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Avaliação da qualidade de sementes e mudas de espécies florestais nativas
(Universidade Federal de Santa Maria, 2006-03-23)
The native forest species seeds are the responsible for the maintenance and perpetuation of those in nature, being for natural germination or by programs of seedlings formation for the forest recomposing. The use of fast ...
Fusarium sambucinum associado a sementes de Pinus elliottii: patogenicidade, morfologia, filogenia molecular e controle
(Universidade Federal de Santa Maria, 2012-07-16)
Pinus elliottii is an important forestal culture, whose seeds, in terms of health quality,
display high vulnerability to fungal pathogenic agents, especially to the association of
especially by association of Fusarium ...
Qualidade fisiológica e sanitária de sementes de cedro e patogenicidade de Rhizoctonia spp.
(Universidade Federal de Santa Maria, 2010-02-24)
The native forest specie Cedrela fissilis Vell. had its population reduced because of the extraction of its wood. The worry of its extinction has been favoring researches related with the specie perpetuation, including ...
Atividade antifúngica de óleos essenciais de espécies florestais
(Universidade Federal de Santa Maria, 2019-02-18)
Forest crops are highly affected by fungal diseases, however the market lacks alternatives to chemicals products to control these pathogens. In this sense, the objective of this work was to evaluate the antifungal activity ...
Patógenos em sementes de Pinus spp. - ênfase em Lasiodiplodia sp. e Fusarium spp.
(Universidade Federal de Santa Maria, 2016-02-24)
The genus Pinus is highlight in the forestry sector, especially in southern Brazil, by production of wood and cellulose. However, their seeds are vulnerable to attack by fungi causing diseases in nurseries. The present ...
Indução de resistência à antracnose em feijoeiro por Trichoderma harzianum e Bacillus subtilis
(Universidade Federal de Santa Maria, 2016-02-22)
The massive use of chemicals to control plant diseases cause numerous negative impacts on agricultural production system on non-target organisms, consumers and farmers. Therefore, the use of biological control organisms ...
Resposta espectral de folhas de Eucalyptus globulus (Labill.) atacadas por Mycosphaerella spp.
(Universidade Federal de Santa Maria, 2011-02-25)
Eucalyptus globulus one of the most important species for paper and pulp industries,
nowadays faces development problems in several countries due to its susceptibility to the
fungus Mycosphaerella spp., which causes leaf ...
Limitantes e potencialidades para a produção de frutas e olerícolas nos assentamentos de reforma agrária da região da fronteira oeste do RS
(Universidade Federal de Santa Maria, 2015-09-22)
The main objective of the proposed study is to investigate the factors that are limiting and the potential for the production of fruit and vegetable crops in the West Frontier region of State Rio Grande do Sul. The context ...
Estudo da contaminação por bifenilas policloradas e parâmetros de qualidade do mel orgânico e do mel convencional do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2021-02-10)
Honey gives an image of being natural, healthy and free from contaminants. In Brazil, Rio
Grande do Sul is one of the states with the highest honey production. The great appreciation
of this product, especially in the ...
Determinação de açúcares totais em refrigerantes com smartphone
(Universidade Federal de Santa Maria, 2020-03-09)
The techniques commonly used for determination of sugar in non-alcoholic beverages are classical methods based on different physical and chemical principles. A common drawback of these methods is the long time for analysis, ...