A. American Public Health Association, American Water Works Association, Water Environment Federation. 1992. Standard methods for the examination of water and wastewater. 18th ed. Am. Public Health Assoc., 1015 15th St NW, Washington, DC 20005.
B. U.S. Environmental Protection Agency. March, 1979. Methods for chemical analysis of water and wastes. EPA-6004-79-020. Environmental Monitoring and Support Laboratory, Office of Research and Development, Cincinnati, OH 45268.
C. Black, C.A. 1965. Methods of soil analysis. Part 2. ASA, 677 Segoe Rd S, Madison, WI 53711.
D. Soil Survey Laboratory Methods Manual. August 1992. Soil Survey Investigations Report No. 42. Soil Conservation Service, USDA, National Soil Survey Center.
E. Recommended Chemical Soil Test Procedures for the North Central Region. North Central Regional Research Publication No. 221 (Revised). Jan. 1998. Missouri Agricultural Experiment Station SB 1001.
F. Diagnosis and improvement of saline and alkaline soils, Agricultural Handbook No. 60. 1954. Rev: 1969. USDA, Gov. Print. Off., Washington, DC 20402.
G. Bran+Luebbe, Inc. 1025 Busch Parkway, Buffalo Grove, IL 60089 [ Formerly Technicon Instrument Corporation, Tarrytown, NY 10591.]
H. Page, A. L. (ed.) 1982. Methods of soil analysis. Part 2. Chemical and Microbiological Properties, 2nd Ed., ASA, SSA, Madison, WI 53711.
I. Soil Survey Laboratory Methods and Procedures for Collecting Soil Samples. Soil Survey Investigations Report No. 1. Stock No. 0107-0298, U.S. Soil Conservation Service, USDA, Washington, DC 20402.
J. Dionex Corporation. P.O. Box 3603. Sunnyvale, CA 94088-3603.
K. Orion Research Incorporated Laboratory Products Group. The Schrafft Center. 529 Main St. Boston, MA 02129.
L. Astoria-Pacific International PO Box 830, Clackamas, OR 97015 Also: O-I Analytical (Alpkem Division) PO Box 9010, 151 Graham Road, College Station, TX 77842.
M. Rosemount Analytical, Dohrmann Division. 3240 Scott Blvd. P.O. Box 58007 Santa Clara, CA 95054.
N. Thermo Instrument Systems Inc. (Fisons Instruments Inc. Division) 81 Wyman Street PO Box 9046 Waltham, MA 02254.
O. Westerman, R.L. ed. 1990. Soil Testing and Plant Analysis. 3rd Edition. SSSA, Inc. Madison, WI 53771.
P. LDC Analytical. 3661 Interstate Industrial Park Rd. N. PO Box 10235. Riviera Beach, FL 33419-0235.
Q. U.S. Environmental Protection Agency. 1992. Test Methods of Evaluating Solid Waste, Physical/Chemical Methods, SW-846, 3rd Edition. Evironmental Monitoring and Support Laboratory, Office for Research and Development, Cincinnati, OH 45268.
R. Hach Company. 5600 Lindbergh Drive. Loveland, Colorado 80537.
1. Gelderman, R.H. and A.P. Mallarino. Soil Sample Preparation. p. 5-6 in Ref. Source E.
2. Willis, R. B. and C. E. Gentry. 1987. Automated method for determining nitrate and nitrite in water and soil extracts. Commun. Soil Sci. Plant. Anal. 18:625-636.
3. Gelderman, R.H. and D. Beegle. Nitrate-Nitrogen. p. 17-20. in Ref. Source E.
4. Henriksen A., and A. R. Selmer-Olsen. 1970. Automatic methods for determining nitrate and nitrite in water and soil extracts. Analyst 95:514-518.
5. RFA Methodology. 1986. Nitrate/Nitrate A303-S171. Ref. Source L.
6. Keeney D. R. and Nelson D. W. Nitrogen-Inorganic Forms. Method 33-3.2 p. 643-698. in Ref. Source H.
7. RFA Methodology. 1986. Ammonia Nitrogen A303-S171. Ref. Source L.
9. Combs, S.M. and M.V. Nathan. Soil Organic Matter. p. 53-58. in Ref. Source E.
10. LECO Corporation. 3000 Lakeview Dr. St Joseph, MI 49085.
11. Watson, M.E. and J.R. Brown. pH and Lime Requirement. p. 13-16. in Ref. Source E.
12. Allison, L. E. and C. D. Moodie. Carbonate. Method 91-4. p. 1387. in Ref. Source C.
13. Gelderman R.H., J.L. Denning and R.J. Goos. Chlorides. p. 49-52. in Ref. Source E.
14. EPA Method No. 375.2. 1978. Chloride (Colorimetric, Automated, Ferricyanide, AA II).. in Ref. Source B.
15. Method 8A1. Saturation Extract. p. 386. in Ref. Source D.
16. Whitney, D.A. Soil Salinity. p. 59-60. in Ref. Source E.
17. Method 5D2. Exchangeable Sodium Percentage (ESP). p. 154. in Ref. Source D.
18. Method 5E. Sodium-Absorption Ratio (SAR). p.154. in Ref. Source D.
19. Watson, M. E. Boron. p. 45-48. in Source E.
20. Bingham, F. T. Boron. Method 25-9.1, p. 443. in Source H.
21. Fassel, V.A., and R.N. Kniseley. Nov. 1974. Inductively Coupled Plasma Optical Emission Spectroscopy. Anal. Chem. 46 (13):1110A-1120A. Also: Dahlquist, R.L. and J.W. Knoll. 1978. Inductively Coupled Plasma-Atomic Emission Spectrometry: Analysis of biological materials and soils for major trace, and ultra-trace elements. Appl. Spectroscopy 32:1-30. ICP: ARL (Fisons) Model 3560 ICP-AES Ref. Source N.
22. Plüger and G.H. Friedrich (West Germany). 1972. Determination of total and cold-extractable fluoride in soils and stream sediments with an ion-selective fluoride electrode. pp.421-427. Proceedings of the Fourth International Geochemical Exploration Symposium, London.
23. Combs, S.M., J.L. Denning and K.D. Frank. Sulfate-sulfur. p. 35-40. in Ref. Source E.
24. Frank K., D. Beagle and J. Denning. Phosphorus. p.21-29. in Ref. Source E.
25. Tadon, H., M.P. Cuescas, and E.H. Tyner. 1968. An acid-free vanadate-molybdate reagent for the determination of total P in soils. Soil Sci. Soc. Am. Proc. 32:48-51.
26. Method No. 5A8. Ion Exchange Analysis, Cation Exchange Capacity, NH4OAc, pH 7.0 Automatic Extractor. p. 146-148. [Modified by substitution of KCl for NaCl] in Ref. Source D.
27. Kjeltec Auto 1030 Analyzer. Perstorp Analytical, Inc. 12101 Tech Road. Silver Spring, MD 20904.
28. Method No. 5A3a. Cation Exchange Capacity by summation. p. 145. [Modified by substitution of CEC-7 for CEC-8.2] inRef. Source D.
29. Method 6H5. BaCl2-Triethanolamine IV, automatic extractor. p. 45. in Ref. Source I.
30. Thomas, G. W. Exchange Cations. Method 9-3.1. p.159-165. in Ref. Source H.
31. Baker, D. E. and M. C. Amacher. Nickel, Copper, Zinc. and Cadmium. Method 19-3.3. p. 323-336. in Ref. Source H. Also: Whitney, D.A. Micronutrients: Zinc, Iron, Manganese and Copper. p. 41-44. inRef. Source E.
32. Mielke, H.W., J.C. Anderson, K.J. Berry, P.W. Mielke, R.L. Chaney, and M. Leech. 1983. Lead concentrations in inner-city soils as a factor in the child lead problem. AJPH. 73:1366-1369. Also (For Pb): Soil Testing and Research Analytical Laboratories. 1991. Determination of Lead in Soil. University of Minnesota. St. Paul, MN 55108. [Referred to in MPCA Rules, Minnesota Rules Chapter 4760 Entitled “Lead Abatement in Soil” 1991.]
33. Barnhisel R. and P.M. Bertsch. 1982. Aluminum. p. 275-300. In A.L. Page (ed.) Methods of soil analysis. Part 2 Chemicals and microbiological properties. 2nd ed. ASA and SSSA, Madison, WI.
34. Mehlich A. 1984. Mehlich 3 soil test extractant: a modification of mehlich 2 extractant. Commun. in Soil Sci. Plant Anal. 15:1409-1416.
35. Blancher, R.W., G. Rehm, and A. C. Caldwell. 1965. Sulfur in plant materials by digestion with nitric and perchloric acid. Soil Sci. Soc. Am. Proc. 29:71-72.
36. EPA Method No. 3051. 1992. Microwave assisted acid digestion of sediments, sludges, soils, and oils. in Ref. Source Q.
37. EPA Method No. 7470A. 1992. Mercury in liquid waste (Manual Cold-Vapor Technique). in Ref. Source Q. AA: Ref Source P.
38. RFA Methodology. 1985. Nitrate/Nitrite A303-S170. Ref. Source L.
39. RFA Methodology. 1986 Ammonia Nitrogen A303-S171. Ref. Source L.
40. RFA Methodology. 1986. Orthophosphate A303-S200. Ref. Source L.
41. RFA Methodolgy. 1986. Total Phosphorus A303-S050. Ref. Source L.
42. RFA Methodolgy. 1986. Total Kjeldahl Nitrogen A303-S071. Ref. Source L.
43. Technicon Industrial Method AA II No. 99-70 W. Sept. 1973. Chloride in Water and Waste Water. Technicon Instrument Corporation, Tarrytown, NY 10591. Also, EPA Method No. 325.2. in Reference No. B.
44. EPA Method No. 375.2. Sulfate (Colorimetric, Automated, Methylthymol Blue, AA II.). in Ref. Source B.
45. Method 4500-H+ pH Value. p. 4-65 thru 4-69. in Ref. Source A.
46. Method 2510. Conductivity. p. 2-43 thru-2-47. in Ref. Source A.
47. Method 2340. Hardness. p. 2-35 thru 2-42. in Ref. Source A.
48. EPA Method No. 310.1. Alkalinity (Titrimetric, pH 4.5). in Ref. Source B. Hach: Ref. Source R.
49. EPA Method No. 160.1 to 160.5. [Residue; filterable, non-filterable, total, and volatile.] in Ref. Source B.
50. U. S. Environmental Protection Agency. Rev. March 1983. Method 200.7 Methods for Chemical Analysis of Water and Wastes. (EPA-600 4-79-020) Environmental Monitoring and Support Laboratory, Office of Research and Development, Cincinnati, OH 45268.
51. U. S. Environmental Protection Agency. Rev. August 1991. Method 300.0. The determination of inorganic anions in water by ion chromatography. Pfaff, J.D., C.A. Brockhoff, and J.W. O’Dell. Environmental Monitoring and Systems Laboratory, Office of Research and Development, Cincinnati, OH 45268. IC: Ref. Source J.
52. Method 4500-F–. Fluoride. p. 4-59 thru 4-64. in Ref. Source A. Electrode: Ref. Source K.
53. Method 5310 Total Organic Carbon (TOC). p. 5-10 thru 5-15. in Ref. Source A. Carbon Analyzer: Ref. Source M.
54. Jones, Jr. J.B. and V.W. Case. 1990. Sample, handling, and analyzing plant tissue samples. p. 389-427. in Ref. Source O.
55. Horneck, D. A. and R. O. Miller. 1998. Determination of Total Nitrogen in Plant Tissue. p. 75-83. In Y. P. Karla (ed.) Handbook of Reference Methods for Plant Analysis. CRC Press, Boca Raton, FL 33431 Colorimetric Analysis: Isaac, R. A. and W. C. Johnson. 1976. Determination of total nitrogen in plant tissue. J. Assoc. Off. Anal. Chem. 59:98-100.
56. Gavlak, R.G., D.A. Horneck, and R.O. Miller. 1993. Recommended soil and plant tissue reference methods for the western states. In press. Also: Miller, R. O. and J. Kotuby-Amacher. 1994. Extractable nitrate, ortho-phosphate, and chloride of botanical materials. p. 47-48. Western states agricultural laboratory exchange program suggested soil and plant analytical methods. Ver. 1.00
57. Jacobson, J.S. and L. Heller. 1972. Selective ion electrode analysis of Fluoride in vegetation. pp 459-462. Second International Clean Air Congress. Author’s address: Royce Thompson, Institute for Plant Research, Yonkers, NY.
58. Munter, R. C. and R. A. Grande. 1981. Plant tissue and soil extract analysis by ICP-AES. in R. M. Barnes (ed.) Developments in atomic plasma spectrochemical analysis. p.653-673. Heydon and Son, Philadelphia, PA. Also: Munter, R.C., T.L. Halverson, and R.D. Anderson. 1984. Quality assurance for plant tissue analysis by ICP-AES. Comm. Soil Sci. Plant Anal. 15(15):1285-1322.
59. Gavlak, R.G., D.A. Horneck, and R.O. Miller. 1994. Plant, Soil and Water reference Methods for the Western Region. WREP 125. Also: Miller, R.O. and J. Kotuby-Amacher. 1996. Phosphorus, potassium, sulfur, calcium, magnesium, boron, zinc, copper, iron and manganese of botanical materials (Microwave Digestion/Dissolution Closed Vessel). p. 85-87. Western States Laboratory Proficiency testing Program Soil and Plant Analytical Methods. Version 3.00.
60. Simone, H.A., J.B. Jones, Jr., D.A. Smitties, and C.G. Hussey. 1994. A comparison of analytical methods for nitrogen analysis in plant tissues. Commun. Soil Sci. Plant Anal., 25(7&8),943-954
61. Matejovic, I. 1995. Total nitrogen in plant material determined by means of dry combustion: A possible alterntive to determination by Kjedahl digestion. Commun. Soil. Sci. Plant Anal. 26(13&14), 2217-2229.
62. Yeomans, J.C., and J.M. Bremner. 1991 Carbon and nitrogen anlaysis of soils by automated combustion techniques. Commun. Soil Sci. Plant Anal., 22(9&10), 843-850.
63. Lee, D., V. Nguyen, and S. Littlefield. 1996. Comparison of methods for determination of nitrogen levels in soil, plant, and body tissues, and water. Commun. Soil Sci. Plant Anal., 27(3&4), 783-793.
64. Miller, R.O., J. Kotuby-Amacher, Rodriguez, J.B. 1997. Particle Size Analysis (Hydrometer). p. 96-99. Western States Laboratory Proficiency Testing Program Soil and Plant Analytical Methods. Version. 4.00.
65. Warncke, D. and J.R. Brown. Potassium and Other Basic Cations. P. 31-33 in Ref. Source E.
66. Soxtec Avanti 2050 Automatic System: FOSS Analytical AB Application Notes System. User Manual 1000 7414. Rev. 3.1.
67. AOCS Official Method Ba 2a-38. 2009. Moisture and Volatile Matter. Sampling and Analysis of Oilseed By-Products. American Oil Chemists’ Society.
68. ANKOM Technology Method 7. 2008. Crude Fiber Analysis in Feeds by Filter Bag Technique. p. 23-26. (http://www.ankom.com/media/documents/Method_7_Crude_Fiber_Analysis_04-14...)