Sentence examples for average tree diameter from inspiring English sources
Average tree diameter was defined as quadratic mean diameter.
Percentages of fields, invasive species and vertical banks along with average tree diameter were also the most productive predictors across our generalized linear models of riparian bird species diversity, evenness and abundance.
NSO habitat assessment involves a suite of attributes including: landscape context; species composition; canopy cover; basal area; average tree diameter; diameter diversity; and abundance of large trees, snags, canopy layers, coarse woody debris, and mistletoe.
Figure 1 (top) shows that a regular spatial distribution of trees makes it possible to maintain sufficient value increments with larger average tree diameter as compared to more aggregated spatial arrangements.
Shvidenko et al. ([2006]) describe the development of the number of trees per ha and the average tree diameter for fully stocked Pinus sylvestris forests in the forest tundra and northern taiga ecoregions in the European part of Russia.
The average tree diameter (± SE) of the 15 sample trees was 23.1 ± 0.1 cm, with a range from 17.1 to 30.7 cm.
Average tree diameters were smaller than in the past, but mean basal area and stocking remained similar over time because of the increase in density in current forests.
The average of the mean tree diameter at the moment of fertilization, calculated over all stands, was 20.5 21.7 cm, depending on site fertility and tree species.
Average green-tree diameters ranged from 33 to 42 cm while snag diameters ranged from 34 to 74 cm; single trees were often larger on average than trees retained in patches, depending on the region.
Based on the simulation results, the use of Landsat pixel reflectances to estimate volume per ha, average tree size (i.e., quadratic mean diameter), and stems per ha did not show great promise in improving estimates for each polygon over using forest cover data alone.
Maximum average tree height was 15.2 m, and mean diameter at breast height (DBH; 1.4 m above ground on the upslope side of trees) ranged from 0.17 to 0.30 m.
