Author HeadingDeMars, Donald J Barrett, James W. (James Willis) , 1922- Pacific Northwest Research St...

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