• No se han encontrado resultados

Evaluation of wood properties from six native species of forest plantations in Costa Rica

N/A
N/A
Protected

Academic year: 2020

Share "Evaluation of wood properties from six native species of forest plantations in Costa Rica"

Copied!
14
0
0

Texto completo

Loading

Figure

Figure 1. Sampled trees (A), diametrical measures (B), sampling for physical properties determination and shrinking (C-D), sawing  pattern used for mechanical properties determination (E), tangential grain (F), radial grain (G) and oblique grain (H).
Figure 2. Variation of heartwood (A), bark (B) and pith percentage (C), initial moisture content (D), green density (E) and specify  gravity (F) with stem height in six different fast-growth plantation species in Costa Rica.
Table 5.   Extractives in different solvent for six different fast-growth plantation species in Costa Rica.
Table 6.  Penetration, absorption and retention capacity in wood preserved by vacuum-pressure methods for six different fast-growth  plantation species in Costa Rica.

Referencias

Documento similar

Exploitation from forestry and wood harvesting, increased frequency of forest fires, and overall changes in land use (ur- banization, agricultural intensification, and

Wood samples were obtained from the base, middle and top of the stem of 12 randomly selected eight-year-old trees from six provenances in order to determine wood moisture

According to their wood anatomical properties, wood-ray proportion seems to be positively correlated with wood basic density, radial shrinkage, tangential shrinkage and

(2013) evaluated the functional compatibility of different native AMF inocula in A. angustifolia; they found that at least one native consortium and one commercial

Los resultados del ajuste de los modelos de diversidad y abundancia al estrato arbóreo sugieren que las parcelas de observación se encuentran en un estadio sucesional en- tre

The quantity and properties of fibres, affect the suitability of tree species and their genetic entries as a raw material for mechanical wood processing and pulp and paper

species are ecosystem type and altitude; some species tolerated evergreen forest and others prefer dry forest, in terms of elevation, in some species is limited from lowland to

Principal component analysis (PCA) of the trees evaluated with the tomography for wood damage as a function of acoustic velocity, sensor evaluation height and biometric