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Mostrando ítems 21-28 de 28
“Efecto de los acabados en la durabilidad de la madera de 10 especies provenientes de plantación forestal de rápido crecimiento”
(Instituto Tecnológico de Costa Rica., 2013)
Las condiciones ambientales presentes en toda la franja tropical, por sus altas temperaturas y la
presencia de precipitaciones, a lo largo del año, propician que en países como Costa Rica se
puedan desarrollar una gran ...
Mineral content in relation to radial position, altitude, chemical properties and density of persian ironwood
(Universidade Federal de Sao Carlos, 2015)
Persian ironwood (Parrotia persica) is native species from Iran and covers 10,54% of the commercial volume. Its wood structure and its chemical composition are affected by growth conditions. The aim of the study was to ...
Characterisation of pellets made from oil palm residues in Costa Rica
(Journal of Oil Palm Research, 2016)
Presently, there are around 67 000 ha of oil palm (Elaeis guineensis) in Costa Rica. The resulting post-harvest residues are not being used currently. These residues can be employed for generation of heat by means of ...
Maderas de Reforestación Hacia la Sostenibilidad (MADERHAS)
(Instituto Tecnológico de Costa Rica., 2008-12)
En el presente documento presenta la información de 10 de las especies forestales, a saber acacia
(Acacia mangnium), jaul (Alnus acuminata), pochote (Bombacosis quinatum), Cupressus lisutanica, laurel
(Cordia alliodora), ...
Characteristics and properties of torrefied biomass pellets from Gmelina arborea and Dipterix panamensis at different times
(Revista Chapingo, Serie Ciencias Forestales y del Ambiente, 2016)
Torrefaction and pelletizing were studied in the generation of energy from
lignocellulosic residues to increase the energy properties of the biomass. The aim of
this study was torrefied sawdust from Gmelina arborea and ...
General, physical and mechanical properties, termites resistance and drying defects of lumber of Tectona grandis from plantations of different climatic and sites fertility condition
(Springer India, 2015-06)
The influence of climatic and site fertility conditions affect wood quality from fast growing trees. The change in tree diameter, thickness of sapwood, heartwood percentage and bark and pith tissue, physical and mechanical ...
Quality of pellets made from agricultural and forestry crops in costa rican tropical climates
(North Carolina State University, 2015)
Pellets may be produced with different types of agriculture or forestry crops in Costa Rica. This work evaluated the energy, physical, and mechanical properties of pellets fabricated from 12 types of agricultural and ...
Balance Energético en Dos Sistemas de Secado de Residuos Ligno-Celulósicos Producidos en Costa Rica.
(Instituto Tecnológico de Costa Rica., 2012)
Los desechos ligno-celulósicos en la agricultura y en el sector forestal constituyen un alto porcentaje. La industria forestal se caracteriza por presentar una baja eficiencia en la utilización de la materia prima (40-60%), ...