Buscar
Itens para a visualização no momento 51-60 of 215
Propagação vegetativa de louro-pardo (Cordia trichotoma (Vell.) Arrab. ex Steud.) por estaquia radicular e miniestaquia
(Universidade Federal de Santa Maria, 2012-04-27)
The aim of this work was to study the vegetative propagation of louro-pardo (Cordia trichotoma (Vell.) Arrab. ex Steud.) from root cuttings and minicuttings. Three trials were conducted. The first trial, roots were gotten ...
Propagação e diversidade genética de Cabralea canjerana (Vell.) Mart.
(Universidade Federal de Santa Maria, 2014-12-19)
Seedling production of canjerana has been limited by difficulty in germination, caused
by recalcitrant behavior of their seeds. The objective of this study was to develop
micropropagation to auxiliate preserving and ...
Subsídios para o manejo de uma floresta ombrófila mista em estágio avançado de regeneração natural
(Universidade Federal de Santa Maria, 2005-01-25)
This research work was accomplished at a Forest Mixed
Ombrófila in advanced stage of natural regeneration and that had as objectives: to model mathematical equations to estimate the commercial volume and the shape factor ...
Hesperozygis ringens (Benth.) Epling:caracterização dos órgãos vegetativos, análise histoquímicae atividade antifúngica do óleo essencial
(Universidade Federal de Santa Maria, 2018-01-18)
Lamiaceae stands out for presenting species with potential to produce e
ssential oils (EOs), and among them,
Hesperozygis ringens (Benth.) Epling is classified. In addition to studies about the production of an essential ...
Biomassa e estoque de nutrientes em diferentes materiais genéticos de Eucalyptus no sul do Brasil
(Universidade Federal de Santa Maria, 2018-02-23)
The study of biomass production and nutrient accumulation in Eucalyptus stands as the basis for understanding nutrient dynamics in forest sites. The objective of this work was to estimate the biomass and nutrient stock of ...
Diversidade genética e possíveis rotas de dispersão de Thaumastocoris peregrinus (Hemiptera: thaumastocoridae)
(Universidade Federal de Santa Maria, 2020-01-09)
The bronze bug, Thaumastocoris peregrinus, native from Australia, has become an invasive
pest almost worldwide for the past 16 years and is causing significant damage to Eucalyptus
and Corymbia trees. The rapid ...
Prognose para populações de angico vermelho (Parapiptadenia rigida (Benth.) Brenan) via exploração jardinada por produtoras de sementes
(Universidade Federal de Santa Maria, 2019-08-30)
The shelterwood system is a forest management system based on selective thinning of trees, with the
aim of continuous production of natural regenerations by parental tree. All rural properties can develop
this type of ...
Registros palinológicos em perfis de solos para reconstituição da vegetação no bioma Pampa
(Universidade Federal de Santa Maria, 2019-02-27)
Pampa biome vegetation is characterized by extensive areas of native grasslands interspersed
by forests close to water courses. There is a great effort on the part of researchers to understand
the grassland and forest ...
Produção de celulose kraft e papel de madeiras de Pinus taeda L. e Pinus patula Schltdl & Cham.
(Universidade Federal de Santa Maria, 2019-02-21)
Wood characteristics influence the yield of pulp processing and the quality of produced cellulose pulp and paper. Therefore, the goal of this study was to evaluate wood in different axial positions, measuring their ...
Uso da adubação nitrogenada, fosfatada e potássica em plantios de Handroanthus heptaphyllus: uma abordagem silvicultural e fisiológica
(Universidade Federal de Santa Maria, 2020-02-17)
The species Handroanthus heptaphyllus is widely distributed in forests in South America and can be cultivated in projects for the provision of ecosystem services and for the production of wood. However, the low fertility ...