(1982). Effectiveness of thinning ponderosa pine stands in reducing mountain pine beetle-caused tree losses in the Black Hills, preliminary observations / W.F. McCambridge and R.E. Stevens.
Tohutoru Kātū Chicago (17th ed.)Effectiveness of Thinning Ponderosa Pine Stands in Reducing Mountain Pine Beetle-caused Tree Losses in the Black Hills, Preliminary Observations / W.F. McCambridge and R.E. Stevens. 1982.
Tohutoro MLA (9th ed.)Effectiveness of Thinning Ponderosa Pine Stands in Reducing Mountain Pine Beetle-caused Tree Losses in the Black Hills, Preliminary Observations / W.F. McCambridge and R.E. Stevens. 1982.
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