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Modelagem do desenvolvimento da batata (solanum tuberosum l.) à campo
(Universidade Federal de Santa Maria, 2005-01-14)
Potato (Solanum tuberosum L.), Solanaceae, native of Cordilheira dos Andes, South America, is the fourth food crop worldwide, being only overcome by wheat, rice and corn. Potato production in Brazil is concentrated in the ...
Qualidade física de solos irrigados do Rio Grande do Sul e do Brasil central
(Universidade Federal de Santa Maria, 2005-02-28)
The irrigated áreas are caracterized by an intensification of the land use, and as consequence, an intense use of the soil. This usually results in a higher pressure of the soil structure degradation, causing many times ...
Potencial de mineralização anaeróbica do nitrogênio em solos de várzea do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2005-02-23)
The soil organic nitrogen is the main source of N to crops, which is released from soil organic matter (SOM) decomposition by microrganisms. The N fertilization is based
on SOM levels, however, the SOM decomposition and ...
Simulação da necessidade de irrigação no estado do Rio Grande do Sul para compensar perdas por deficiência hídrica de milho, soja e feijão
(Universidade Federal de Santa Maria, 2004-02-27)
The temporal and spatial variability of the rainfall amount and its distribution is usually the major cause of agricultural yield losses. These variables are responsible for the oscillations in yields of Spring and Summer ...
Ação extensionista e formação de capital social no projeto área piloto - RS
(Universidade Federal de Santa Maria, 2004-04-22)
Simulação econômica de rotação de culturas irrigadas na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2004-10-01)
An agricultural production system is constituted by a succession of processes divided in subsystems in which it is emphasized the carriage of productive process related to the environment. In these subsystems, there are ...
Qualidade de fritura de tubérculos de batata produzidos sob cinco doses de nitrogênio
(Universidade Federal de Santa Maria, 2005-03-03)
Nowadays, potato is the most important vegetable in Brazil and frying is the preferable way to consume it. Potato processing industry requires tubers characteristics as: uniform size and color, besides chip golden color. ...
Acúmulo de massa seca e nitrogênio durante o ciclo de crescimento e desenvolvimento da batata
(Universidade Federal de Santa Maria, 2005-01-13)
The goal of this work was to determine the effect of N supply in growth, development and yield of potato plants and the implications to N fertilization in this crop. The experiment was conducted in a greenhouse of the ...
Épocas de menor risco de estresse hídrico e térmico para o feijoeiro na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2005-01-27)
The common bean is the main food of many Brazilians and it is produced in the whole national territory, wich means that this spcies cultivated in variety of meteorological conditions. In spite of its great importance, the ...
Água no solo e rendimento de trigo, milho e soja, associados ao fenômeno El niño oscilação sul e à mudança climática simulados para Santa Maria, RS.
(Universidade Federal de Santa Maria, 2005-01-20)
The El Nino Southern Oscillation (ENSO) is a large-scale phenomenon that impacts weather and climate worldwide, including Southern and Northeast Brazil. Soil water is a major factor that affects interannual crop production ...