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Farmland Manure Nutrient Loadings: South Dakota Feedlots And Cow-Calf Operations, Donlad Taylor, Gail L. Gullickson
Farmland Manure Nutrient Loadings: South Dakota Feedlots And Cow-Calf Operations, Donlad Taylor, Gail L. Gullickson
Economics Research Reports
The estimated annual value of the manure produced by livestock and poultry in the U.S. as fertilizer for farmland is around $2.5 billion. The corresponding value for manure produced in South Dakota is $172 million, which is about 5% of total cash receipts from marketings and government payments to farmers and ranchers in the state in 1992 (Taylor, 1994, p 32). These estimated manure values represent the commercial market value of the elemental nitrogen (N), phosphorus (P), and potassium (K) contained in the manure produced by livestock, as a replacement for synthetic chemical fertilizers that otherwise would be purchased and …