heartwood


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heartwood

the central mass of wood in trees in which there are no living cells and which serves only for mechanical support.
References in periodicals archive ?
The mold infection makes the tree produce a dark aromatic resin, called aloes or aga, which results in a very dense, dark, resin-embedded heartwood.
Therefore, the specific objectives of this study were to (1) determine and compare the chemical composition of heartwood and sapwood from graded wood of red-heart Chinese fir, (2) examine the correlations among the chemical composition of heartwood and sapwood, and (3) analyze the variation in the chemical composition of heartwood and sapwood along the directions of the trunk height and radial diameter.
The Greatest Gift (Heartwood Hotel, Book 2) written by Kallie George illustrations by Stephanie Graegin HarperCollins Publishers, 2017 978-1-44344-396-8 (hc) $16.99 978-1-44344-398-2 (eBook) $11.99 for Grades 2 to 4
The aim of the recent study was to investigate the effect of extractives on the thermal behavior of heartwood extractives of Liquidambar orientalis Mill.
Noland Carter, head of Heartwood and CIO, said, 'We are delighted to welcome Graham to Heartwood.
The heartwood might present higher density, higher concentration of 'strange' materials such as oil, fat and phenolic compounds when compared to the sapwood, which affect permeability and consequently the adhesive movement, and can also interfere in the chemical reactions of the adhesive curing process (Iwakiri, 2005).
For instance, its heartwood, named "Jiangxiang" in traditional Chinese medicine, was used in the Chinese Pharmacopoeia to treat cardiovascular diseases, cancer, diabetes, blood disorders, ischemia, swelling, necrosis, and rheumatic pain [6, 7].
Heartwood, a US-based company that develops 3D interactive training technologies is currently making some waves in the market - recently being contracted by Komatsu America, in addition to existing deals with prominent equipment producers like the Oshkosh Corporation.
Caroline Elaine Cooley and Jordan McCall Gillentine were united in holy matrimony at seven o'clock in the evening on June 7, 2013, at Heartwood Hall in Piperton, Tennessee.
Stephanie Happer, marketing manager for Northwest Hardwoods, noted a feature of Pacific coast maple is its even tone: There is very little difference between the heartwood and sapwood.