2 edition of Predicted total-tree biomass of understory hardwoods found in the catalog.
Predicted total-tree biomass of understory hardwoods
Douglas R Phillips
by U.S. Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station in Asheville, N.C
Written in English
|Series||Research paper SE -- 223|
|Contributions||Southeastern Forest Experiment Station (Asheville, N.C.)|
|The Physical Object|
|Pagination||22 p. :|
|Number of Pages||22|
UBC biomass gasification combined heat and power demonstration project. Forest & Wood Processing Residues I: Small-Scale Saavy: Community and Small-Scale Biomass Heating Projects: International Biomass Conference & Expo., May , St. Louis, Missouri. Beaty, R.M. and Taylor, A.H. Based on this, fairly small sample regression analyses are carried out and final biomass equations that give the single-tree biomass as a function of easy-to-measure tree parameters (e.g., diameter at cm, m, and/or 7-m height, crown diameter, or total tree height) are selected In the second phase, a large set of sample trees is assessed.
The average biomass of primary forest was kg / tree (fresh weight) and kg/ individual (dry weight). Based on food plant density by individuals/ha (Kwatrina et al., ) and wide of primary forest was 6, ha (Kuswanda, ), the total of plant leaves biomass was 2,, kg (wet weight) or 1,, kg (dry weight). Biomass-dimension relationships of understory vegetation in relation to site and stand age. Alemdag, I.S. Total tree and merchantable stem biomass equations for Ontario hardwoods. Canadian Forest Service, Petawawa Nat. Forest Inst., Chalk River, ON. J.K. and Johnston, C.M. Surface fuel loadings and predicted fire behavior.
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Additional Physical Format: Online version: Phillips, Douglas R. Predicted total-tree biomass of understory hardwoods. Asheville, N.C.: Southeastern Forest.
Tree habits; how to know the hardwoods, (Washington, D. C., American Nature Association, [c]), by Joseph S. Illick (page images at HathiTrust) Trade issues related to forest products [microform]: hearing before the Subcommittee on Forests, Family Farms, and Energy of the Committee on Agriculture, House of Representatives, One Hundredth.
Biomass estimates are required for reporting carbon, assessing feedstock availability, and assessing forest fire threat. We developed diameter- and height-based biomass equations for Western hemlock (Tsuga heterophylla (Raf.) Sarg.) and red alder (Alnus rubra Bong.) trees in Western Oregon.
A system of component biomass equations was fitted simultaneously with a constrained seemingly unrelated Cited by: 7. With increasing stand age, the proportion of stem biomass to total tree biomass increased from % in the year-old stand to % in the year-old stand, and the proportion of understory.
Final report submitted to the U.S. Environmental Protection Agency, Research Triangle Park, NC. Peet, R.K. The measurement of species diversity. Annual Review of Ecological Systems Phillips, D. Predicted total-tree biomass of understory hardwoods. Several factors can affect the remote sensing-based AGB estimation, such as insufficient sample data, atmospheric conditions, complex biophysical environments, scale of the study area, availability of software, spatial resolution of remotely sensed data, or mixed pixels, among others [6, 10].In order to introduce different approaches that have been developed to reduce the uncertainties Cited by: 5.
The total forest biomass density estimates for determined by the application of the national biomass estimator allometric equations was Mg ha −1, which was a much lower value for the total tree biomass than the values obtained using Methods A and B (Table 2 and Table 3). The differences occurred in both the pine plantation group and Author: Doug P.
Aubrey, John I. Blake, Stan J. Zarnoch. ChenQQCSB_Aboveground biomass and corresponding carbon sequestration ability of four major forest types in south Content available from Shenglei Fu: 00bcepdf. The maximum understory carbon density is predicted to occur when the plot contains no trees greater than cm in diameter, and ranges from to t C ha −1, depending on forest type.
The minimum understory carbon density values are predicted to be % of the tree carbon density; this minimum occurs in mature stands with high tree Cited by: predicting total tree biomass and biomass of foliage, live and dead cones, dead branches, branch bark, bole wood; based on interior Alaska data Norum [ ] provides adjustment factors for winds at midflame height ( feet ( m)) for use in Rothermel's [ ] fire behavior prediction system.
The global distribution range of D. pierrei is decreasing (Farjon and Filer, ; Norton et al., ) ().As part of our ongoing research effort, the Bawangling National Nature Reserve (°03'∼°17′E, 18°57'∼19°11′N), the Jianfengling National Forest Park (°39'∼°24′E, 18°24'∼18°58′N), the Diaoluoshan National Forest Park (°43'∼°03′E, 18°43'∼18 Cited by: 4.
Title: Relationships between coastal Douglas-fir stand biomass and stand characteristics: Creator: Wong, Ann Yone: Date Issued: Description: The purpose of the study was to investigate how the above-ground tree biomass components (stem, branches, and foliage) and the ratios between these biomass components change with age, site quality, initial spacing, and total stand volume.
We ran each simulation for years, averaging tree abundances over the final years to yield relativebiomass values at each of the grid points. The relative tree abundances for six tree taxa (spruce, pine, birch, oak, fir, and maple) were then mapped along with simulated total tree biomass.
This banner text can have markup. web; books; video; audio; software; images; Toggle navigation. After maple biomass reached this level, growth was higher where the laurel understory was intact (Fig. A similar regression revealed that total tree growth (i.e., all tree species combined) in the pine gaps was higher until tree biomass reached g-m~2, which corresponded to saplings with a mean DBH of mm (R2 - ).
This is a list of peer-reviewed journal articles and book chapters authored by TNC staff, including links to pdf versions where available.
Click an article's title for more information. To submit additions or corrections, or to report problems using this site, please email us. Regression models predic 85, and 72 percent reductions in average biomass per plant of broom when grown with approximately plants/m2 of bentgrass, wildrye, and fescue, respectively.
Bentgrass and wildrye were more competitive than fescue because of their early-season depletion of soil water and rapid development of cover. Seven obvious microscale and mesoscale patterns are reported for one or both of these species (1) a failure to successfully colonize branches occurring below the upper limit of the winter snowpack (2) an occurrence in much lower abundance over the outer, foliated portions of branches than over the inner, defoliated portions of the same branches.
I. III. References Summary Humans have long utilized resources from all forest biomes, but the most indelible anth Cited by: geospatial analysis of vegetative characteristics associated with red-cockaded woodpecker habitat in a pine flatwoods ecosystem by douglas o.
shipley a thesis presented to the graduate school of the university of florida in partial fulfillment of the requirements for the degree of master of science university of florida page 2.
Whispers from the Ghosting Trees. A guest post by Gail Zawacki, who blogs at Wit's End. While we hustle busily through the necessities of our lives, wrapped up in our daily preoccupations - .This process has been demonstrated by a study in which entire eastern white pine trees in Ontario, Canada were destructively sampled; researchers found that mature 65 year old trees contained 69% of their total biomass in their stem while only 25% of total tree biomass was in the stems of 2 year old trees (Peichl and Arain ).Title: Nutrition and fertilization response: a case study using hybrid poplar: Creator: Zabek, Lisa M.
Date Issued: Description: Three hybrid poplar (Populus trichocarpa x Populus deltoides) plantations on the east side of Vancouver Island were fertilized with N, Nand P, and N, P, and K at the beginning of the third growing season, followed by fertilization with N in the fourth growing Cited by: 6.