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Ponderosa pine at 54 years. thinned at age 43 years to 50sq.ft/acre.
Ponderosa pine at 54 years. thinned at age 43 years to 50sq.ft/acre. Taylor Woods. United States Forest Service Flagstaff.
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Soil profile - Entisol in fine sandy silt supporting 250-year ponderosa pine.
Soil profile - Entisol in fine sandy silt supporting 250-year ponderosa pine. Coconino National Forest. Flagstaff.
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Ponderosa pine thinned to 40 sq.ft/acre.
Ponderosa pine thinned to 40 sq.ft/acre. Coconino National Forest. Flagstaff Arizona
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Ponderosa pine thinned to 40 sq.ft/acre.
Ponderosa pine thinned to 40 sq.ft/acre. Coconino national Forest. Flagstaff Arizona
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Ponderosa pine thinned from 20 sq.ft./Acre to 0.
Ponderosa pine thinned from 20 sq.ft./Acre to 0. Fort valley Ext StaFlagstaff Arizona
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Old windthrow in ponderosa pine.
Old windthrow in ponderosa pine. Coconino National Forest. Flagstaff, Arizona
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Recent windthrow in ponderosa pine
Recent windthrow in ponderosa pine, Coconino National Forest. Flagstaff Arizona
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Crown deformed by mistletoe in ponderosa pine 250years.
Crown deformed by mistletoe in ponderosa pine 250years. Cocinino National Forest. Flagstaff, Arizona.
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Ponderosa pine 250 years showing ranges on health evidenced by crowns -vigorous to debility. Coconino National Forest.
Ponderosa pine 250 years showing ranges on health evidenced by crowns -vigorous to debility. Coconino National Forest. Flagstaff, Arizona
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Ponderosa pine 250 years showing ranges on health evidenced by crowns -vigorous to debility. Coconino National Forest.
Ponderosa pine 250 years showing ranges on health evidenced by crowns -vigorous to debility. Coconino National Forest. Flagstaff, Arizona
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