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Estimativa da evapotranspiração a partir de dados diários de previsão meteorológica
(Universidade Federal de Santa Maria, 2015-03-17)
The real time determination and future of evapotranspiration (ET) can contribute to
more efficient management of irrigation. The objective of this study was: (i) to evaluate
the accuracy of the estimate of the reference ...
Caracterização, avaliação e classificação dos pulverizadores autopropelidos produzidos no Brasil
(Universidade Federal de Santa Maria, 2015-07-24)
Brazil is considered the largest consumer of pesticides in the world. To apply these inputs are used, in many cases, hydraulic self-propelled sprayer boom. In Brazil there are few tools that assist the farmer in choosing ...
Levantamento florístico e etnobotânico como ferramenta ao uso sustentável e conservação dos recursos florestais
(Universidade Federal de Santa Maria, 2015-03-05)
The forest provides to human society many products and services that are often not appreciated, as in the case of the medicinal potential of forest species. Based on these considerations, the aim of this study was to perform ...
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 ...
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, ...
Nitrogênio e água como fatores de produtividade da soja (Glycine max (L.) Merrill)
(Universidade Federal de Santa Maria, 2015-03-06)
Soy is one of the most important agricultural products in the world and in
Brazil, which is the second largest producer of culture. Due to the excellent
combination of productivity, protein and oil content in grain, this ...
Variabilidade espacial de atributos do solo e da produtividade da soja e qualidade do solo em sistema de integração lavoura-pecuária
(Universidade Federal de Santa Maria, 2015-02-20)
For the sustainability of integrated crop-livestock systems, the proper management of its components (soil-plant-animal), which are dynamic and interact with each other, are essential to define the system's ability to ...
Síntese e aplicação de nanofiltro contendo nanotubos de carbono na retenção de contaminantes em água
(Universidade Federal de Santa Maria, 2015-06-05)
This work aimed to use Multiple Walls Nanotubes (MWNT) in order to synthesize a nanofilter to remove water contaminants and to test the nanofilter manufactured in removing Benzothiophene and pesticides present in water. ...
Efeitos da geada em canola (Brassica napus L.) em função da distribuição da palha na superfície do solo
(Universidade Federal de Santa Maria, 2015-02-27)
Canola is a winter crop that has good adaptability to low air temperature, but depending on environmental conditions and developmental stage the occurrence of frosts can cause significant damage to the crop. However, few ...
Desempenho e emissões de um motor de trator agrícola operando com misturas de óleo diesel e etanol
(Universidade Federal de Santa Maria, 2015-03-05)
The growing demand of energy in the world, the decrease of petroleum reserves and
the current problems of environmental contamination, increase the interest in
renewable energy study for internal combustion engines, to ...