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Itens para a visualização no momento 41-50 of 215
Caracterização química e atividades biológicas de extrativos obtidos de Nectandra grandiflora Nees e Ocotea lancifolia (Shott) Mez
(Universidade Federal de Santa Maria, 2016-12-19)
This study aimed to contribute to the chemical knowledge and biological potential of two native trees of the Lauraceae family from Brazil as well as to find applications for the identified extractives. This way, the ...
Artropodofauna associada às copas de Acacia mearnsii, Enterolobium contortisiliquum, Eucalyptus dunnii e Dodonaea viscosa em áreas mineradas e não minerada no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2018-02-27)
The main objective of the present study was to describe the arthropod fauna associated with the upper stratum of the species Acacia mearnsii, Enterolobium contortisiliquum, Eucalyptus dunnii and Dodonaea viscosa in mined ...
Regeneração natural e relações ambientais em área de controle de Bambusa tuldoides Munro.
(Universidade Federal de Santa Maria, 2018-02-16)
Bamboos can pose risks to environmental sustainability as they form densification and cause competition, in the search for resources, with native species. Faced with this problem, bamboo control techniques can be an important ...
Dinâmica de Carapa guianensis aubl. em Floresta Amazônica submetida a tratamentos silviculturais
(Universidade Federal de Santa Maria, 2019-02-15)
This study aimed to evaluate the effect of silvicultural treatments on the structure, growth, and the
dynamics of the community and population of Carapa guianensis Aubl., after 30 years of harvesting, in
the Tapajós ...
Capacidade produtiva, estimativa de volume e biomassa em plantações de Schizolobium parahyba var. amazonicum com o uso de imagens sentinel 2
(Universidade Federal de Santa Maria, 2019-03-01)
The aim was to estimate the volume (VT) and biomass (BA) of Paricá plantations with machine learning
from the images of MSI/SENTINEL-2A, in Ulianópolis, Pará. In three productive areas (PO2, CAP2, and
PO) of the species, ...
Aplicabilidade de imagens obtidas a partir de aerofotogrametria realizada com aeronave remotamente pilotada como subsídio à gestão ambiental
(Universidade Federal de Santa Maria, 2019-02-27)
The increasing use of natural resources, considering the significant impacts on the
environment that may result from this use, implies the need for carrying out studies,
especially using new technologies to understand ...
Resiliência e estrutura de uma comunidade arbórea em floresta estacional decidual no sul do Brasil
(Universidade Federal de Santa Maria, 2019-02-22)
Forests in Rio Grande do Sul have large proportions of fragmented areas, mainly due to agricultural and livestock activities which require studies to increase knowledge about the dynamics of these formations. Therefore, ...
Estratégias para o restabelecimento de áreas antropizadas com espécies arbóreas nativas no extremo sul do bioma Mata Atlântica
(Universidade Federal de Santa Maria, 2017-02-21)
The aim of this research was to characterize the development of Casearia sylvestris, Cupania
vernalis, Eugenia involucrata, Inga vera, Parapiptadenia rigida and Schinus terebinthifolius
in relation to the incidence of ...
Micropropagação e diversidade genética em Apuleia leiocarpa (Vogel) J. F. Macbride
(Universidade Federal de Santa Maria, 2016-05-05)
The aim of this study was to evaluate the in vitro productivity of micro-stumps, in vitro and ex vitro rooting and acclimatization of micropropagated plantlets, and to assess the genetic diversity of Apuleia leiocarpa ...
Análise fitoquímica e resgate de plantas adultas de erva-mate (Ilex paraguariensis St. Hill.) por estaquia
(Universidade Federal de Santa Maria, 2016-12-21)
The phytochemical analysis and rescue of selected adult plants of mate (Ilex paraguariensis St. Hill.) constitute a great challenge to enable mass cloning. The objectives of this research were to define a fast and efficient ...