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Schmid, J.M.Edminster, C.B.Mata, S.A.[Periodic annual increment in basal area and diameter growth in partial cut stands of ponderosa pine]Periodic annual increment in basal area and diameter growth in partial cut stands of ponderosa pine
Schmid, J.M.Martinez, M.H.Mata, S.A.Troendle, C.A.[Net precipitation within small group infestations of the mountain pine beetle]Net precipitation within small group infestations of the mountain pine beetle

Reports of larch dwarf mistletoe parasitizing alpine larch are based on two collections of this host/parasite combination made by J.R. Weir in Montana during the early 1900s. Examination of host material from these collections indicates that the host is western larch, not alpine larch as previous...


Mathiasen, R.L.Carlson, C.E.Geils, B.W.Hawksworth, Frank G.[Larch dwarf mistletoe not found on alpine larch]Larch dwarf mistletoe not found on alpine larch
Autor: Grubb, T.G.

A technique for using natural materials to build artificial nests for bald eagles (Haliaeetus leucocephalus) and other raptors is detailed. Properly constructed nests are as permanently secured to the nest tree or cliff substrate as any eagle-built nest or human-made platform. Construction normal...


Grubb, T.G.[Constructing bald eagle nests with natural materials]Constructing bald eagle nests with natural materials

Age structure in a stand of very old-age Engelmann spruce is described. The site is at 3,505 m near treeline in the Fraser Experimental Forest in central Colorado. The site contains the oldest Engelmann spruce trees yet reported in the literature; the oldest tree is at least 852 years of age.


Crown, P.M.Brown, C.C.Mata, S.A.McClain, D.L.Shepperd, W.D.[Oldest known engelmann spruce]Oldest known engelmann spruce
Orr, H.K.VanderHeide, T.[Water yield characteristics of three small watersheds in the Black Hills of South Dakota]Water yield characteristics of three small watersheds in the Black Hills of South Dakota

Rating scales provide an efficient and widely used means of recording judgments. This paper reviews scaling issues within the context of a psychometric model of the rating process, describes several methods of scaling rating data, and compares the methods in terms of the assumptions they require ...


Brown, T.C.Daniel, T.C.[Scaling of ratings: concepts and methods]Scaling of ratings: concepts and methods

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