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Identificação e caracterização de Fusarium spp. e Pestalotiopsis spp. associados a Carya illinoinensis no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2013-02-19)
Cultivation of Walnut-pecan (Carya illinoinensis [Wangenh.] K. Koch) has intensified in recent years in the state of Rio Grande do Sul. However, the research related to plant pathology has not developed to the same degree, ...
Tratamento de sementes no armazenamento e promoção de crescimento de mudas de Parapiptadenia rigida (Benth.) Brenan
(Universidade Federal de Santa Maria, 2015-01-15)
Parapiptadenia rigida is a forest species that appears in many regions of Brazil, frequently produced in forest nurseries, being the seeds the multiplication form. Usually presents a good germination, however, aspects ...
Efeitos biológicos e econômicos de tratamentos silviculturais em plantios de Pinus taeda L. no Nordeste Argentino
(Universidade Federal de Santa Maria, 2011-03-18)
The aim of this thesis was to study the effect of pre-commercial thinning and pruning on growth, yield, wood quality and economic results, on a 15th year old stand of Pinus taeda L. in the Argentinean northeast. The study ...
Produção de mudas e crescimento inicial a campo de Cordia trichotoma submetidas a diferentes condições de irrigação, polímero hidroretentor, sombreamento e umidade do solo
(Universidade Federal de Santa Maria, 2015-12-18)
Cordia trichotoma (Vell.) Arrab. ex Steud. species of the Boraginaceae family is considered a priority for logging native tree plantations in southern Brazil, in addition to have an important hole in environmental restoration ...
Caracterização morfofisiológica, molecular, enzimática e compatibilidade vegetativa de Fusarium oxysporum e F. solani em erva-mate
(Universidade Federal de Santa Maria, 2017-02-17)
The cultivation of Yerba-mate (Ilex paraguariensis) has intensified in the state of Rio Grande do Sul, due to the valorization of the price paid to the producer. However, the demand for studies related to the pathosystem ...
Caracterização química e avaliação biológica do óleo essencial de Nectandra megapotamica (Spreng.) Mez
(Universidade Federal de Santa Maria, 2014-08-04)
Nectandra megapotamica (Lauraceae) is abundant in the Deciduos Forest in Santa Maria-RS. Its essential oil (EO) has been studied for biological activities due to its anti-inflammatory, antifungal, antimicrobial, and cytotoxic ...
Estrutura de comunidades e mecanismos de regeneração natural de um trecho de floresta ribeirinha no bioma Pampa, Brasil
(Universidade Federal de Santa Maria, 2017-12-11)
The change in the characteristics of the environment causes variations in the vegetation creating mosaics with different compositions and structure. The objective of this research was to evaluate the influence of environmental ...
Extratos naturais como alternativa para a preservação de madeiras
(Universidade Federal de Santa Maria, 2019-02-20)
Among the decomposing agents, the xylophagous organisms are the main ones responsible for great damages in the production of wood. The use of chemical products, for an extended time, has the implication of the emergence ...
Manejo dos resíduos da colheita de Pinus taeda L. e sua relação com compactação do solo, exportação de nutrientes e potencial energético
(Universidade Federal de Santa Maria, 2015-10-26)
Economic development and environmental issues have increased the demand for alternative energy sources, particularly renewable, highlighting the use of forest residual biomass as an energy input. However, the removal of ...
Entomofauna associada às sementes de canela-guaicá [Ocotea puberula (Reich.) Nees] e louro-pardo [Cordia trichotoma (Vell.) Arrab. ex Steud.]
(Universidade Federal de Santa Maria, 2018-02-27)
Forest species may have their seeds damaged by granivorous insects, especially in the larval stage. The
larvae feeding on the embryo and the reserve of the seeds sometimes prevent germination. ...