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G. Lachat Instruments, 5600 Lindburgh Drive, Loveland, CO 80539. (See also, Reference Source L.)
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References Cited
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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. “Determination of Nitrate/Nitrite in Surface and Wastewaters by Flow Injection Analysis”. Quikchem Method 10-107-04-1-A, Lachat Instruments, Loveland, CO, 2007. 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. “Determination of Ammonia in 10 mM H3PO4 by Flow Injection Analysis”. Quikchem Method 10-107-06-2-R, Lachat Instruments, Loveland, CO, 1989. Ref. Source L and R.
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. (Also see Method Reference #43.)
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.
23. Combs, S.M., J.L. Denning and K.D. Frank. Sulfate-sulfur. p. 35-40. in Ref. Source E. (See also, “Determination of Sulfate by Flow Injection Analysis”. Quikchem Method 12-116-10-1-D, Lachat Instruments, Loveland, CO, 2007. Ref. Source L.)
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.
28. Method No. 5A3a. Cation Exchange Capacity by summation. p. 145. [Modified by substitution of CEC-7 for CEC-8.2] inRef. Source D.
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. in Ref. 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. “Determination of Nitrate/Nitrite in Surface and Wastewaters by Flow Injection Analysis”. Quikchem Method 10-107-04-1-A, Lachat Instruments, Loveland, CO, 2007. Ref. Source L & R.
39. “Determination of Ammonia in 10 mM H3PO4 by Flow Injection Analysis”. Quikchem Method 10-107-06-2-R, Lachat Instruments, Loveland, CO, 1989. Ref. Source L & R.
40. “Determination of Ortho Phosphate in Waters by Flow Injection Analysis Colorimetry”. Quikchem Method 10-115-01-1-V, Lachat Instruments, Loveland, CO, 2008. Ref. Source L & R.
41. “Determination of Total Phosphorus in Manual Persulfate Digests”. Quikchem Method 10-115-01-4-B, Lachat Instruments, Loveland, CO, 2009. Ref. Source L.
42. Total Carbon and Total Nitrogen in Liquids as Determined by Combustion Analysis in an Elementar Vario TOC Select. Elementar Americas, Inc., 119 Comac St, Ronkonkoma, NY 11779. Ref. Source L.
43. “Determination of Chloride by Flow Injection Analysis Colorimetry”. Quikchem Method 10-117-07-1-H, Lachat Instruments, Loveland, CO, 2001. Ref Source R.
44. “Determination of Sulfate by Flow Injection Analysis”. Quikchem Method 12-116-10-1-D, Lachat Instruments, Loveland, CO, 2003. Ref. Source B & R.
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. “Common Ions in Water as Determined by Ion Chromatography”, using a Thermo-Fisher Scientific Integrion HPIC (equipped with ADRS600 suppressor, CFD200 carbonate removal device, EGC500KOH eluent generator cartridge, RFIC eluent degasser, IonPac AG 18-4 mm 4x50 mm guard column, and IonPac 18-4 mm 4x250 mm analytical column). Ions measured: F-, Cl-, Br-, NO2-, NO3-, PO42-, SO42- . Ref. Source J.
53. Method 5310 Total Organic Carbon (TOC). p. 5:10-15. 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
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 analaysis 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., R. Gavlak, D. Horneck. 2013. Particle Size Analysis (Hydrometer). p. 95-98. Soil, Plant, and Water Reference Methods for the Western Region. 4th Ed.
65. Warncke, D. and J.R. Brown. Potassium and Other Basic Cations. P. 31-33 in Ref. Source E.
66. Gerhardt SOXTHERM SOX 402 Extraction Unit: FOSS Analytical AB Application Notes System. SOX 4xx User Manual. September, 2011.
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_04-14-11_A200,A200I.pdf)