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Uso e manejo da água, coeficientes de cultura e qualidade de hastes florais do gladíolo
(Universidade Federal de Santa Maria, 2021-02-22)
Knowledge of the water consumption of a crop throughout its cycle is essential for good irrigation management and to ensure maximum productivity. Thus, the objectives in this dissertation were: (i) Evaluate the effects of ...
Misturas, adjuvantes, dureza e pH da água interferem na aplicação de herbicidas mimetizadores da auxina
(Universidade Federal de Santa Maria, 2021-01-28)
With the launching of Enlist® and Xtend® technologies and, consequently, the increased use of the herbicides 2,4-D and dicamba, new information about the technology of the application of these compounds must be generated, ...
Estimativa do impacto das perdas devido ao uso inadequado da tecnologia de aplicação no manejo fitossanitário da cultura da soja
(Universidade Federal de Santa Maria, 2021-02-11)
Soybean are a culture of great commercial prominence in Brazil and the world, moving the
economy and generating jobs. On the other hand, the crop still presents several challenges,
when it comes to plant control of pests, ...
Análise técnica e econômica para a cultura do crisântemo de vaso submetida à distintas disponibilidades hídricas
(Universidade Federal de Santa Maria, 2021-01-29)
Potted chrysanthemum is one of the most commercialized flower species in Brazil. However, there is little information related to correct water management and the economic viability of the production of the species. Thus, ...
Análise comparativa de metodologias para a determinação da vazão em sistemas de bombeamento de água
(Universidade Federal de Santa Maria, 2020-02-28)
In the search for greater precision in the data related to the flow of a fluid and its determination in the field, it is essential to use methods that minimize possible errors and present errors, including different means, ...
Parâmetros de projeto e desempenho de tratores agrícolas a partir do banco mundial de ensaios
(Universidade Federal de Santa Maria, 2020-03-04)
Nowadays, the agricultural tractor is considered to be one of the most important agricultural equipment, due to their versatility at performing a great number of field operations. Since its creation in the mid-1850s, various ...
Excesso hídrico e seu efeito no crescimento e na produtividade da mandioca
(Universidade Federal de Santa Maria, 2020-10-23)
Cassava is characterized as sensitive to excess of water. Flooding periods directly interfer with the availability of oxygen in the soil, affecting the aerobic processes of the plants. The objectives of this study were: ...
Variabilidade da precipitação pluviométrica na bacia hidrográfica dos rios Vacacaí e Vacacaí-Mirim
(Universidade Federal de Santa Maria, 2020-03-12)
The general objective of the present study was to analyze the influence of altitude on the distribution and the trend of seasonal regimes of historical series of pluviometric precipitation in the Hydrographic Basin of the ...
Controle de Bambusa tuldoides munro e seus efeitos na chuva de sementes em floresta estacional semidecidual
(Universidade Federal de Santa Maria, 2020-03-04)
The bamboo dominance in forest remnants can cause disturbances in the ecological succession
mechanisms (light, temperature, humidity, etc.). When not managed, bamboo species can
become persistent for long periods. Still, ...
O fenômeno El Niño Oscilação Sul e a erosividade das chuvas em Santa Maria, RS
(Universidade Federal de Santa Maria, 2009-02-19)
A large-scale phenomenon that greatly affects the weather and the climate of different locations of the Globe and that has been widely studied during the last three decades is the El Niño Southern Oscilation (ENSO). ENSO ...