Diameter growth of subtropical trees in Puerto Rico / Thomas J. Brandeis.

Author/creator Brandeis, Thomas James
Other author United States. Forest Service. Southern Research Station.
Format Electronic
Publication InfoAsheville, NC : U.S. Dept. of Agriculture, Forest Service, Southern Research Station, [2009]
Description39 pages ; 28 cm.
Supplemental Contenthttp://www.srs.fs.usda.gov/pubs/rp/rp_srs047.pdf
Subjects

SeriesResearch paper SRS ; 47
Research paper SRS ; 47. ^A425150
Summary Puerto Rico's forests consist of young, secondary stands still recovering from a long history of island-wide deforestation that largely abated in the mid-20th century. Limited knowledge about growth rates of subtropical tree species in these forests makes it difficult to accurately predict forest yield, biomass accumulation, and carbon sequestration. This study presents mean annual increases (periodic annual increment) in tree diameter at breast height among trees measured by the forest inventories of Puerto Rico; this information is given for each forested life zone, by species, then by species and crown class, and by crown position class. Additionally, the study presents mean periodic annual increment values calculated for commercial species by tree class (growing stock and cull). From 1980 to 2008, mean diameter at breast height periodic annual increment was 0.35 cm/year for 4,026 trees remeasured by the forest inventory; growth rate averaged 0.20 cm/year in subtropical dry forests, 0.37 cm/year in subtropical moist forests, 0.36 cm/year in subtropical wet/rain forests, and 0.20 cm/year in lower montane forests.
General noteCover title.
General noteFormat not distributed to depository libraries.
General note"November 2009"--P. [2] of cover.
Bibliography noteIncludes bibliographical references (p. 5).
Other formsAlso available on the World Wide Web.
Issued in other formOnline version: Brandeis, Thomas James. Diameter growth of subtropical trees in Puerto Rico. Asheville, NC : U.S. Dept. of Agriculture, Forest Service, Southern Research Station, [2009]
Govt. docs number A 13.78:SRS-47

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