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MANEJO DE IRRIGAÇÃO DA BATATA, PÊRA E MAÇÃ NO URUGUAI
(Universidade Federal de Santa Maria, 2006-01-17)
The objective of this work was to evaluate the utilization of different values of maximum crop evapotranspiration as irrigation trigger on growth, yield and yield components of potato, pear and apple plants. Experiments ...
Desenvolvimento e implementação de uma micro-rede avançada de alta freqüência para integração de fontes alternativas de energia
(Universidade Federal de Santa Maria, 2006-03-17)
This Thesis presents a distributed generation system, which works as a Microgrid, suitable to integrate alternative energy sources, using a high frequency AC link (HFAC) as a means of connecting sources and loads. The ...
Método de sincronização aplicado a conversores PWM trifásicos
(Universidade Federal de Santa Maria, 2006-07-17)
In the last decade, disturbances in the electrical system have been increased, mainly due to proliferation of nonlinear loads. As a result harmonic distortion, voltage unbalance and frequency variations are becoming a ...
Metodologia de projeto de fontes ininterruptas de energia monofásicas empregando controladores de ação repetitiva auxiliar no estágio de saída
(Universidade Federal de Santa Maria, 2006-12-18)
The present doctoral thesis concentrate efforts in the consolidation of the benefits introduced by the plug-in repetitive action in the performance of pulse-width modulated
voltage source inverters. The work is focused in ...
Dinâmica de crescimento de uma floresta ombrófila mista em Nova Prata, RS
(Universidade Federal de Santa Maria, 2006-04-04)
The changes in the species composition, phytosociological structure and the growth dynamics (recruitment, mortality and dbh increment) have been studied in five permanent plots in a Mixed Araucaria Forest with different ...
Características tecnológicas do vergamento das madeiras de Luehea divaricata, Carya illinoinensis e Platanus x acerifolia como subsídios para o manejo florestal.
(Universidade Federal de Santa Maria, 2006-04-27)
The present work was developed with the objective of investigating the characteristics of bending of the wood of Sycamore (Platanus x acerifolia), açoita-cavalo (Luehea divaricata), and pecan (Carya illinoinensis) coming ...
Avaliação da qualidade de forragem hidropônica de centeio, cevada e ervilhaca
(Universidade Federal de Santa Maria, 2006-02-10)
It was carried an experiment, in the Fitotecnia Department of the Federal University of Santa Maria (UFSM) - RS, with objective to evaluate the nutritional quality of two species of grassy (Hordeum vulgare L. and Secale ...
Cultura de tecidos e produção de b-ecdisona em pfaffia glomerata e pfaffia tuberosa (amaranthaceae)
(Universidade Federal de Santa Maria, 2006-10-06)
Many biotechnological techniques have been formed by new tools to the study of medicinal plants and for the production of homogenous and productive biomass. This work aimed to examine aspects of morphogenesis and callogenesis ...
DORMÊNCIA E PRÉ-GERMINAÇÃO DE SEMENTES DE ARROZ
(Universidade Federal de Santa Maria, 2006-03-20)
Several causes are pointed as responsible for the numbness in
seeds of rice. The fenolic compounds have influence in the swinging between
promoters and inhibitors of the germination of seeds, could represent an
obstacle ...
Variação dos compostos fenólicos e de cor dos vinhos de uvas (vitis vinifera) tintas em diferentes ambientes
(Universidade Federal de Santa Maria, 2006-02-10)
The quality of red wine was evaluated relating the variation of meteorological conditions such as color quantification and phenolic compound. Red wines of the
cultivars Vitis vinifera, Cabernet Sauvignon, Merlot and Tannat, ...