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Treatment of fue diesel with a permeable reactive barrier technology
(Universidad Nacional de Colombia Sede Medellín, 2007)
The objective of this investigation is to study the treatment of the diesel production of Mexican content in water with a system of permeable reactive barriers in laboratory (seven columns). An agricultural soil (ASo) was ...
Impact of bulk deposition of anions as diffuse source in preto river, são paulo state, Brazil
(2010-01-01)
Bulk and wet depositions were measured during two hydrological years (January, 2(308 to January, 2010) in the Sao Jose do Rio Preto city. Water samples of total and wet depositions were collect from the Preto river after ...
Fisiopatologia do hiperparatireoidismo secundário renal em cães - revisão de literatura
(Universidade Estadual Paulista (Unesp), 2022-01-19)
O hiperparatireoidismo secundário renal (HPTr) é uma afecção multifatorial que ocorre frequentemente em pacientes doentes renais crônicos. A redução nas taxas de filtração glomerular e perda progressiva dos néfrons levam ...
Removal of Toxic Metals from Sewage Sludge Through Chemical, Physical, and Biological Treatments—a Review
(2016-12-01)
The implantation of wastewater treatment systems aims to minimize environmental impacts, but ultimately generates waste materials, such as sewage sludge, which must be properly discarded. Final disposal in landfills, and ...
Agricultural potential of an industrial sewage sludge in compliance with CONAMA Resolution no. 375/2006
(2015-01-01)
The agricultural use of sewage sludge is one of the best alternatives to disposal because of its potential as a plant fertilizer and soil conditioner. However, to be safe for agricultural use, the sewage sludge must be ...
Assessment of the potential toxicity of glyphosate-based herbicides on the photosynthesis of Nitella microcarpa var. wrightii (Charophyceae)
(2016-01-01)
Although macroalgae are considered one of the most important primary producers in streams, to our knowledge there has been no research on the effects of herbicides on these organisms. Such studies are crucial for improving ...
Phosphogenesis, aragonite fan formation and seafloor environments following the Marinoan glaciation
(2018-07-01)
Carbonates in the Sete Lagoas Formation (São Francisco craton, Brazil) preserve a record of chemical, biological, and oceanographic changes that occurred during the Ediacaran Period. The base of this formation constitutes ...
Ambientes fluviais laterais na bacia do Rio da Prata: Efeitos dos barramentos de hidrelétricas e da eutrofização
(2016-01-01)
Aim: Identify large-scale limnological patterns in lateral water bodies of Río de La Plata Basin, considering the influence of river damming and urban conglomerates. Methods: Samplings were performed in a broad spatial ...
Residual effects of superficial liming on tropical soil under no-tillage system
(Empresa Brasil Pesq Agropec, 2016-09-01)
The objective of this work was to evaluate the long-term effects of the surface application of lime on soil fertility and on the mineral nutrition and grain yield of soybean, and of black oat and sorghum in crop succession. ...
Productivity of Pinus caribaea VAR. hondurensis and its relations with chemical attributes of soils in the brazilian Cerrado region
(Centro Pesquisas Florestais, Ufsm, 2019-01-01)
Forestry with exotic species plays an important socioeconomic role in Brazil, providing raw material for the production of wood, firewood, charcoal, cellulose, among others. In this sense, it becomes necessary to deepen ...