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Identificação de espécies de Heliothinae e controle de Helicoverpa armigera (Lepidoptera: Noctuidae) na cultura da soja
(Universidade Federal de Santa Maria, 2015-02-27)
Não foi possível inserir o abstract.
Mancozebe associado ao patossistema Phakopsora pachyrhizi × Glycine max: respostas fisiológicas das plantas
(Universidade Federal de Santa Maria, 2017-02-17)
Mancozeb has been the protective fungicide with a multi-site mechanism widely used associated with fungicide programs in soybean cultivation. This compound has provided significant increases in the systemic fungicides ...
Patogenicidade de isolados de Sclerotinia sclerotiorum sobre germoplasma de soja
(Universidade Federal de Santa Maria, 2017-06-30)
The White mold or Sclerotinia stem rot, caused by the fungus Sclerotinia sclerotiorum, has become a serious problem in soybean production areas. The objectives of this work were to evaluate whether in different agricultural ...
Tamanho de amostra para caracteres morfológicos e produtivos de feijão guandu
(Universidade Federal de Santa Maria, 2014-02-20)
The sample size represents the number of plants to be evaluated for an appropriate experimental design. It is assumed that there is variability in the sample size between characters, between evaluation periods and between ...
Himenópteros parasitoides associados a cultivos orgânico e convencional de tabaco (nicotiana tabacum l.) em Santa Cruz do Sul, RS, Brasil
(Universidade Federal de Santa Maria, 2011-02-28)
The fauna of parasitic Hymenoptera is not well known in Brazil, despite its great diversity and biological, ecological and economical importance. In the cultivation of tobacco (Nicotiana tabacum L.) there is the need to ...
Herbicidas dessecantes na fauna edáfica e genotoxicidade
(Universidade Federal de Santa Maria, 2014-08-21)
The use of direct seeding system brought changes on the weed management, by the mean of increasing of chemical control. The intense use of herbicides may have effect over the ecology of non-target soil organism. Two studies ...
Padrão sazonal da qualidade do solo, água, regimes térmicos e desempenho de culturas para biocombustíveis sob diferentes práticas de manejo
(Universidade Federal de Santa Maria, 2014-09-15)
The intensification of biofuel production causes negative impacts on soil quality, thus the soil requires adequate assessment to ascertain its quality status, however site-specific nature of results in literature requires ...
Óleo essencial de eucalipto como bioestimulador da micorrização e do estabelecimento de mudas de eucalipto e sibipiruna em solo contaminado com cobre
(Universidade Federal de Santa Maria, 2010-10-08)
Ectomycorrhizal fungi (fECM) combined with the plant root system improve the absorption of water and nutrients, providing great plant growth, especially in environments with nutritional deficiency or degraded. Due to the ...
Pedofunções para retenção de água de solos do Rio grande do Sul irrigados por aspersão
(Universidade Federal de Santa Maria, 2010-02-26)
The determination of some soil physical characteristics, especially those related
to water retention is difficult, requiring careful soil sampling, laboratories with
sophisticated and high-cost equipment, highly trained ...
Perdas de água e variações na temperatura de um argissolo vermelho em função de diferentes quantidades de resíduos vegetais na superfície e espaçamentos entre linhas do feijoeiro
(Universidade Federal de Santa Maria, 2011-02-25)
Irrigation is an alternative to minimize fluctuations in grain production and yield due to water deficiency. However, to prevent water losses and to improve the
efficiency of this use, the irrigation management has to be ...