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Uniformidade de distribuição longitudinal de fertilizantes de um mecanismo dosador com rosca helicoidal dupla
(Universidade Federal de Santa Maria, 2021-08-06)
With the constant increases in the demand for food, an increase in crop productivity is increasingly necessary. For this to occur, the use of more efficient techniques and equipment is essential. This research aimed to ...
Desempenho produtivo, retorno financeiro e econômico do Tifton 85 irrigado
(Universidade Federal de Santa Maria, 2021-03-31)
Tifton 85 (Cynodon spp.), is an excellent forage for the intensification of livestock production
in Rio Grande do Sul. However, there are invariably losses in production related to water deficit
in periods of drought, ...
Densidade de plantas agronômica ótima de soja para altas produtividades em ambiente subtropical
(Universidade Federal de Santa Maria, 2021-02-19)
The agronomic optimal plant density (AOPD) is the minimum number of plants needed to maximize grain yield in soybean crops. The aims of this work were: (i) to determine AOPD for different soybean maturity groups (MGs) in ...
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: ...