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Itens para a visualização no momento 61-67 of 67
Acurácia e tempos de resposta de semeadora de milho à taxa variável em regimes estacionário e transitório de acionamento
(Universidade Federal de Santa Maria, 2014-07-17)
This study developed routines to evaluate accuracy, longitudinal seed displacement and
response times, applied to Variable Rate Technology (VRT) on seeder machines. A prototype was
submitted to experiments evolving ...
Estratégias de agricultura de precisão para definição de zonas de manejo em sistemas de integração lavoura pecuária
(Universidade Federal de Santa Maria, 2014-06-05)
The Precision Agriculture is a great tool to assist and enhance the spatial and temporal management of agricultural activities. In this sense the site-specific management, provides an understanding of agricultural crops ...
Índice de Vegetação por Diferença Normalizada (NDVI) no patossistema Puccinia triticina Triticum aestivum
(Universidade Federal de Santa Maria, 2015-03-02)
One of the major problems and difficulties in the production process is to monitor / predict the presence, intensity and abundance of these pathogens under field conditions in a timely manner to avoid significant damage ...
Variabilidade espacial de atributos químicos do solo, produtividade, e qualidade fisiológica de semente de soja
(Universidade Federal de Santa Maria, 2017-01-24)
The production of seeds with high potential for germination and vigor, besides being
desirable for obtaining a field of production with different physiological quality, adds
value to the product and guarantees its ...
Variabilidade espacial do tifton 85 em função dos atributos químicos e físicos do solo
(Universidade Federal de Santa Maria, 2013-08-05)
The aim of this study was to use Precision Farming tools to assess the spatial variability of production of green mass (MV), dry mass (MS) and accumulation of nitrogen (N), phosphorus (P) and potassium (K) of tifton 85 ...
Análise comparativa de sistemas de direcionamento na operação de pulverização terrestre
(Universidade Federal de Santa Maria, 2013-12-30)
With the agricultural mechanization in expansion in the country, a lot of farmers, in order to optimize resources in the property, invest in technologies and agriculture techniques of precision for decreasing the cost of ...
Avaliação e critério para a utilização de semeadora com sistema de taxa variável de sementes na cultura da soja
(Universidade Federal de Santa Maria, 2013-09-13)
Precision agriculture (PA) is an activity considered quite recent and many studies have been conducted in this area. New technologies towards AP were made available over a short time and should be better studied, in order ...