Effects of Sewage Sludge Applications to Agricultural Soils on Soil Microbial Activity and the Implications for Agricultural Productivity and Long Term Soil Fertility

03/SL/01/4 - ISBN: 1-84057-317-1

This interim report summarises a long term study to date of specific heavy metal ( Zn, Cd & Cu derived from sewage sludges) upon soil microbial diversity and crop uptake. The evidence to date shows that the trials as origina... More...

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Effects of Sewage Sludge Applications to Agricultural Soils on Soil Microbial Activity and the Implications for Agricultural Productivity and Long-Term Soil Fertility: Phase III

08/SL/01/6 - ISBN: 1 84057 473 9

Sewage Sludge Applications to Agricultural Soils. This interim report summarises the results to date from a long-term study evaluating the effects of sewage sludge applications to agricultural soils on soil ... More...

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Investigation of the Impact of Historic Biosolids Applications on Soil Microbial Activity

12/SL/01/7 - ISBN: 1 84057 624 3

This project measured soil microbial properties at sites which had a history of operational biosolids additions in comparison with nearby 'control' fields. It found no statistical differences in soil microbial biomass (a meas... More...

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