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Sistema especialista para a monitoração do processo de degradação de medidores tipo indução de energia elétrica ativa
(2010-12-01)
This paper presents a methodology and software for hazard rate analysis of induction type watt-hour meters, considering the main variables related with the degradation process of these meters, for the Elektro Electricity ...
Soil erodibility assessment in a pasture and forest remnant using the inderbitzen device
(2013-05-28)
Brazil has the largest cattle herd in the world with approximately 200 million head. An important feature of the Brazilian cattle industry is that most of its herd is raised on pasture, which constitutes one of the most ...
In situ degradability of hand harvested or extrusa samples of Tanzania grass (Panicum maximum, Jacq.)
(Fundação Estudos Agrarios Luiz Queiroz (fealq), 2001-01-01)
In order to compare the in situ degradability of tanzania grass samples obtained as by extrusa or hand plucked, three ruminal fistulated cows were used in a completely randomized block design with split-plot scheme. Five ...
Choice of revegetation techniques for degraded areas using environmental damage assessment in the Amazon Forest, Brazil
(Wit Press, 2015-01-01)
The success in environmental recovery process is highly dependent on the knowledge of the characteristics of the new environment formed. Knowledge about historical degradation, activities developed, aspects and negative ...
Environmental solutions of recovery of Amazonian forest mining operations
(2010-12-01)
In order for the projects of recovery of degraded areas to be successful, it is necessary to have a perfect recovery of the soil where the revegetation will be implanted as an initial action in the recovery of the whole ...
Mechanical tillage of degraded mining areas at Jamari national forest (Amazonian forest, Rondônia - BR)
(2010-12-01)
According to the environmental legislation enforced in Brazil and the process of marketing globalization, the commitment of the nations to the preservation of the environment is intensified. By reason of nature's negative ...
Permeation properties of HDPE geomembranes
(2010-01-01)
This paper evaluates the permeation properties of HDPE geomembranes intacts and after exposure to UV rays (weathering) after 12 years. Water vapor transmission tests (WVT) were performed in HDPE geomembranes (1.00 mm). ...