Age structure models of balsam fir and eastern hemlock
JM Hett, OL Loucks - The Journal of Ecology, 1976 - JSTOR
… Hemlock is a preferred deer-browse species and has suffered great … -west, but in Menominee
County all-aged stands with good reproduction can be found. The Gardner Dam stand in …
County all-aged stands with good reproduction can be found. The Gardner Dam stand in …
Wood density of young-growth western hemlock: relation to ring age, radial growth, stand density, and site quality
DS DeBell, R Singleton, BL Gartner… - Canadian Journal of …, 2004 - cdnsciencepub.com
… to density–age trajectories for western hemlock trees on the … growth hemlock (Jozsa and
Middleton 1994), the transition age … g/cm3 — to the mean density–age trajectory for trees in our …
Middleton 1994), the transition age … g/cm3 — to the mean density–age trajectory for trees in our …
Structural characteristics of old‐growth hemlock‐hardwood forests in relation to age
LE Tyrrell, TR Crow - Ecology, 1994 - Wiley Online Library
… To test the null hypothesis that the tree diameter distribution of old-growth hemlock stands
is independent of stand age, we compared each of the 25 stands' tree diameter distributions to …
is independent of stand age, we compared each of the 25 stands' tree diameter distributions to …
Growth and yield of all-aged Douglas-fir western hemlock forest stands: a matrix model with stand diversity effects
J Liang, J Buongiorno… - Canadian Journal of …, 2005 - cdnsciencepub.com
… and yield of all-aged Douglas-fir – western hemlock stands west of the Cascade Mountains
in … In the process, we report on the effects of tree and stand characteristics, including stand …
in … In the process, we report on the effects of tree and stand characteristics, including stand …
[图书][B] Yield of even-aged stands of western hemlock
GH Barnes - 1962 - books.google.com
… low at ages of less than 100 years, and too high at ages of … -western hemlock areas is that
increase of height with age … were needed for stands predominantly hemlock and for stands …
increase of height with age … were needed for stands predominantly hemlock and for stands …
Forest stand structure and pattern of old-growth western hemlock/Douglas-fir and mixed-conifer forests
… To assess the effect of fire suppression on species composition and size, we aged 500 …
Groundlevel stump cross sections or “cookies” were cut, sanded, and independently aged by two …
Groundlevel stump cross sections or “cookies” were cut, sanded, and independently aged by two …
Fire‐mediated pathways of stand development in Douglas‐fir/western hemlock forests of the Pacific Northwest, USA
AJ Tepley, FJ Swanson, TA Spies - Ecology, 2013 - Wiley Online Library
… This study uses forest stand- and age-structure data from 124 stands in the central …
development in our study area and more broadly in the Douglas-fir/western hemlock region of the …
development in our study area and more broadly in the Douglas-fir/western hemlock region of the …
Within-crown foliar plasticity of western hemlock, Tsuga heterophylla, in relation to stand age
… six different positions within the crowns of western hemlock, Tsuga heterophylla Raf.) Sarg.,
… crown position, in relation to stand age. Trees were sampled from three stands, all of which …
… crown position, in relation to stand age. Trees were sampled from three stands, all of which …
Stand development in a 130-year-old spruce-hemlock forest based on age structure and 50 years of mortality data
PA Harcombe - Forest Ecology and Management, 1986 - Elsevier
… Age distribution of western hemlock and its relation to Roosevelt elk … Northwest Sci., 57
: 249--255. … Yield of even-aged stands of Sitka spruce and western hemlock. USDA Tech…
: 249--255. … Yield of even-aged stands of Sitka spruce and western hemlock. USDA Tech…
Crown stratification by species in even-aged mixed stands of Douglas-fir–western hemlock
CA Wierman, CD Oliver - Canadian Journal of Forest Research, 1979 - cdnsciencepub.com
… mixed with western hemlock in coastal Washington, USA Douglas-fir was thought to be older;
however, this study suggests that it outgrows and dominates hemlock of the same age after …
however, this study suggests that it outgrows and dominates hemlock of the same age after …
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