[PDF] Top 20 Changes in Soil Ecosystem Structure and Functions Due to Soil Contamination

... lead to selective declines in species abundance and ultimately to an impaired community in terms of richness, diversity, evenness, and many other metrics available to ... See full document

... 2008) and 0.227 µg/Kg per year (Gottschalk et al., 2009). In other investigations, higher concentrations than ours were tested, yet the possibility of extrapolation of these results in a soil ... See full document

... (COam), in the superficial layer, the highest content was found in MATA and the lowest, in CN, REC2 and REC4 (Figure ...use and management of the soil did not affect its ... See full document

... However, changes in C-substrate consumption, AWCD, Ss, Hs, and Es in the soil under sugarcane variety SP801842 were not associated with changes in the bacterial community ... See full document

... on soil compaction conditions, expressed as curves for different values of ...as soil bulk density is increased, according to results of SILVA et ...variability in penetration resistance for a ... See full document

... burned and unburned soils under natural rainfall showed similar values of carbon mineralization rates ...reduced due to drought treatments (Fig. 3b), and such reduction was still significant ... See full document

... warming and precipita- tion may have interactive ...decrease soil water content, and precipitation can decrease soil ...Warming and precipitation may also have interactive effects on ... See full document

... key functions, including the production of food, the storage of organic matter, water and nutrients, the provision of a habitat for a huge variety of organisms and preserving a record of past human ... See full document

... potworms and earthworms are exposed to a range of copper (Cu) ...crypticus and Eisenia fetida, are widely used in standard laboratory methods to assess acute or chronic ...organisms ... See full document

... hances soil pH of rhizosphere due to dilution ...curred in Gujarat. When rain water iniltrate and percolate through soil layers in rhizosphere it left the plant and ... See full document

... carbonates, and Fe and Al oxides (Rauret, ...determined in phytotoxicity or ecological risk assessments and the IVs are established in human health risk assessments based on pseudo ... See full document

... factor to the yield in extensive areas of the world, especially in tropical and subtropical ...regions. In this way, liming is a known practice to increase the soil pH ... See full document

... the soil sample to the number of pixels of the reconstruction matrix and the diameter of the gamma-ray ...PC and the reconstruction algorithm Microvis (2000), developed by Embrapa Agricultural ... See full document

... forest and “cerradão” and between sun and shade leaves ...1). In gallery forest the palisade parenchyma was thicker than in “cerradão”, showing that humidity or soil ... See full document

... The soil biological community (mainly invertebrates), in the search for food and habitat, brings significant changes in the physical, chemical, and biological properties of the ... See full document

... rich in calcium and magnesium, with an expansive clay mineral, high activity, low drainage, and found in semi-arid, tropical, and temperate ...Planosols, and Vertisols (Antunes ... See full document

... Oxisol soil compaction of traffic by wood harvesting machines from different extraction distances carried out by a logging company located in Paraná ...skidder and harvester, in which ... See full document

... clay and lower Fe 2 O 3 concentrations, due to the predominant source materials being claystone and ...medium-high in all profiles, indicating that higher levels of clay have a lower ... See full document

... interest in new techniques to support digital soil mapping (DSM) is ...useful in the identification of properties related with factors and processes of soil formation, applied ... See full document

... 36). To consider only the effects of the treatments on soil water infiltration, the crop residues were removed from the soil ...surface. To ensure good hydraulic contact between the device ... See full document