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Espectros de gotas e taxas de aplicação de fungicidas em diferentes horários no controle da ferrugem asiática da soja
(Universidade Federal de Santa Maria, 2017-03-03)
Asian rust causes significant yield loss in soybean and its control is based on fungicide applications. Factors related to application technology, such as techniques adopted and climatic conditions, influence the success ...
Tecnologia de aplicação de fungicidas no patossistema Triticum aestivum - Puccinia triticina
(Universidade Federal de Santa Maria, 2015-07-31)
The wheat cultivation is subject to a certain number of limiting factors, such as climate adversities and diseases. Besides contributing to the incidence of infections that arise from diseases such as leaf rust (Puccinia ...
Efeito do espectro de gotas e idade de trifólios sobre a taxa de absorção de fungicidas em soja
(Universidade Federal de Santa Maria, 2010-10-20)
Currently, the Asian soybean rust is the main disease of this crop in Brazil and chemical control, so far, is the only effective measure to reduce losses. The development of control strategies for this disease requires ...
Aplicação em sulco de nematicidas em soja
(Universidade Federal de Santa Maria, 2015-06-12)
The aim of this study was to evaluate the effect of cadusafos and Fluensulfone nematicides applied at three different depths and positions in the soybean planting in furrow, in order to control Meloidogyne javanica, ...
Relação entre pontas de aplicação, horário de aplicação e cultivares no controle de Phakopsora pachyrhizi em soja
(Universidade Federal de Santa Maria, 2010-03-31)
The process of agricultural production in Brazil has as a main gear the application of chemicals carried out by spraying machines. This study aimed to identify possible interactions between the tips of spraying nozzles, ...
Pulverização eletrostática no controle de Giberella zea em trigo e Spodoptera frugiperda em milho
(Universidade Federal de Santa Maria, 2021-10-01)
Electrostatic spraying is a technology that can improve pesticide coverage on plant structures,
improving pesticide performance, decreasing drift and increasing environmental safety.
Spodoptera frugiperda caterpillars ...
Pontas de pulverização e taxas de aplicação sobre o controle da ferrugem asiática em diferentes cultivares de soja
(Universidade Federal de Santa Maria, 2012-03-01)
The suitability of application technology, particularly with regard to spray nozzles and spray rates to the target characteristics, mainly related to plant architecture, can improve the quality of the deposition of fungicides, ...
Qualidade da aplicação em trigo conforme reduções da taxa aplicada em associação com diferentes pontas de pulverização
(Universidade Federal de Santa Maria, 2013-11-30)
Nowadays there is a trend of become the operational of agrochemicals spray faster. Then, it may cause a direct impact on the spray quality of a given product, influencing even directly the effectiveness of it control. The ...
Tecnologia de aplicação de fungicidas na cultura do trigo
(Universidade Federal de Santa Maria, 2006-03-01)
The presence of dew at fungicide spray might change de efficiency. So, the work was carried out to evaluate changes on fungicides efficiency on control of wheat diseases due to presence of dew on leaf surface at the moment ...
Interferência de adjuvantes e horários de aplicação no espectro de gotas e no desempenho de fungicidas em soja
(Universidade Federal de Santa Maria, 2022-08-26)
After reaching the soybean crop [Glycine max (L.) Merrill] the spores of the fungus that causes
soybean Asian rust (Phakopsora pachyrhizi) need optimal temperatures and humidity to initiate
the infectious process, ...