Spectral signatures of common phosphates in soils and their effect on absorbance spectra of soil samples with different phosphorus concentrations

ASAE Annual International Meeting 2004

Volumn , Issue , 2004, Pages 4359-4369

  Bogrekci, Ismail ^a   Lee, Won Suk ^a  

^a University of Florida   (United States)

Author keywords

Lake Okeechobee; NIR; P compounds; Phosphates; Phosphorus; Reflectance; Sensor; Spectroscopy; UV; VIS

Indexed keywords

LAKE OKEECHOBEE; NIR; SPECTRAL SIGNATURES; VIS;

CALCIUM; INFRARED SPECTROSCOPY; IRON; PHOSPHATES; PHOSPHORUS; SENSORS; ULTRAVIOLET SPECTROSCOPY;

SOILS;

EID: 30044436416     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (10)

1. Bogrekci, I., W. S. Lee, and J. Herrera. 2003. Assessment of P-concentrations in the Lake Okeechobee drainage basins with spectroscopic reflectance of VIS and MIR. ASAE paper No. 031139. St. Joseph, Mich.: ASAE.
2. Brookes, P. C., D. S. Powlson, and D. S. Jenkinson. 1982. Measurement of microbial biomass phosphorus in soil. Soil Biology and Biochemistry 14 (4): 319-329.
3. th ed. New York, NY: Elsevier.
4. Dunn, B. W., H. G. Beecher, G. D. Batten, and S. Ciavarella. 2002. The potential of near infrared reflectance spectroscopy for soil analysis. A case study from the Riverine Plain of south-eastern Australia. Australian Journal of Experimental Agriculture 42: 607-614.
5. Janik, L. J., R. H. Merry, and J. O. Skjemstad. 1998. Can mid infrared diffuse reflectance analysis replace soil extractions? Australian Journal of Experimental Agriculture 38: 681-696.
6. Lee, W.S., J.F.Sanchez, R. S. Mylavarapu, and J. S. Choe. 2003. Estimating chemical properties of Florida soils using spectral reflectance. Trans. ASAE 46(5): 1443-1453.
7. Nair, V. D., D. A. Graetz, and K. M. Portier. 1995. Forms of phosphorus in soil profiles from dairies of South Florida. Soil Science Society of America Journal 59: 1244-1249.
8. Nyquist, R. A. and R. O. Kagel. 1971. Infrared spectra of inorganic compounds. New York and London: Academic Press.
9. Tyler, Germund. 2002. Phosphorus fractions in grassland soils. Chemosphere 48: 343-349.
10. Williams, P., and K. Norris. 2001. Near-infrared technology in the agricultural and food industries. 2nd ed. St. Paul, Minn.: American Association of Cereal Chemists, Inc.