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Caracterização pedológica, uso da terra e modelagem da perda de solo em áreas de encosta do rebordo do planalto do RS
(Universidade Federal de Santa Maria, 2010-02-25)
The river catchment Vacacaí Mirim is located where the water reservoir that supplies part of the water needs of the city of Santa Maria is located in a hillslope area of
plateau border Southern Rio Grande. In these hillslope ...
Temperatura e umidade de um solo franco arenoso cultivado com milho
(Universidade Federal de Santa Maria, 2010-03-01)
Water is a key factor for crop yields, and causes major fluctuations in productivity, especially for maize cultivated in southern Brazil. Mulching the soil surface, temperature and soil moisture are factors closely linked ...
Influência dos resíduos vegetais na superfície do solo na dinâmica de evaporação da água e temperatura do solo
(Universidade Federal de Santa Maria, 2010-05-21)
The availability and proper management of water represent fundamental aspects of the development of sustainable agricultural production systems, since it has direct impact on crop productivity. Maintaining crop residues ...
Mineralogia e liberação de potássio em solos de várzea do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2010-04-09)
The cultivation of flooded rice in Rio Grande do Sul (RS) does not always respond to potassium (K) fertilization, even when the availability is considered low or medium. Other K forms not estimated by the method of analysis ...
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 ...
Emergência e crescimento inicial de plantas de girassol sob excesso hídrico
(Universidade Federal de Santa Maria, 2013-02-25)
The sunflower cultivation has great potential for success in different edaphoclimatic regions. However, the stress occurrence, including the water excess on soil is detrimental to the crop development and production. The ...
Inoculação, manejo do nitrogênio e decomposição dos resíduos vegetais de cereais de inverno na produção de grãos e silagem de milho
(Universidade Federal de Santa Maria, 2014-02-28)
The quest for greater productivity and concern for sustainability, it makes the constant search for alternatives that obtain high productivity sustainably and nutrient cycling, biological nitrogen fixation and proper N ...
Qualidade fisiológica de sementes e estabelecimento do consórcio aveia-preta e azevém sob fixação biológica de nitrogênio em sistema de integração lavoura-pecuária
(Universidade Federal de Santa Maria, 2014-02-28)
In southern Brazil the consortium oat and ryegrass is the most used during the winter period in the crop-livestock system. One of the barriers in this system refers to the waiting period forage when there is shortage of ...