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Retenção de inseticida e fungicida em sementes de arroz com o uso de polímeros
(Universidade Federal de Santa Maria, 2016-05-04)
The following dissertation has been developed into two chapters: chapter I aimed to evaluate the physiological and sanitary quality of rice seeds treated with fungicide and insecticide coated with polymers, as well as ...
Eficiência nutricional ao fósforo de clones de batata
(Universidade Federal de Santa Maria, 2016-02-26)
The potato plant is highly demanding regarding the presence of phosphorus (P) readily
available in soil solution. To achieve high yields of tubers, large applications of phosphate
fertilizers are made, which consequently ...
Probabilidades de ocorrência de deficiência hídrica nos solos da região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2005-06-03)
The detailed determination of the probabilities of occurrence of certain levels of water deficit (WD) is important for the farming planning and environmental management in the public and private administration. Such ...
Crescimento, desenvolvimento e potencial de rendimento de soja em função do tipo de crescimento e grupo de maturidade relativa em ambiente subtropical
(Universidade Federal de Santa Maria, 2015-12-21)
The objectives of this thesis were: To estimate the relative maturity group of old and modern soybean cultivars used in Southern Brazil; To quantify the branches contribution in the leaf area index; To characterize the ...
Correlações canônicas entre caracteres fenológicos, morfológicos, produtivos e nutricionais de genótipos de milho
(Universidade Federal de Santa Maria, 2015-12-18)
The aim of this study was to identify through canonical correlation analysis if there is linear dependence among the phenological, morphological, and productive traits with protein-nutritional and energetic-nutritional ...
Proteção do óxido nítrico sobre o estresse oxidativo causado por herbicidas em arroz irrigado
(Universidade Federal de Santa Maria, 2015-07-31)
Although selective, some herbicides cause injury in plants, resulting in uncontrolled production of reactive oxygen species. Nitric oxide (NO) is appointed as a reducer of the effects caused by oxidative stress in plants; ...
Testes de multicolinearidade em variáveis morfológicas e produtivas de tomateiro
(Universidade Federal de Santa Maria, 2016-01-15)
This work presents a comparative study of multicollinearity identification methodologies in multivariate analyzes. Multicollinearity is caused by intense linear relationship between the study variables and can interfere ...
Desenvolvimento de tecnologias para processamento de tubérculos não comercializáveis de batata
(Universidade Federal de Santa Maria, 2010-06-10)
The potato is a basic and rich food in carbohydrates, proteins and vitamins. It is worldwide
consumed in a multiplicity of dish preparations. The Brazilian potato production is
usually for the domestic market. Tubers are ...
Dimensionamento amostral para análise de trilha em caracteres de milho
(Universidade Federal de Santa Maria, 2014-05-16)
The objective of this study was to determine the sample size necessary to estimate the average, the coefficient of variation, the Pearson linear correlation coefficient and the direct effects of explanatory variables on ...
Modelos mistos no ajuste de curvas de crescimento de Ricinus communis L.
(Universidade Federal de Santa Maria, 2010-07-16)
The world energy demand must be met, however, the conventional sources are nearing exhaustion, and cause harmful effects to the environment. In this sense, it has been researched renewable energy sources as an alternative ...