Ecological Farming May Cause More Heavy Metals In The Soil
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Description: Some systems of ecological arable farming which use only organic fertilisers contaminate the soil with levels of cadmium, copper and lead which are twice as high as when a combination of both animal manure and artificial fertiliser is used.
(February 10, 1999)
Ecological Farming May Cause More Heavy Metals In The Soil Ecological Farming May Cause More Heavy Metals In The Soil Some systems of ecological arable farming which use only organic fertilisers contaminate the soil with levels of cadmium, copper and lead which are twice as high as when a combination of both animal manure and artificial fertiliser is used. This has been demonstrated in farm case studies carried out by environmental scientists from Wageningen Agricultural University to calculate the input and output of soil contamination by heavy metals.
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