Biological, Physical And Mechanical Wood Properties Of Paraíso (Melia Azedarach) From A Roadside Planting At Huaxtla, Jalisco, Mexico
Venson, I., and Guzmán, J.A. Silva, and Talavera, F.J. Fuentes, and Richter, H.G., (2008) Biological, Physical And Mechanical Wood Properties Of Paraíso (Melia Azedarach) From A Roadside Planting At Huaxtla, Jalisco, Mexico. Journal of Tropical Forest Science, 20 (1). pp. 38-47. ISSN 0128-1283 Official URL: http://info.frim.gov.my/cfdocs/infocenter/jtfsonline/jtfs/v20n1/38-47.pdf AffiliationsUniversidade Federal do Paraná, Depto. de Engenharía e Tecnología Florestal de la UFPR, Brazil Universidad de Guadalajar, Depto. de Madera, Celulosa y Papel, CUCEI, Zopopan, Mexico Universidad de Guadalajar, Depto. de Madera, Celulosa y Papel, CUCEI, Zopopan, Mexico Universidad de Guadalajar, Depto. de Madera, Celulosa y Papel, CUCEI, Zopopan, Mexico AbstractThe present study was undertaken with the objective of evaluating the wood quality of 11-year-old paraíso (Melia azedarach) trees from a roadside planting near Huaxtla, Jalisco, Mexico. The biological, physical and mechanical properties studied include density, dimensional stability, strength (bending, compression, tension, shear, impact) and natural durability. The medium density (0.56−0.68−0.76g/cm3 at 12% moisture content) wood is similar in strength to true mahogany (Swietenia macrophylla) and is of moderate dimensional stability. Its attractive appearance (colour, figure) resembles that of cedro (Cedrela spp.) and suren (Toona spp.). Heartwood resistance against white rot and brown rot fungi is on average moderate, but quite variable. Based on the property profile established by the present study paraíso wood from trees planted in Mexico appears suitable for the manufacture of decorative veneers sliced and peeled, furniture parts, plywood, glue board,laminates, panelling, window and door framing, general carpentry, and light construction under cover.
Kajian ini dijalankan bertujuan untuk menilai kualiti kayu pokok paraíso (Melia azedarach) berusia 11 tahun yang ditanam di sisi jalan berhampiran Huaxtla, Jalisco, Mexico. Ciri biologi, fizik dan mekanik yang dikaji termasuklah ketumpatan, kestabilan dimensi, kekuatan (lenturan, mampatan, tegangan, ricih, hentaman) serta ketahanan semula jadi. Kayu berketumpatan sederhana (0.56−0.68−0.76 g/cm3 pada tahap lembapan 12%) ini mempunyai kestabilan yang serupa dengan mahogani (Swietenia macrophylla) dan kestabilan dimensinya pula adalah sederhana. Sementara itu warna dan belaknya yang menarik menyerupai kayu cedro(Cedrela spp.) dan suren (Toona spp.). Ketahanan teras kayu menentang kulat reput putih dan reput perang secara puratanya adalah sederhana tetapi agak berbeza-beza. Berdasarkan profil ciri yang diperoleh daripada kajian ini, kayu paraíso daripada pokok yang ditanam di Mexico nampaknya sesuai untuk pembuatan venir hiasan yang dihiris atau dikupas, bahagian perabot, papan lapis, papan perekat, kayu laminat, kayu panel, kerangka tingkap serta pintu, pertukangan kayu dan pembinaan ringan di tempat yang bertutup. | Item Type: | Journal |
|---|
| Keywords: | Paraíso, dimensional stability, strength properties, natural durability, uses |
|---|
| Subjects: | S Agriculture, Forestry |
|---|
| ID Code: | 8615 |
|---|
Repository Staff Only: item control page
|