Buscar
Itens para a visualização no momento 1-10 of 23
Desempenho de diferentes arranjos amostrais e modelos na espacialização de cátions trocáveis do solo
(Universidade Federal de Santa Maria, 2021-04-16)
Soil sampling for the mapping of its properties can be performed by a variety of arrangements with different levels of complexity. Considering the importance of exchangeable soil cations for crops, it is necessary to ...
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, ...
Métodos de amostragem para a modelagem espacial de fósforo disponível no solo
(Universidade Federal de Santa Maria, 2021-03-30)
Sampling represents a crucial step for digital soil mapping because it directly
interferes with the operational costs of the project and in the following steps of
data processing, up to the quality of the generated map. ...
Tomada de decisão para operação de descompactação do solo com base em zonas de manejo
(Universidade Federal de Santa Maria, 2020-10-30)
In an increasingly competitive system, optimizing the use of available resources and obtaining profitability with sustainability in your rural business must be the focus of rural producers, research and rural extension. ...
Avaliação de características agronômicas em soja por sensor ativo de vegetação e câmera multiespectral embarcada em aeronave remotamente pilotada
(Universidade Federal de Santa Maria, 2020-09-30)
Soy is one of the main national agricultural commodities, and, according to projections, Brazil will be, in 2020, the largest producer of this grain. As it is inserted in a highly competitive market, agricultural producers ...
Estimativa de falhas em semeadura de soja (Glycine Max (L) Merrill) a partir de imagens de sensoriamento remoto
(Universidade Federal de Santa Maria, 2020-08-26)
Currently, there is a great use of remotely controlled aircraft in agriculture and the need to increasingly optimize the production of Brazilian crops. To this end, the work seeks to analyze the failures in sowing / planting ...
Índices de vegetação, rendimento de grãos e seus componentes em soja, em área com avaliação de agentes de controle biológico
(Universidade Federal de Santa Maria, 2020-06-01)
The use of Remote Sensing (RS), especially in Precision Agriculture (PA) is in full expansion. Sensors embedded in the remotely piloted aircraft (RPA), complement the orbital and proximal RS, combined with the techniques ...
Protótipo de microestação meteorológica de baixo custo para monitoramento de variáveis microclimáticas
(Universidade Federal de Santa Maria, 2022-01-31)
Fruit farming has been standing out as one of the main agricultural activities in the country, exerting great influence on the social and economic sector. This is linked to some important factors, such as the generation ...
Caracterização da densidade do solo a partir da amostragem por zonas de manejo
(2021-08-26)
Precision agriculture techniques allow the localized management of soil factors that influence the productive performance of crops, density is one of these factors. Soil density (Ds) is a variable property, being influenced ...
Atividade enzimática de solo e sua relação com sistemas de plantas de cobertura em período outonal
(Universidade Federal de Santa Maria, 2022-06-13)
The wheat crop is of great importance for the agricultural sustainability of southern Brazil, and the search for increases in its productivity comes into the agenda with new studies. The use of cover crop systems becomes ...