References
- Bray , R. H. and Kurtz , L. T. 1945 . Determination of total, organic, and available forms of phosphorus in soils . Soil Sci. , 59 : 39 – 45 .
- Olsen , S. R. , Cole , C. V. , Watanabe , F. S. and Dean , L. A. 1954 . Estimation of Available Phosphorus in Soils by Extraction with Sodium Bicarbonate 1 – 19 . Washington, DC : Government Printing Office . USDA Circ. 939
- Barber , S. A. , Walker , J. M. and Vasey , E. H. 1963 . Mechanisms for the movement of plant nutrients from the soil and fertilizer to the plant root . J. Agr. Food Chem. , 11 : 204 – 207 .
- Claassen , N. and Barber , S. A. 1976 . Simulation model for nutrient uptake from soil by a growing plant root system . Agron. J. , 68 : 961 – 964 .
- Barber , S. A. 1995 . Soil Nutrient Bioavailability: A Mechanistic Approach John Wiley and Sons, Inc. . 2nd Ed.
- Kovar , J. L. and Barber , S. A. 1987 . Placing phosphorus and potassium for greatest recovery . J. Fert. Issues , 4 : 1 – 6 .
- Bowman , R. A. and Olsen , S. L. 1985 . Assessment of phosphate‐buffering capacity. 2. Greenhouse methods . Soil Sci. , 140 : 387 – 391 .
- Kovar , J. L. and Barber , S. A. 1988 . Phosphorus supply characteristics of 33 soils as influenced by seven rates of phosphorus addition . Soil Sci. Soc. Am. J. , 52 : 160 – 165 .
- Bar‐Yosef , B. , Kafkafi , U. , Rosenberg , R. and Sposito , G. 1988 . Phosphorus adsorption by kaolinite and montmorillonite. I. Effect of time, ionic strength, and pH . Soil Sci. Soc. Am. J. , 52 : 1580 – 1585 .
- Yorke , J. S. and Sagar , G. R. 1970 . Distribution of secondary root growth potential in the root system of pea . Can. J. Bot. , 48 : 699 – 704 .
- Barber , S. A. and Cushman , J. H. 1981 . “ Nitrogen uptake model for agronomic crops ” . In Modelling Wastewater Renovation Land Treatment Edited by: Iskandar , I. K. 383 – 409 . New York : Wiley and Sons, Inc. .
- Itoh , S. and Barber , S. A. 1983 . Phosphorus uptake by six plant species as related to root hairs . Agron. J. , 75 : 457 – 461 .
- Shaw , J. K. , Stivers , R. K. and Barber , S. A. 1983 . Evaluation of differences in potassium availability in soils of the same exchangeable potassium level . Commun. Soil Sci. Plant Anal. , 14 : 1035 – 1049 .
- Anghinoni , I. and Barber , S. A. 1980 . Predicting the most efficient phosphorus placement for corn . Soil Sci. Soc. Am. J. , 44 : 1016 – 1020 .
- Silberbush , M. and Barber , S. A. 1983 . Prediction of phosphorus and potassium uptake by soybeans with a mechanistic mathematical model . Soil Sci. Soc. Am. J. , 47 : 262 – 296 .
- Mackay , A. D. and Barber , S. A. 1984 . Soil temperature effects on root growth and phosphorus uptake by corn . Soil Sci. Soc. Am. J. , 48 : 818 – 823 .
- Mackay , A. D. and Barber , S. A. 1985 . Soil moisture effects on root growth and phosphorus uptake by corn . Agron. J. , 77 : 519 – 523 .
- Chen , J. H. and Barber , S. A. 1990 . Soil pH and phosphorus and potassium uptake by maize evaluated with an uptake model . Soil Sci. Soc. Am. J. , 54 : 1032 – 1036 .
- Nielsen , N. E. and Barber , S. A. 1978 . Differences among genotypes of corn in the kinetics of P uptake . Agron. J. , 70 : 695 – 698 .
- Schenk , M. K. and Barber , S. A. 1980 . Potassium and phosphorus uptake by corn field grown genotypes as influenced by root characteristics . Plant Soil , 54 : 65 – 76 .
- Schenk , M. K. and Barber , S. A. 1979 . Root characteristics of corn genotypes as related to P uptake . Agron. J. , 71 : 921 – 924 .
- Cushman , J. H. 1979 . An analytical solution to solute transport near root surfaces for low initial concentration. I. Equation development . Soil Sci. Soc. Am. J. , 43 : 1987 – 1090 .
- Silberbush , M. and Barber , S. A. 1984 . Phosphorus and potassium uptake of field‐grown soybean cultivars predicted by a simulation model . Soil Sci. Soc. Am. J. , 48 : 592 – 596 .
- Bly , A. and Woodard , H. J. 1997 . Soybean growth and yield response to residual fertilizer phosphorus bands . J. Plant Nutr. , 20 : 1527 – 1538 .
- Jackson , M. L. 1958 . Soil Chemical Analysis Englewood Cliffs, NJ : Prentice‐Hall, Inc. .
- 1988 . “ NCR‐13 Soil Testing Committee ” . In Recommended Chemical Soil Test Procedures for the North Central Region (Revised) 12 – 13 . Fargo, ND : North Dakota Agr. Exp. Sta. . Bull. 499
- Smucker , A. J.M. , McBurney , S. L. and Srivastava , A. K. 1982 . Quantitative separation of roots from compact soil profiles by the hydropneumatic elutriation system . Agron. J. , 74 : 500 – 503 .
- Tenant , D. 1975 . A test of a modified line intersect method of estimating root length . J. Appl. Ecol. , 63 : 996 – 1000 .
- Mengel , D. B. and Barber , S. A. 1974 . Development and distribution of the corn root system under field conditions . Agron. J. , 66 : 341 – 344 .
- Elkhatib , J. L. , Hern , J. L. and Staley , T. E. 1987 . A rapid centrifugation method for obtaining soil solution . Soil Sci. Soc. Am. J. , 51 : 578 – 583 .
- Murphy , J. and Riley , J. P. 1962 . A modified single solution method for the determination of phosphate in natural waters . Anal. Chim. Acta , 27 : 31 – 36 .
- Parsons , R. 1959 . Handbook of Electrochemical Constants New York : Academic Press .
- Yban˜ez , H. 1989 . Development of an Integrated Phosphorus Recommendation System. I. The Development of a Mathematical Uptake Model Brookings, SD : South Dakota State University . Masters Thesis
- Mengel , D. B. and Barber , S. A. 1974 . Rate of nutrient uptake per unit of corn root under field conditions . Agron. J. , 66 : 399 – 402 .
- Grinsted , M. J. , Hedley , M. J. , White , R. E. and Nye , P. H. 1982 . Plant‐induced changes in the rhizosphere of rape (Brassica napus var. Emerald) Seedlings. I. pH change and the increase in P concentration in the soil solution . New Phytol. , 91 : 19 – 29 .
- Gollany , H. T.M. 1992 . Rhizosphere pH, pe, and pCO2 Effects on Nutrient Uptake in a Calcareous Soil Brookings, SD : South Dakota State University . Ph.D. Dissertation
- Bhat , K. K.S. and Nye , P. H. 1973 . Diffusion of phosphate to plant roots in soil I. Quantitative autoradiography of the depletion zone . Plant Soil , 38 : 161 – 175 .
- Khan , A. G. 1975 . “ Growth effects of vesicular‐arbuscular mycorrhizae on crops in the field ” . In Endomycorrhizas Edited by: Sanders , F. E. , Mosse , B. and Tinker , P. B. 419 – 435 . New York : Academic Press .
- Vivekanandan , M. 1989 . Cropping System Effects on Soil P Availability to Corn Brookings, SD : South Dakota State University . Ph.D. Dissertation
- Abbot , L. K. and Robson , A. D. 1982 . The role of vesicular‐arbuscular mycorrhizal fungi in agriculture and the selection of fungi for inoculation . Aust. J. Agric. Res. , 33 : 389 – 408 .
- Silberbush , M. and Barber , S. A. 1983 . Sensitivity of simulated phosphorus uptake to parameters used by a mechanistic‐mathematical model . Plant Soil , 74 : 93 – 100 .