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Effects of adding multiwall carbon nanotubes on performance of polyvinyl acetate and urea-formaldehyde adhesives in tropical timber species
(Hindawi Publishing Corporation, 2015)
Multiwall carbon nanotubes (MWCNTs) functionalized with hydroxyl groups (MWCNTs-OH) have been incorporated into polyvinyl acetate (PVAc) and urea-formaldehyde (UF) adhesives utilized in tropical wood gluing. The Raman ...
Effects of thinning on diameter, heartwood, density and drying defects of gmelina arborea
(Universidade Federal de Sao Carlos, 2015)
The effect of three levels thinning intensity in Gmelina arborea plantation on tree diameter, heartwood (diameter and percentage), wood density and drying defects (twist, crook, bow and check) was studied. Wood used for ...
The role of tropical dry forests for biodiversity, carbon and water conservation in the neotropics: lessons learned and opportunities for its sustainable management
(Springer-Verlag France, 2015-08)
In this paper, we provide a comprehensive evaluation of the current regional literature associated with tropical dry forest (TDF) along three main axes: biodiversity, carbon and water conservation in the neotropics. Our ...
Necesidades de investigación para el mejoramiento de los servicios ecosistémicos de la biodiversidad a través del estudio y desarrollo de sistemas agroforestales-ecológicos en paisajes productivos de Costa Rica
(Instituto Tecnológico de Costa Rica, 2023)
La actividad de fortalecimiento recabó información de vacíos y necesidades de investigación para el mejoramiento de los servicios ecosistémicos de la biodiversidad en el paisaje de Guácimo en la provincia de Limón. La ...
Tree species composition, breeding systems, and pollination and dispersal syndromes in three forest successional stages in a tropical dry forest in Mesoamerica
(Mongaby.com e-journal, 2015)
Tropical dry forests (TDF) in Mesoamerica are highly endangered by the expansion of human activities (e.g., agriculture and cattle ranching). In contrast, TDF in Costa Rica have experienced outstanding restoration due to ...
Potencial forrajero de nuevas opciones para alimentación animal
(Instituto Tecnológico de Costa Rica., 2015)
Esta investigación consistió en cuatro experimentos independientes: a. Efecto
de la fertilización química y abono orgánico sobre la producción y valor nutritivo del
forraje en una asociación Poró – Yuca, b. Efecto de la ...
Wood characterization of adult clones of Tecnona grandis growing in Costa Rica
(CERNE, 2015)
Tectona grandis is an important wood in the commercial market due to its
excellent workability, durability and aesthetic characteristics. Therefore, it is important to
improve the conditions of reproduction and development ...
Surface chemical and color characterization of juvenile tectona grandis wood subjected to steam-drying treatments
(2016)
The color of Tectona grandis wood is an attribute that favors its commercialization, however, wood
color from fast-growth plantation trees is clear and lacks uniformity. The aim of this work is to
characterize steamed ...
An overview of existing and promising technologies for national forest monitoring
(Springer-Verlag France, 2015-09)
The main goal of national forest programs is to lead and steer forest policy development and implementation processes in an inter-sectoral way (FAO 2006). National forest monitoring systems contribute to forest programs ...
Pellets Evaluation Made from Tropical-Climate Agricultural and Forestry Crops of Costa Rica with a Domestic Stove
(Springer Netherlands, 2015-12)
The present study shows the results of the evaluation of the pellets made from two forestry crops and eight agricultural crops in Costa Rica by employing a 50 kW domestic stove. Methods: The following variables were ...