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Mostrando ítems 5701-5710 de 13971
Avaliação morfométrica e dendrométrica de Pinus elliottii (Engelm) no município de Dois Vizinhos-PR
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilCurso de Engenharia FlorestalUTFPR, 2013-02-22)
This study aimed to investigate the behavior of dendrometric and morphometric variables of Pinus elliottii in different positions and sociological levels of competition, as well as modeling the hypsometric relation of this ...
Determinación de una función de ahusamiento para el cálculo volumen en plantaciones de Pinus radiata pertenecientes a la empresa Aglomerados Cotopaxi S.A., cantón Latacunga, provincia de Cotopaxi.
(Escuela Superior Politécnica de Chimborazo, 2019-11-19)
The present information proposes: to model the tapering of Pinus radiata in plantations belonging to the company Aglomerados Cotopaxi S.A, located in Latacunga canton, Cotopaxi province; the term tapering is defined as the ...
Evaluación de dos tipos de fertilizantes químicos (granular y soluble), en el desarrollo vegetativo de (Pinus radiata D. Don) en etapa de vivero.
(Escuela Superior Politécnica de Chimborazo, 2022-02-10)
The aim of this research was to evaluate two types of chemical fertilizers: granular and soluble, on the vegetative development of Pinus radiata D. Don in the nursery stage, in order to improve the vegetative quality of ...
Where to find structural grade timber: a case study in ponderosa pine based on stand and tree level factors
(Elsevier, 2020-03-01)
Using portable acoustic tools, measurements of dynamic modulus of elasticity (Ed) were made in standing ponderosa pine (Pinus ponderosa (Dougl. ex Laws)) trees (n =437) growing in 22 stands encompassing the range of ...
Torrefação do Pinus elliottii para fins energéticos
(Universidade Estadual Paulista (Unesp), 2015-11-13)
The growing demand for energy caused the use of fossil fuels were exploited in a radical way, contributing to an environmental crisis. Biomass wood shown an alternative to fossil fuels, as it is a renewable source of energy ...
Determinación del mejor método para injertar patrones de Pinus radiata, procedentes de una plantación de la empresa aglomerados COTOPAXI S.A.
(Escuela Superior Politécnica de Chimborazo, 2022-11-30)
The study consisted of determining the best method to graft Pinus radiata rootstocks, derived from a plantation of the company Aglomerados Cotopaxi S.A. Pine needles free of pests or diseases that have presented a good ...
Evaluacion de la durabilidad natural de madera aserrada de la especie Pinus radiata de la empresa AGLOMERADOS COTOPAXI en reaccion a un hongo xilófago.
(Escuela Superior Politécnica de Chimborazo, 2022-12-01)
This research aimed to evaluate the natural durability of sawn wood of the Pinus radiata species from Aglomerados Cotopaxi in reaction to a xylophagous fungus. The study was experimental based on a completely random ...
Obtención de callos a partir de cotiledones etiolados de Pinus Elliottii
(Universidad Nacional de Misiones. Facultad de Ciencias Forestales. Instituto Subtropical de Investigaciones Forestales., 1995-10-01)
Bajo la influencia de manipulaciones severas, cuyo objeto fue la desinfección del material vegetal, y de una mínima cantidad de moléculas carbonadas como fuente de energía en el medio de cultivo, se han obtenido callos ...