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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
Ponderosa pine thinned to 40 sq.ft/acre.
Ponderosa pine thinned to 40 sq.ft/acre. Coconino national Forest. Flagstaff Arizona
Ponderosa pine thinned to 40 sq.ft/acre.
Ponderosa pine thinned to 40 sq.ft/acre. Coconino National Forest. Flagstaff Arizona
The Fight for Gay Rights Canada Timeline
A timeline of gay rights in Canada from 1965-2003 produced by CBC
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.
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.
Dense control in 54-year-old ponderosa pine Base Area 150sq.ft./acre. person is Gil Schubert.
Dense control in 54-year-old ponderosa pine Base Area 150sq.ft./acre. person is Gil Schubert. Taylor Woods, United States Department of Agriculture Flagstaff
250-year ponderosa pine with younger 54-year-old natural regeneration.
250-year ponderosa pine with younger 54-year-old natural regeneration. Coconino National Forest. Flagstaff
Dense control in 54-year-old ponderosa pine Base Area 150sq.ft./acre. person is Gil Schubert.
Dense control in 54-year-old ponderosa pine Base Area 150sq.ft./acre. person is Gil Schubert. Taylor Woods, United States Department of Agriculture Flagstaff