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Armazenamento de sementes de soja em diferentes embalagens e atmosferas
(Universidade Federal de Santa Maria, 2020-02-05)
The physiological quality of seeds has a direct influence on agricultural production; through the potential of vigorous plants production establishes a highly productive system with uniformity. Storage is one of the most ...
Desenvolvimento de sensor para quantificação do fluxo de massa de fertilizantes sólidos
(Universidade Federal de Santa Maria, 2020-02-03)
This study assumes that the insertion of sensors capable of instantaneous measurement of the mass flow of fertilizers, after its release by the feeder, can assist in the monitoring of the rates applied in each seeding line, ...
Potencial de produtividade em soja limitada por nitrogênio em ambiente subtropical
(Universidade Federal de Santa Maria, 2020-02-03)
Soybean ia a key crop in world agriculture, being the second largest supplier of vegetable oil
for human consumption and the main source of protein, about 40%, to feed animals and people.
Rio Grande do Sul, located in ...
Avaliação dos níveis de vibração e ruído em motosserra, com motor dois tempos
(Universidade Federal de Santa Maria, 2020-03-02)
The forest harvesting operation is undeniably hard work and with a high risk of accidents, in addition to causing serious health problems for workers. Despite technological advances, chainsaws when operated continuously ...
Avaliação do processo de desenvolvimento e gerenciamento de projetos de máquinas agrícolas de uma empresa de grande porte
(Universidade Federal de Santa Maria, 2020-01-15)
The Brazil has a key paper in world agricultural production, due to its capacity for
agricultural expansion and the development of new agricultural production technologies,
characteristics that may make it the largest ...
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, ...