'Historical underestimation': Nitrogen fertiliser 'overlooked' driver of climate change, Soil Association warns
Business Green
AUGUST 20, 2020
Manure is also rich in nitrogen, it points out, but intensive farming models which separate livestock from crops - for example, the reliance on soy from South America as feed for cattle in Europe - make it impractical to use natural manure as a primary source of nitrogen, leading to greater reliance on synthetic products.
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