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Search results 9

How to recognize blister rust infection on whitebark pine [microform] / Ray J. Hoff (Research note INT ; 406)

How to recognize blister rust infection on whitebark pine [microform] / Ray J. Hoff (Research note INT ; 406)
Microform図書
1992<YCA-A 13.79:INT-406>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Research Statio...

Susceptibility of ponderosa pine to western gall rust within the middle Columbia River system / R.J. Hoff (Research paper INT ; 416)

Susceptibility of ponderosa pine to western gall rust within the middle Columbia River system / R.J. Hoff (Research paper INT ; 416)
Microform図書
1990<YCA-A 13.78:INT-416>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Research Statio...

Differential susceptibility of ponderosa pine to the gouty pitch midge (Cecidomyia piniinopis) / R.J. Hoff (Research paper INT ; 399)

Differential susceptibility of ponderosa pine to the gouty pitch midge (Cecidomyia piniinopis) / R.J. Hoff (Research paper INT ; 399)
Microform図書
1989<YCA-A 13.78:INT-399>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Research Statio...

Silvics of whitebark pine (Pinus albicaulis) / Stephen F. Arno, Raymond J. Hoff (General technical report INT ; 253)

Silvics of whitebark pine (Pinus albicaulis) / Stephen F. Arno, Raymond J. Hoff (General technical report INT ; 253)
Microform図書
1989<YCA-A 13.88:INT-253>
National Diet Library
  • Author HeadingArno, Stephen F Hoff, R. J. (Raymond J.) Intermountain Research Statio...

Susceptibility of ponderosa pine to the needle cast fungus Lophodermium baculiferum / R.J. Hoff (Research paper INT ; 386)

Susceptibility of ponderosa pine to the needle cast fungus Lophodermium baculiferum / R.J. Hoff (Research paper INT ; 386)
Microform図書
1988<YCA-A 13.78:INT-386>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Research Statio...

Susceptibility of inland Douglas-fir to Rhabdocline needle cast / Ray J. Hoff (Research note INT ; 375)

Susceptibility of inland Douglas-fir to Rhabdocline needle cast / Ray J. Hoff (Research note INT ; 375)
Microform図書
1987<YCA-A 13.79:INT-375>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Research Statio...

Susceptibility of pine populations to western gall rust--central Idaho / R.J. Hoff (Research note INT ; 354)

Susceptibility of pine populations to western gall rust--central Idaho / R.J. Hoff (Research note INT ; 354)
Microform図書
1986<YCA-A 13.79:INT-354>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) United States. Forest Service...

Resistance to Cronartium ribicola in Pinus monticola : higher survival of infected trees / R.J. Hoff (Research note INT ; 343)

Resistance to Cronartium ribicola in Pinus monticola : higher survival of infected trees / R.J. Hoff (Research note INT ; 343)
Microform図書
1984<YCA-A 13.79:INT-343>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Forest and Rang...

Short internodes in western white pine / R.J. Hoff, R.J. Steinhoff (Research note INT ; 344)

Short internodes in western white pine / R.J. Hoff, R.J. Steinhoff (Research note INT ; 344)
Microform図書
1984<YCA-A 13.79:INT-344>
National Diet Library
  • Author HeadingHoff, R. J. (Raymond J.) Intermountain Forest and Rang...

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