Seed tree cut leaving eight trees uniformly distrubed per acre for natural regeneration of Ponderosa Pine (Pinus ponderosa), Douglas-fir (Pseudotsuga menziesii), Sugar Pine (Pinus lambertiana), California white fir (Abies concolor), and Incense-cedar (Libocedrus decurrens)in the Challeuge Experimental Forest in the northern Sierra Nevada's. Slash was windrowed and burned.
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