Results 81 to 90 of about 111,677 (225)

Fabricación de pellets de carbonilla, usando aserrín de Pinus radiata (D. Don), como material aglomerante

open access: yesMaderas: Ciencia y Tecnología, 2014
En el presente estudio, se utilizó carbonilla de carbón vegetal y aserrín de Pinus radiata (D. Don) para fabricar pellets, con similares características en peso, volumen y densidad, manteniendo como única variable, la cantidad de aserrín y carbonilla en ...
Gerardo Soto, Miguel Núñez
doaj  

Leaf area and growth of Chilean radiata pine plantations after thinning across a water stress gradient

open access: yesNew Zealand Journal of Forestry Science, 2018
Background Pinus radiata D.Don has been established in a wide range of soils and climatic conditions, showing high variability in both leaf area and volume productivity. Previous research has shown that plantation yield is affected by water availability,
Hebert Ojeda   +4 more
doaj   +1 more source

Forest rotation lengths under carbon sequestration payments [PDF]

open access: yes
Carbon dioxide emissions resulting from direct human activities, primarily fossil fuel use and land clearing, have altered the global carbon cycle. Carbon is absorbed (sequestered) by plant matter during photosynthesis, so that approximately 50% of the ...
David Appels
core  

FABRICACION DE PELLETS DE CARBONILLA, USANDO ASERRIN DE Pinus radiata (D. Don), COMO MATERIAL AGLOMERANTE MANUFACTURING PELLETS OF CHARCOAL, USING SAWDUST OF Pinus radiata (D. Don), AS A BINDER MATERIAL

open access: yesMaderas: Ciencia y Tecnología, 2008
En el presente estudio, se utilizó carbonilla de carbón vegetal y aserrín de Pinus radiata (D. Don) para fabricar pellets, con similares características en peso, volumen y densidad, manteniendo como única variable, la cantidad de aserrín y carbonilla en ...
Gerardo Soto, Miguel Núñez
doaj  

Simulador de oferta para Pinus radiata

open access: yes, 1992
páginas 330 ...
Maza Ríos, José Eugenio de la
core   +1 more source

Effect of extractives on wood color of heat treated Pinus radiata and Eucalyptus pellita

open access: yesMaderas: Ciencia y Tecnología, 2015
Heat treatment can change wood color without any use of environmentally harmful chemicals, and the efficiency of this process depends on the raw material to be treated. The objective of this study was to evaluate the influence of extractives on the color
Antônio José Vinha Zanuncio   +5 more
doaj  

Comparação das propriedades físicas de painéis de madeira aglomera de Pinus patula e Pinus sp. de origem industrial [PDF]

open access: yes, 2013
TCC(graduação) - Universidade Federal de Santa Catarina. Campus Curitibanos. Engenharia Florestal.O presente estudo teve como objetivo comparar as propriedades físicas de painéis do tipo aglomerado produzidos a partir da madeira de Pinus patula e de ...
Pereira, Giuliano Ferreira
core  

Identificación del cilindro nudoso en imágenes Tc de trozas de Pinus radiata: Estudio comparativo

open access: yesMaderas: Ciencia y Tecnología, 2014
El objetivo de este estudio fue comparar la precisión de los algoritmos de máxima verosimilitud (MV) y otro basado en redes neuronales artificiales (RNA), en la identificación del cilindro nudoso a partir de imágenes TC (Tomografía Computarizada) de ...
Gerson Rojas Espinoza   +1 more
doaj  

Tableros con corteza de Pinus radiata [PDF]

open access: yes, 1991
Mixtures of Pinus radiata D. Don back and wood particles for the production of particleboards were studied. Single layer boards with the following processing parameters were manufactured: Board thickness: 11 mm; Board density: 650 kg/m3 ; Adhesive ...
Sánchez A., Juan P.   +1 more
core   +1 more source

Modeling extreme values for height distributions in pinus pinaster, pinus radiata and eucalyptus globulus stands in northwestern Spain [PDF]

open access: yes, 2015
Methods of estimating extreme height values can be used in forest modeling to improve fits to the marginal distribution of heights in the following bivariate diameter-height models: the SBB Johnson’s distribution, the bivariate beta (GDB-2) distribution,
Gorgoso Varela, José Javier   +2 more
core   +1 more source

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