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Manure Methods

Anylate                                                                                Method                                               Reference

Solids                                                                    Overnight at 105 C           Rec. Methods of Manure Analysis

Volatile Solids                                                  Ash at 550 C                        Standard Methods

Total Nitrogen                                                  Combustion                       Rec. Methods of Manure Analysis

Ammonia N                                                        Titration                              Rec. Methods of Manure Analysis

Minerals                                                              Acid digestion, ICP          Rec. Methods of Manure Analysis

   (P, K, Ca, Mg, Na, Fe, Mn, Zn, Cu)

 

Water Soluble Phosphorus                         1:100 solids:water           Selection of a water extractable…

extraction

Sulfur                                                                    Combustion                       Leco Application Note

Carbon                                                                 Combustion                       Leco Application Note

pH                                                                          Electrode                            Rec. Methods of Manure Analysis

Peters, J., et al. Recommended Methods of Manure Analysis (A3769). Board of Regents of the University of Wisconsin System, Cooperative Extension Publishing Operations. 2003.

Kleinman, P., et al.  Selection of a water extractable phosphorus test for manures and biosolids as an indicator of runoff loss potential. J. Environmental Quality. 36:1357-1367.

Standard Methods for the Examination of Water and Wastewater. 1992. 18th Edition, American Public Health Association, 1015 Fifteenth Street, NW, Washington , DC 20005.