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Racionalidade burocrática e políticas públicas: crítica ao sistema normativo da assessoria técnica, social e ambiental aos assentamentos da reforma agrária no RS
(Universidade Federal de Santa Maria, 2016-08-25)
Considering that the implementation of the Rural Extension (RE) services was outsourced by the State in an institutional pluralism environment and that this process was accompanied by an instrumental rationalization of ...
Comportamento oportunista em contratos agroindustriais: um exame multicaso-fuzzy para o estado do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2016-08-22)
This thesis examines agroindustrial contracts selected for the State of Rio Grande do Sul. From the williamsoniano concept of efficient governance, we seek to understand and measure how the opportunistic behaviour of agents ...
Inoculação com azospirillum brasilense em milho na integração lavoura-pecuária e a relação com as doses de nitrogênio e umidade do solo e ph s em solução
(Universidade Federal de Santa Maria, 2016-08-10)
Continuous use of fertilizer in high concentrations has been raising concerns on environmental pollution associated with the modernization and specialization of agricultural production and livestock systems. With this, ...
Aspectos fisiológios de sementes, produtividade de grãos de trigo submetidos a doses de nitrogênio, inoculação e aplicação foliar de Azospirillum brasilense
(Universidade Federal de Santa Maria, 2016-07-26)
The use of chemical fertilizers as well as providing greater productivity, is costly. The use of bacteria of the genus Azospirillum brasilense represent a potential tool to reduce production costs while improving productive ...
Atmosfera controlada dinâmica monitorada pelo quociente respiratório e sua interação com estádios de maturação sobre a conservação da qualidade e o perfil volátil de maçãs galaxy
(Universidade Federal de Santa Maria, 2016-02-22)
Harvesting the apple at the correct maturity stage for long-term storage is becoming more and more difficult, especially due to the lack of manual labor. Thereby, the development of storage techniques that allows the storage ...
Algoritmo para predição de risco de epidemia de phakopsora pachyrhizi em soja
(Universidade Federal de Santa Maria, 2016-02-23)
The control of asian soybean rust depends on the application of fungicides at the right time. The use of forecasting systems is an important tool in the decision-making process. This work aims to estimate a prediction ...
Doses de nitrogênio, silicatos e fungicidas em cultivar de arroz irrigado sensível à brusone
(Universidade Federal de Santa Maria, 2016-02-29)
Diseases are limiting factors for the expression of the high yield potential of rice cultivars in
the state of Rio Grande do Sul. Blast (Pyricularia oryzae) is considered the main disease,
causing damage to yield and milling ...
Respostas agronômicas e ecofisiológicas da cultura da canola ao excesso hídrico
(Universidade Federal de Santa Maria, 2016-02-19)
The objective of this study was to evaluate the agronomic and ecophysiological responses of canola cultivars grown under water excess in the soil, determining which crop stages are more sensitive, the length time of water ...
Avaliação da qualidade física de solos irrigados do Rio Grande do Sul e de funções de pedotransferência para a estimativa da retenção de água
(Universidade Federal de Santa Maria, 2016-06-17)
Knowledge of the physical and hydric characteristics of the soil is essential for proper management, aimed at conciliate good yields and soil quality. In agriculture, crop productivity tends to be maximized and environmental ...
Formas de fósforo no tecido de videiras: acúmulo, redistribuição e relação com parâmetros produtivos e composição da uva
(Universidade Federal de Santa Maria, 2016-07-29)
In grapevine production, requirement and phosphorus (P) doses are established on the basis total P content in leaves collected, change in color of fruit and productivity. Phosphorus absorbed, can be accumulated in plant ...