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Biomassa e estoque de nutrientes em Eucalyptus urophylla x Eucalyptus grandis em área arenizada do bioma Pampa - RS
(Universidade Federal de Santa Maria, 2016-02-18)
In Rio Grande do Sul, the Eucalyptus commercial plantations are spread over various regions and occupy the most diverse soil compositions, many of which have good fertility, leading to high growth rates in the stands. The ...
Crescimento, biomassa e nutrientes do Eucalyptus saligna Smith sob manejo dos resíduos da colheita e fertilização
(Universidade Federal de Santa Maria, 2016-07-15)
Intensive forestry has proposed the maximum use of resources produced in forest ecosystems, however, studies evaluating the management of havesting residues and the replacement of nutrients in the form of fertilizers still ...
Relações ecológicas e fitossociologia em remanescente florestal no escudo cristalino, bioma Pampa, RS
(Universidade Federal de Santa Maria, 2017-02-21)
The present work aimed to describe the floristic composition, the structure and the diversity of the arboreal component of a native forest fragment in an ecotonal zone between the Semidecidual Seasonal Forest, the Mixed ...
Biomassa e nutrientes do híbrido Eucalyptus urograndis e Acacia mearnsii em plantios monoespecíficos e mistos
(Universidade Federal de Santa Maria, 2016-02-25)
The stock of biomass and nutrients has been the basis of many studies in forestry, particularly those that assess the nutritional sustainability of the system, however, there are few studies on this basis in mixed plantings ...
Caracterização de compósitos (WPC) produzidos com termoplásticos, madeira e bagaço de uva
(Universidade Federal de Santa Maria, 2017-02-22)
The use of lignocellulosic wastes in the manufacture of polymer composites has as main advantages the low acquisition cost, interesting resistance / weight ratio and low environmental impact, wich generating more ecological ...
Propriedades tecnológicas da madeira de clones de Eucalyptus spp.
(Universidade Federal de Santa Maria, 2017-02-20)
This study aimed to examine lumber physical properties, mechanical, performance and quality during air-drying and anatomy of fibers of six Eucalyptus spp clones. The clones were obtained from commercial planting with spacing ...
Potencialidade de óleos essenciais como preservantes naturais de madeira contra a ação de fungo da podridão branca
(Universidade Federal de Santa Maria, 2017-02-21)
The present study aimed to evaluate the potential fungitoxic of essential oils of Pinus elliottii and Melaleuca alternifolia as natural preservative of wood, as well as your toxicity to rot fungus Trametes versicolor. For ...
Intemperismo acelerado em madeira termorretificada em óleo
(Universidade Federal de Santa Maria, 2017-02-23)
The use of oil heat treatment aims at incrementing the technological properties of wood with
use indication for external environments. Therefore, the current study had, as its objective, the
evaluation of accelerated ...
Óleo essencial de Nectandra grandiflora Nees & Mart. ex Nees: efeito antifúngico e bioestimulante em cultivos in vitro
(Universidade Federal de Santa Maria, 2017-12-20)
The present dissertation aims to contribute to correct knowledge of biological activities of Nectandra
grandiflora Nees & Mart. ex Nees essential oil (EO) and its major compound, (+)-dehydrofukinone
(DHF). So, the potential ...
Resíduos da indústria ervateira: caracterização e produção de briquetes e compósitos
(Universidade Federal de Santa Maria, 2020-02-11)
This study aimed to evaluate the chemical characterization of mate tea residues, evaluating the
properties of your extract, then making briquettes and plastic-wood composites. To do so, samples of
two yerbamate residues, ...