Browse Items (4334 total)
- Collection: Ken Armson fonds
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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
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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
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54-year-old natural regeneration of ponderosa pine.
54-year-old natural regeneration of ponderosa pine. Coconino National Forest Flagstaff
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54-year stand with 5-year-old regeneration after cut in 1967.
54-year stand with 5-year-old regeneration after cut in 1967. Coconino National Forest Flagstaff
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54-year stand with 5-year-old regeneration after cut in 1967.
54-year stand with 5-year-old regeneration after cut in 1967. Coconino Nat.Forest Flagstaff
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5-year-old regeneration browsed by elk
5-year-old regeneration browsed by elk N.B. elk pellets. Coconino National Forest Flagstaff
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Fire (week before photo) in open-grown ponderosa pine
Fire(week before photo) in open-grown ponderosa pine. Sunset Crater, Flagstaff
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Modified Bracke with packing wheels.
Modified Bracke with packing wheels. Chapleau
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Clearcut (170 acres), 1973, seeded to jack pine with Bracke in June 1975 at $24/acre. N.B. heavy slash.
Clearcut (170 acres), 1973, seeded to jack pine with Bracke in June 1975 at $24/acre. N.B. heavy slash. Chapleau
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Cutover seeded with jack pine in 1955. Now Seed Production Area(SPA).20 years old. Person is Tony O'Donnell.
Cutover seeded with jack pine in 1955. Now Seed Production Area(SPA). 20 years old. Person is Tony O'Donnell. Sheraton Township. Timmins
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