Now showing items 1-10 of 1048
Microbial populations and activities in sewage sludge and phosphate fertilizer-amended soil
(Elsevier B.V., 1996-07-01)
A greenhouse study was conducted to determine the number of microbial populations and activities in sewage sludge and phosphate fertilizer-amended dark red latosoil for cultivation of tomato plants. Sewage sludge was applied ...
Concentrations of Cu, Fe, Mn, and Zn in tropical soils amended with sewage sludge and composted sewage sludge
Sewage sludge may be used as an agricultural fertilizer, but the practice has been criticized because sludge may contain trace elements and pathogens. The aim of this study was to compare the effectiveness of total and ...
An evaluation into the potential of biological processing for the removal of metals from sewage sludges
(Crc Press Inc, 1999-01-01)
The use of sewage sludge in agricultural land as a means of sludge disposal and recycling has been shown to be economical and suitable because of the presence of nutrients such as nitrogen and phosphorus. However, municipal ...
Thermal behavior of residues (sludge) originated from Araraquara water and sewage treatment station
The number of the cities with canalized water and sewage treatment stations has increased lately and consequently having in mind the great concern on environment preservation and the quality of the water used by society. ...
Effect of sewage sludge on the incidence of corn stalk rot caused by Fusarium.
(In: BIENNIAL, AUSTRALASIAN PLANT PATHOLOGY SOCIETY CONFERENCE HANDBOOK, 15., 2005, Victoria, Australia. Innovations for sustainable plant health. Victoria, Australia: APPS, 2005. p. 280., 2005)
Bioleaching of metals from anaerobic sewage sludge: Effects of total solids, leaching microorganisms, and energy source
(Marcel Dekker Inc, 2001-01-01)
The effects of municipal sewage sludge solids concentration, leaching microorganisms (Thiobacillus thiooxidans or Thiobacillus ferrooxidans) and the addition of energy source (SO or Fe(II)) on the bioleaching of metals ...
Agronomic Traits of Corn Fertilized with Sewage Sludge
(Taylor & Francis Inc, 2012-01-01)
Although research on the environmental impacts of using waste as a fertilizer is of great importance, the basic principle for using a product as fertilizer is that it should provide nutrients for plants without causing any ...
In vivo genotoxicity evaluation of a treated urban sewage sludge sample
(Elsevier B.V., 2009-05-31)
Tons of sludge is produced daily in sewage treatment plants of large cities, causing an enormous disposal problem. Because recycling has been proposed to mitigate the Situation, the potential adverse health effects of the ...