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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 ...
Efeito dos espectros de gota associados a diferentes arquiteturas de cultivares de soja no controle da ferrugem
(Universidade Federal de Santa Maria, 2011-07-22)
The efficiency of a fungicide is the result of the combination of a variety of factors including: time of application, environmental conditions, physiological condition of plant and application technology used. Already to ...
Influência do espectro de gotas no desempenho de fungicidas na cultura do trigo
(Universidade Federal de Santa Maria, 2013-03-19)
Leaf rust and leaf spots caused by Bipolaris sorokiniana and Drechslera tritici-repentis, are
diseases that dramatically reduce the productivity of wheat. Depending on the difficulty in
having cultivars resistant to all ...
Penetração cuticular / estomatal e sua influência na eficácia de fertilizantes foliares e agrotóxicos
(Universidade Federal de Santa Maria, 2018-06-29)
The better understanding of the mechanisms involved in the process of cuticular penetration and stomatal penetration has once again been a source of innovation and interest for researchers, given the recent technological ...
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, ...