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Assessment of alternative phosphorus fertilizers for organic farming: Sewage precipitation products
(2015)Fact Sheet of Improve-PThe application of sewage sludge to agricultural land is currently prohibited in organic farming due to the risk of soil contamination from harmful compounds. Incineration or disposal to landfill of sludge is costly, leads to increased greenhouse gas emissions, and neglects the possibility of nutrient recovery. There are various technologies to recover P by crystallization of precipitation from waste waster and sewage sludge. Depending ...Other Publication -
Assessment of alternative phosphorus fertilizers for organic farming: Meat and bone meal
(2015)Fact Sheet of Improve-PIn the past meat and bone meal was a major source of nutrients for Recycling back to agricultural land, either as animal feed or organic nitrogen and phosphorus fertilizer. Nowadays - since the Bovine Spongiform Encephalopathy (BSE) crisis in 1999 - it is used as fertilizer. Although meat and bone meals are allowed by EU regulation in organic farming, several growers' organisations prohibited them during the BSE crisis. Incineration or ...Other Publication