Ecological characteristics of old|growth Douglas|fir forests

Ecological characteristics of old-growth Douglas-fir forests.

Most differences can be related to four key structural components of old growth: large live trees, large snags, large logs on land, and large logs in streams.

Ecological characteristics of old-growth Douglas-fir forests

Old-growth coniferous forests differ significantly from young-growth forests in species composition, function (rate and paths of energy flow ...

175 to 250 years - H.J. Andrews Experimental Forest

Ecological characteristics of old-growth Douglas-fir forests. USDA For. Serv. Gen. Tech. Rep. PNW-118, 48 p. Pac. Northwest. For. and ...

characteristics of old-growth douglas-fir forests

Old-growth forests in the Douglas-fir region are distinguished primarily by several structural characteristics including a wide range of tree sizes and.

Catalog Record: Ecological characteristics of old-growth...

Ecological characteristics of old-growth Douglas-fir forests / Jerry F. Franklin ... [et al.]. ; Language(s): English ; Published: [Portland, Or.] : U.S. Dept. of ...

Ecological characteristics of old-growth Douglas-fir forests

Description: Old-growth coniferous forests differ significantly from young-growth forests in species composition, function (rate and paths of energy flow and ...

Ecological Characteristics of Old-growth Douglas-fir Forests

Title, Ecological Characteristics of Old-growth Douglas-fir Forests Volume 118 of General technical report PNW ; Contributors, Jerry F. Franklin, Pacific ...

Ecological Characteristics of Old-Growth Douglas-Fir Forests ...

Description. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

Ecological Definition for - Old-growth Douglas-fir/Tanoak/Madrone ...

Ecological characteristics of old-growth Douglas-fir forests. Gen. Tech. Rep. PNW-118. Portland, OR: Pacific Northwest Forest and Range Experiment. Station ...

Ecological characteristics of old-growth Douglas-fir forests - LTER

This material is based upon work supported by the National Science Foundation under grant DEB#1545288, 10/1/2015-9/30/19 and DEB#1929393, 09/01/ ...

Structure and Composition - Old Growth Forest Ecology

Old growth differs significantly from younger growth in structural and compositional attributes that include a multi-aged and multi-layered canopy, ...

Characteristics of Old-Growth Douglas-Firs — The Santa Cruz ...

Thus old-growth Douglas-firs are critically important in sustaining wildlife habitat in our redwood – Douglas-fir forests. Identifying Characteristics of Old- ...

Protecting old-growth forests - Douglas-Fir National Monument

Definitions of old growth vary, but it is usually characterized as having trees in a wide range of sizes, a deep canopy with many layers, presence of at least ...

Ecological characteristics of old-growth Douglas-fir forests.

Semantic Scholar extracted view of "Ecological characteristics of old-growth Douglas-fir forests." by J. Franklin et al.

Structure of early old-growth Douglas-fir forests in the Pacific ...

Compared to older (>450 years old) forests, diameter distributions exhibited similar reverse J-shapes. Tree height distributions showed that ...

Tree species and size structure of old-growth Douglas-fir forests in ...

The data were complete counts (i.e., censuses) of all live trees >20 cm diameter at breast height (dbh, measured at 1.4 m above the ground) over a mean area of ...

The story of Coastal Douglas-fir forests: An ecosystem on the edge

Over 90% of CDF forests have been logged to third rotation (meaning the third time logged since old growth was discovered by industrial saws).

Tree species and size structure of old-growth Douglas-fir forests in ...

Across all sites, Douglas-fir accounted for 79% of the total basal area (m2/ha) of all species. The average density of trees >100 cm dbh was 19 trees/ha and 90% ...

Ecological Characteristics of Old-Growth Douglas-Fir Forests By ...

Buy Ecological Characteristics of Old-Growth Douglas-Fir Forests By Jerry F Franklin. Our new books come with free US shipping on orders ...

Ecological characteristics of old-growth Douglas-fir forests - WorldCat

Ecological characteristics of old-growth Douglas-fir forests. Authors: Jerry F. Franklin, Pacific Northwest Forest and Range Experiment Station (Portland, Or).