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Comportamento de fungicida em plantas de soja submetidas a diferentes regimes hídricos e horários de aplicação
(Universidade Federal de Santa Maria, 2014-02-21)
The climatic factors, especially water deficit, cause changes in biochemical and morphophysiological aspects in soybean plants, which consequently affect the performance of fungicide applications on leaves and pathogenicity ...
Épocas de semeadura, genótipos e programas de controle químico no manejo integrado da brusone na cultura do arroz irrigado
(Universidade Federal de Santa Maria, 2015-02-27)
The blast is the main disease of flooded rice. The integrated management of this disease is based on the adoption of cultural, genetic and chemical strategies of control. The objective of this work was to evaluate the ...
Milho bt e inseticidas no manejo de lepidópteros-praga
(Universidade Federal de Santa Maria, 2010-02-01)
The objectives of this study were to evaluate the effects of Bt toxin and seeds treatment with insecticides (imidacloprid + thiodicarb) on initial growth of corn and the control of Spodoptera frugiperda (J. E. Smith) in ...
Manejo de brusone em arroz irrigado e sensibilidade micelial de isolados à diferentes fungicidas
(Universidade Federal de Santa Maria, 2017-02-24)
The blast rice, caused of fungus Pyricularia oryzae is the most important rice crop disease and can cause up to 100% crop damage. The cultural, varietal and chemical management at the field level and the monitoring and ...
Suscetibilidade de populações do percevejo-marrom Euschistus heros (Fabricius, 1798) e do percevejo barriga-verde Dichelops furcatus (Fabricius, 1775) a inseticidas
(Universidade Federal de Santa Maria, 2020-02-07)
The neotropical brown stink bug, Euschistus heros (Fabricius, 1798), and the green belly stink
bug, Dichelops furcatus (Fabricius, 1775), are important sucking pests that attack cultivated
plants in Brazil. The ...
Controle pós-colheita da podridão parda do pessegueiro com fungicidas em pré-colheita e Trichoderma em pós-colheita
(Universidade Federal de Santa Maria, 2012-07-20)
The aim of the present work was to evaluate the efficiency of pre-harvest application of fungicides on control of brown rot on postharvest and verify their effect when associated with fungal antagonists, ensuring efficiency ...
Suscetibilidade a inseticidas em linhagens de Spodoptera frugiperda (J. E. Smith, 1797) com resistência as proteínas de Bacillus thuringiensis berliner expressas em milho
(Universidade Federal de Santa Maria, 2019-01-24)
Fall armyworm, Spodoptera frugiperda (J. E. Smith, 1797) (Lepidoptera: Noctuidae) is the
most important pest of maize in Brazil. The control of this species has been performed with Bt
maize and insecticides. ...
Desempenho de híbridos, sistemas de condução e aplicação foliar de fungicidas na incidência de grãos ardidos na cultura do milho (Zea mays L.).
(Universidade Federal de Santa Maria, 2016-02-22)
The maize is one of the most important cereal grown worldwide. With the advancement of acreage and monoculture, the emergence of several diseases is well known, which has generated losses of quality and productivity of ...
Manejo de Spodoptera frugiperda (J. E. Smith, 1797) em milho com plantas Bt, inseticidas químicos e Baculovirus
(Universidade Federal de Santa Maria, 2021-09-10)
The fall armyworm, Spodoptera frugiperda (J. E. Smith 1797) (Lepidoptera: Noctuidae) is considered the main insect pest of corn (Zea mays) in Brazil. The control of this pest is carried out mainly with the use of Bt Plants ...
Relações lineares entre variáveis no controle de buva em soja com diferentes manejos hibernais
(Universidade Federal de Santa Maria, 2022-05-27)
Brazil is considered the world largest producer of soybeans (Glycine max (L.) Merril). Due to its importance, weed control, such as hairy fleabane (Conyza spp.) should be prioritized, once cases of resistance to the herbicide ...