Buscar
Mostrando ítems 21-30 de 482
Calorific value and chemical properties in juvenile and mature wood of thermally-modified Eucalyptus grandis
(2016-09-01)
During thermal modification, timber is exposed to temperatures approaching 200 °C for several hours and wood properties change. This study was aimed at evaluating the calorific value and chemical properties of juvenile and ...
Wood density prediction using near-infrared hyperspectral imaging for early selection of Eucalyptus grandis trees
(Springer VerlagDE, 2023)
Wood is a heterogenous material whose properties vary over time, making it difficult to predict the wood properties at a given age of trees in the future. The site and climate are also factors affecting wood heterogeneity. ...
Delimitação entre os lenhos juvenil e adulto de pinus elliottii engelm
(2013-01-01)
Trees produce different types of woody tissue during growth. The xylem produced in the first years until a certain cambial age is called juvenile wood and has different physical, mechanical, chemical and anatomical ...
Delimitação entre os lenhos juvenil e adulto de pinus elliottii engelm
(2013-01-01)
Trees produce different types of woody tissue during growth. The xylem produced in the first years until a certain cambial age is called juvenile wood and has different physical, mechanical, chemical and anatomical ...
Forest products and wood science. An introduction
(Lowa State University Press, 2018)
Propriedades físicas dos lenhos juvenil e adulto de Pinus elliottii Engelm var. elliottii e de Eucalyptus grandis Hill ex Maiden
(Universidade Federal de Santa Maria (UFSM), Centro Pesquisas Florestais, 2012-04-01)
The juvenile wood presents great difference in its anatomical and physical properties in relation to the mature wood. That heterogeneity of the wood causes a series of upset for the processing industry. The present research ...
Propriedades físicas dos lenhos juvenil e adulto de Pinus elliottii Engelm var. elliottii e de Eucalyptus grandis Hill ex Maiden
(Universidade Federal de Santa Maria (UFSM), Centro Pesquisas Florestais, 2012-04-01)
The juvenile wood presents great difference in its anatomical and physical properties in relation to the mature wood. That heterogeneity of the wood causes a series of upset for the processing industry. The present research ...
Propriedades físicas dos lenhos juvenil e adulto de Pinus elliottii Engelm var. elliottii E de Eucalyptus grandis Hill ex Maiden
(2012-07-26)
The juvenile wood presents great difference in its anatomical and physical properties in relation to the mature wood. That heterogeneity of the wood causes a series of upset for the processing industry. The present research ...
Properties of juvenile and mature woods of Hevea brasiliensis untapped and with tapping panels
(Springer, 2013-11-01)
This study was aimed at evaluating the properties of juvenile and mature wood from Hevea brasiliensis untapped and with tapping panels. Boards were taken from a 53-year-old Hevea brasiliensis plantation located in Tabapu, ...