Methods (examples) |
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• X-ray fluorescence (XRF)
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- (e.g., Karathanasis and Hajek, 1996Karathanasis AD, Hajek BF. Elemental analysis by X-ray fluorescence spectroscopy. In: Sparks DL, Page AL, Helmke PA, Loeppert RH, Soltanpour PN, Tabatabai MA, Johnston CT, Sumner ME, editors. Methods of soil analysis: Part 3 - Chemical methods. Madison: Soil Science Society of America; 1996. p. 161-223. https://doi.org/10.2136/SSSABOOKSER5.3.C7 https://doi.org/10.2136/SSSABOOKSER5.3.C...
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• Dissolution in acids and measurement by ICP-OES or ICP-MS.
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- (e.g., Hossner, 1996Hossner LR. Dissolution for total elemental analysis. In: Sparks DL, Page AL, Helmke PA, Loeppert RH, Soltanpour PN, Tabatabai MA, Johnston CT, Sumner ME, editors. Methods of soil analysis: Part 3 - Chemical methods. Madison: Soil Science Society of America; 1996. p. 49-64. https://doi.org/10.2136/SSSABOOKSER5.3.C3 https://doi.org/10.2136/SSSABOOKSER5.3.C...
; Soltanpour et al., 1996Soltanpour PN, Johnson GW, Workman SM, Jones Jr JB, Miller RO. Inductively coupled plasma emission spectrometry and inductively coupled plasma-mass spectrometry. In: Sparks DL, Page AL, Helmke PA, Loeppert RH, Soltanpour PN, Tabatabai MA, Johnston CT, Sumner ME, editors. Methods of soil analysis: Part 3 - Chemical methods. Madison: Soil Science Society of America; 1996. p. 91-139. https://doi.org/10.2136/SSSABOOKSER5.3.C5 https://doi.org/10.2136/SSSABOOKSER5.3.C...
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Extraction with:
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• dilute acid solution (ex: Mehlich-1); (e.g., Teixeira et al., 2017Teixeira PC, Donagemma GK, Fontana A, Teixeira WG. Manual de métodos de análise de solo. 3. ed. rev e ampl. Brasília, DF: Embrapa; 2017., p.224)
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• concentrated neutral salt (ex. KCl 1 mol L-1) (e.g., van Raij et al., 2001van Raij B, Andrade JC, Cantarella H, Quaggio JA. Análise química para avaliação da fertilidade de solos tropicais. Campinas: Instituto Agronômico; 2001., p.213)
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• exchange resin (e.g., van Raij et al., 2001van Raij B, Andrade JC, Cantarella H, Quaggio JA. Análise química para avaliação da fertilidade de solos tropicais. Campinas: Instituto Agronômico; 2001., p.189) Determination with:
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• Titration (e.g., Teixeira et al., 2017Teixeira PC, Donagemma GK, Fontana A, Teixeira WG. Manual de métodos de análise de solo. 3. ed. rev e ampl. Brasília, DF: Embrapa; 2017., p.218)
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• Atomic Absorption Spectometry (AAS) (e.g., Wright and Stuczynski, 1996Wright RJ, Stuczynski TI. Atomic absorption and flame emission spectrometry. In: Sparks DL, Page AL, Helmke PA, Loeppert RH, Soltanpour PN, Tabatabai MA, Johnston CT, Sumner ME, editors. Methods of soil analysis: Part 3 - Chemical methods. Madison: Soil Science Society of America; 1996. p. 65-90. https://doi.org/10.2136/sssabookser5.3.c4 https://doi.org/10.2136/sssabookser5.3.c...
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• Atomic Emission Spectomery (AES)a (e.g., Wright and Stuczynski, 1996Wright RJ, Stuczynski TI. Atomic absorption and flame emission spectrometry. In: Sparks DL, Page AL, Helmke PA, Loeppert RH, Soltanpour PN, Tabatabai MA, Johnston CT, Sumner ME, editors. Methods of soil analysis: Part 3 - Chemical methods. Madison: Soil Science Society of America; 1996. p. 65-90. https://doi.org/10.2136/sssabookser5.3.c4 https://doi.org/10.2136/sssabookser5.3.c...
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