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Estudo da estabilidade a campo dos pesticidas carbofurano e quincloraque em água de lavoura de arroz irrigado empregando SPE e HPLC-DAD
(Universidade Federal de Santa Maria, 2007-07-24)
The use of pesticides to control pests, diseases and weeds in crops of agricultural interest aims at the increase of production. The degradation of applied compounds or their conversion into other products, does not ...
SIG na saúde pública - estudo de caso: mortalidade infantil em Dom Pedrito/RS
(Universidade Federal de Santa Maria, 2007-01-02)
This assignment has the objective to socialize some knoledges about the analysis of space distribution of children´s mortality in municipality of Dom Pedrito, connecting with the health service existing, like the urban and ...
Desenvolvimento e validação de método utilizando SPE E GC-MS para a determinação multirresíduo de pesticidas em água potável
(Universidade Federal de Santa Maria, 2007-09-05)
The water resources contamination has caused great environmental impact worldwide. In Brazil, the Ministry of Health through the Law 518 defines potability
parameters, between them, the maximum limits for a list of ...
Conservação in vitro de Euterpe edulis Martius através da embriogênese somática
(Universidade Federal de Santa Maria, 2007-11-23)
Heart of palm (Euterpe edulis Martius) is a characteristic species of Atlantic Forest. Presently, natural populations are being drastically reduced due to human action. This system of exploitation resulted in substantial ...
O estudo do lugar a partir do uso de imagens de satélites com alunos de 4ª série do ensino fundamental
(Universidade Federal de Santa Maria, 2007-03-14)
This work presents a methodological proposal to study the place concept through satellite images. With this proposal, the concepts of existence place for students and
teachers and the relationship of the existence place ...
Determinação de cloreto por cromatografia de íons em petróleo extrapesado, coque e resíduo de vácuo após decomposição em sistema fechado por combustão iniciada por microondas
(Universidade Federal de Santa Maria, 2007-07-27)
A method for chloride determination in heavy crude oil, petroleum coke and vacuum residue after microwave-induced combustion (MIC) in closed vessels is described. Samples (with exception of petroleum coke) were wrapped ...
Determinação do número de acidez total em resíduo de destilação atmosférica e de vácuo do petróleo empregando a espectroscopia no infravermelho (ATR-FTIR) e calibração multivariada
(Universidade Federal de Santa Maria, 2007-12-14)
The crude oil might contain a series of contaminants that can to produce undesired properties. Naphthenic acids (NA), for example, perhaps promotes corrosion in refineries. The determination of total acid number (TAN) in ...
Determinação de enxofre em petróleo pesado resíduo de vácuo e coque por ICP OES após combustão iniciada por microondas em sistema fechado
(Universidade Federal de Santa Maria, 2007-07-31)
In this work was proposed a microwave induced combustion procedure in closed vessels for decomposition of heavy crude oil, vacuum residue and coke for further sulfur determination by inductively coupled plasma optical ...
Modos quase-normais de buracos negros plano-simétricos anti-de sitter em d dimensões
(Universidade Federal de Santa Maria, 2007-08-22)
Quasinormal modes of plane-symmetric anti-de Sitter (AdS) black holes in d spacetime dimensions are investigated. Following the gauge invariant prescription developed by Kodama, Ishibashi and Seto (2000), fundamental ...
Desenvolvimento e validação de método multirresíduo para determinação de pesticidas em arroz polido utilizando método QuEChERS modificado, clean-up dispersivo e GC-MS (NCI-SIM)
(Universidade Federal de Santa Maria, 2007-03-01)
The rice is the main component of the basic diet of the world-wide population, is therefore, of extreme importance for the food security. In function of this, related aspects its production and comsumption must continuously ...