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Variabilidade espacial dos atributos químicos do solo, índices de vegetação e sua relação com atributos químicos do mosto da uva
(Universidade Federal de Santa Maria, 2016-02-19)
Viticulture in Rio Grande do Sul state occupies a prominent position in the national scenario, the sector accounts for about 60.2 % of the total cultivated area in the country. Vine cultivation has very important economic ...
Manejo de lagartas e percevejos da soja com controle localizado
(Universidade Federal de Santa Maria, 2013-02-18)
Soybean [Glycine max (L.) Merrill] is the most important crop grown in Brazil and worldwide. Nevertheless, the yield is still limited by several issues in which the damages by caterpillars and stink bugs are main ones if ...
Emergência, distribuição espacial e manejo de buva resistente ao herbicida glifosato
(Universidade Federal de Santa Maria, 2014-01-31)
The knowledge of spatial distribution in weed populations allows site specific management
that can entail economic benefits of materials, and preservation of the environment. The
objective of this study is to evaluate ...
Tamanho da amostra, distribuição espacial de corós de cereais de inverno e danos de curculionídeos das raízes da soja
(Universidade Federal de Santa Maria, 2013-08-22)
The occurrence of species of Escarabeídeos is mentioned in Rio Grande do Sul. Their larval stage coincides with the development of winter crops and pastures and the most cited in the literature are Diloboderus abderus ...
Geoestatística e imagens orbitais para caracterizar a distribuição espacial e danos de larvas de melolontídeos em cereais de inverno
(Universidade Federal de Santa Maria, 2010-03-01)
This study aimed to analyze the spatial distribution and use of orbital images for the identification of white grub damage. Will be presented in two chapters, the chapter one, presents the geostatistical characterization ...
Distribuição espaço-temporal e flutuação populacional de lagartas desfolhadoras da soja
(Universidade Federal de Santa Maria, 2011-02-17)
This work aimed to analyze the spatial-temporal distribution and population fluctuation of soybean defoliating caterpillars, during the development cycle of the crop. Thus, this will be presented in two chapters. Chapter ...
Aplicação de técnicas de agricultura de precisão em áreas do cultivo do fumo na agricultura familiar
(Universidade Federal de Santa Maria, 2016-09-01)
Tobacco growing is one of family farming s main economic activities in the central region of the Rio Grande do Sul state. This paper aims to administer precision agriculture techniques in tobacco growing area of family ...
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 ...