United States Department of Agriculture
Agricultural Research Service
Manure and Byproduct Utilization Archive.
February 10, 2008 Low phytate corn feed reduces swine slurry P content without affecting crop P availability in slurry applied soils.
April 8 2009 Phosphorus loss prediction on cropland areas.
April 14 2009 Conservation practices to protect surface water from manure nutrients.pdf
June 17 2009 On-farm agro-economic effects of fertilizing cropland with poultry litter.pdf
Aug 8 2009 Long-term effects of manure application on soil properties and nutrient transport.pdf