The effect of the function type for describing the soil buffer power on calculated ion transport to roots and nutrient uptake from the soil

Journal of Plant Nutrition and Soil Science

Volumn 163, Issue 5, 2000, Pages 459-465

  Steingrobe, Bernd ^a   Claassen, Norbert ^a   Syring, Karl M ^a  

^a UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

Ion diffusion; Non linear buffer curve; Sensitivity analysis; Transport model

Indexed keywords

EID: 0008245502     PISSN: 14368730     EISSN: None     Source Type: Journal    
DOI: 10.1002/1522-2624(200010)163:5<459::AID-JPLN459>3.0.CO;2-O     Document Type: Article

References (16)

1. Adams, F., C. Burmester, N. V. Hue, and F. L. Long (1980): A comparison of column-displacement and centrifuge methods for obtaining soil solutions. Soil Sci. Soc. Am. J. 44, 733-735.
2. Barber, S. A. (1984): Soil nutrient bioavailability. A mechanistic approach. Wiley Interscience, New York.
3. Barraclough, P. B. and P. B. Tinker (1981): The determination of ionic diffusion coefficients in sieved soils in relation to water content and bulk density. J. Soil Sci. 32, 225-236.
4. Claassen, N. (1990): Nährstoffaufnahme höherer Pflanzen aus dem Boden. Ergebnis von Verfügbarkeit und Aneignungsvermögen. Severin Verlag, Göttingen.
5. Claassen, N., K.-M. Syring, and A. Jungk (1986): Verification of a mathematical model by simulating potassium uptake from soil. Plant and Soil 95, 209-220.
6. Claassen, N. and B. Steingrobe (1999): Mechanistic simulation models for a better understanding of nutrient uptake from soil, in Z. Rengel: Mineral nutrition of crops. Fundamental mechanisms and implications. Food Products Press, Haworth Press Inc., New York, p. 327-367.
7. Cushman, J. H. (1979 a): An analytical solution to solute transport near root surfaces for low concentration. I. Equation development. Soil Sci. Soc. Am. J. 43, 1087-1090.
8. Cushman, J. H. (1979 b): An analytical solution to solute transport near root surfaces for low concentration. II. Applications. Soil Sci. Soc. Am. J. 43, 1090-1095.
9. Foehse, D. and A. Jungk (1983): Influence of phosphate and nitrate supply on root hair formation of rape, spinach and tomato plants. Plant and Soil 74, 359-368.
10. Gerke, J. (1992): Phosphate, aluminium and iron in the soil solution of three different soils in relation to varying concentration of citric acids. Z. Pflanzenernaehr. Bodenk. 155, 339-343.
11. Hoffmann, C., E. Ladewig, N. Claassen, and A. Jungk (1994): Phosphorus uptake of maize as affected by ammonium and nitrate nitrogen -Measurements and model calculations. Z. Pflanzenernaehr. Bodenk. 157, 225-232.
12. Jungk, A. and N. Claassen (1997): Ion diffusion in the soil-root system. Advances in Agronomy 61, 53-109.
13. Nye, P. H. and F. H. C. Marriott (1969): A theoretical study of the distribution of substances around roots resulting from simultaneous diffusion and mass flow. Plant and Soil 30, 459-472.
14. Nye, P. H. and P.B. Tinker (1977): Solute movement in the soil-root system. Blackwell Scientific Publications, Oxford. p. 69-91.
15. Riley, D. and S. A. Barber (1971): Effect of ammonium and nitrate fertilization on phosphorus uptake as related to root-induced pH changes at the root-soil interface. Soil Sci. Soc. Am. Proc. 35, 301-306.
16. Syring, K.-M. and N. Claassen (1995): Estimation of the influx and the radius of the depletion zone developing around a root during nutrient uptake. Plant and Soil 175, 115-123.