Buscar
Mostrando ítems 17651-17660 de 58837
Heterogeneidade espacial e temporal de variáveis limnológicas no reservatório de Itupararanga associadas com o uso do solo na Bacia do Alto Sorocaba-SP
(2015-01-01)
Among the human activities around waterbodies, pollution by runoff of agrochemicals. and sewage discharges into waterbodies can cause nutrient loading, which contributes to the eutrophication process and degradation of ...
Partial discharge monitoring in power transformers using low-cost piezoelectric sensors
(2016-08-10)
Power transformers are crucial in an electric power system. Failures in transformers can affect the quality and cause interruptions in the power supply. Partial discharges are a phenomenon that can cause failures in the ...
Mechanized harvesting of bamboo plantations for energy production: Preliminary tests with a cut-and-shred harvester
(2016-10-01)
Bamboo plantations can help expanding biomass production to marginal lands, while requiring limited chemical and labour inputs. However, the development of a modern industrial bamboo energy chain requires an adequate level ...
Eficiência bioeconômica da suplementação de novilhos em pastagens de Capim Marandu
(2014-01-01)
The objective was to evaluate the effect of mineral salt (MS), multiple (MS), energy (ES) and protein supplements (PS) on performance, behavior and production cost of the cattle in Marandu grass pasture. The experiment ...
Unscented Kalman filter for spacecraft attitude estimation using modified Rodrigues parameters and real data
(2016-10-01)
In this paper, a sigma-point Kalman filter formulation for attitude estimation is derived using the modified Rodrigues parameters and real data of attitude sensors. The unscented Kalman filter algorithm is used for attitude ...
Good Outcomes in Kidney Transplantation With Deceased Donor With Acute Kidney Injury: Donor's Age and Not Acute Kidney Injury Predicts Graft Function
(2016-09-01)
Background With the increased demand for kidney transplants and the short supply of organs, it is necessary to have a better strategy to evaluate the available organs, especially from donors with acute kidney injury (AKI), ...
Density and microhabitat preference of the Southern Bristle-Tyrant (Phylloscartes eximius): Conservation policy implications
(2016-11-01)
Demographic and habitat preference studies are of paramount importance for conservation of birds, which is urgent in the mostly devastated Atlantic Forest. Moreover, these studies can indicate microhabitats that deserve ...
Consumption Diagnosis of Sweet Cassava in three Municipalities in Cuba
(2014)
Cassava is an important staple food for human and animal feeding in Cuba. Despite its importance, there is little or nonexistent information to diagnose preferences and frequency of consumption of cassava in that country. ...
Greenhouse crisphead lettuce grown with mulching and under different soil water tensions
(2016-01-01)
Proper irrigation management is important both to enable adequate water supply and to minimize problems with diseases, nutrient leaching and unnecessary water and power wastes. Thus, this study aimed at improving irrigation ...
Crecimiento, producción y composición química de la berenjena ‘ciça’ bajo fertirrigación potásicaCrescimento, produção e composição química de berinjela ‘ciça’ sob fertirrigação potássica
(2016-01-01)
The objective of this study was to evaluate the effect of potassium applied through fertigation in coverage of the development, production and chemical composition of eggplant ‘Ciça’ in an Oxisol. The treatments consisted ...