The AGtivist from Wicked Leeks
The AGtivist investigates the use of contaminated sewage sludge as fertiliser on UK farms The use of sewage sludge as farm fertiliser poses major environmental
Richard Higgins
27 February 2026
The BBC Food Chain over a year ago
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re broadcast of 7th July, 2022.
We wrote to them a year ago with “please read our web site”
Further reading
why WE don’t need to buy BIOSTIMULANTS or COVER CROPS
taken from the Wicked Leeks site The issue is that many biostimulants are increasingly being produced and sold by the globalised agrochemical companies who
Richard Higgins
21 February 2026
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