___

• Aydın, M.E. 2006. Soil formation and taxonomy in Yeşilırmak River terraces. Master Thesis. Graduate School of Natural and Applied Sciences of Gaziosmanpaşa University, Turkey, p.49.
• Bell, M.A. and H. van Keulen. 1995. Soil pedotransfer functions for four Mexican soils. Soil Science Society of American Journal 59:865-871.
• Blake, G.R. and K.H. Hartge. 1986. Bulk density. In: A. Klute (Editor), Methods of Soil Analysis, Part 1, 2nd ed. Agron. Monogr. 9, ASA, Madison, WI, pp.363- 375.
• Brooks, R.H. and A.T. Corey. 1964. Hydraulic properties of porous media. Hydrology Paper no. 3. Colorado State University, Fort Collins.
• Cemek, B., R. Meral, M. Apan and H. Merdun. 2004. Pedotransfer functions for the estimation of the field capacity and permanent wilting point. Pakistan Journal of Biological Sciences 7(4):535-541.
• Chung, S.O., A. Ward and C.W. Schalk. 1992. Evaluation of the hydrologic component of the ADAPT water table management model. Transactions of the ASAE 35(2):571-579.
• Clement, C.R. 1966. A simple and reliable tension table. J.Soil Science 17:133-135.
• Feddes, R.A., P.J. Kowalik and H. Zaradyn. 1978. Simulation of field water use and crop yield. Simulation Netherlands: PUDOC. Wageningen, the
• Gardner, W.R. 1958. Some steady state solutions of the unsaturated moisture flow equation with application to evaporation from a water table. Soil Science 85:228-232.
• Gee, G.W. and J.W. Bauder. 1986. Particle size analysis. In: A. Klute (Editor), Methods of Soil Analysis, Part 1, 2nd ed. Agron. Monogr. 9, ASA, Madison, WI, pp.383-409.
• Gupta, S.C. and W.E. Larson. 1979. Estimating soil water retention distribution, organic matter content, and bulk density. Water Resources Research 15:1633-1635.
• Holmgren, G.S., R.L. Juve, and R.C. Geschwender. 1977. A mechanically controlled variable-rate leaching device. Soil Science Society of American Journal. 41(6):1207-1208.
• Klute, A. 1986. Water retention: Laboratory methods. In: A. Klute (Editor), Methods of Soil Analysis, Part 1, 2nd ed. Agron. Monogr. 9, ASA, Madison, WI, pp.635-660.
• Klute, A. and C. Dirksen. 1986. Hydraulic conductivity and diffusivity: Laboratory methods. In: A. Klute (Editor), Methods of Soil Analysis, Part 1, 2nd ed. Agron. Monogr. 9, ASA, Madison, WI, pp.687-732.
• McLean, E.O. 1982. Soil pH and lime requirement. In: Methods of Soil Analysis Eds. Page et al.) Part 2, 2nd Edn. Agron. Monogr. 9, ASA and SSSA, Madison, WI, pp. 199-224.
• Nelson, D.W. and L.E. Sommers. 1982. Total carbon, organic carbon, and organic matter. In: Methods of Soil Analysis, Part 2. Microbiological and Biochemical Properties. SSSA Book Series: 5 (formerly Agronomy Monograph 9) (Ed. A. Klute). Madison, Wisconsin, USA, pp. 539-579.
• Oztekin, T. 2000. Modification and Evaluation of WEPP Water Table Management Model. Ph.D Thesis, Ohio State University, Columbus, Ohio. 290 p.
• Oztekin, T. and L. C. Brown. 2001. Modification of the WEPP Hillslope Model for Subsurface Drained Cropland. 314-317. In Proc. of the International Symposium on Soil Erosion Research for the 21’th Century. ed. J.C. Ascough II and D.C. Flanagan. ASAE.713 p.
• Pachepsky, Y.A. and W.J. Rawls. 1999. Accuracy and reliability of pedotransfer functions as affected by grouping soils. Soil Science Society of American Journal 63:1748-1757.
• Peech, M.L., A. Dean, and J.F. Reed. 1947. Methods of soil analysis for soil-fertility investigations. USDA Circular No. 757. U.S. Government Printing Office, Washington, D.C.
• Post, G.J. 1956. A study of three methods for determination of organic carbon in Ohio soils of several great groups and the profile distribution of carbon-nitrogen ratios. M.S. Thesis, The Ohio State University.
• Rawls, W.J., D.L. Brakensiek and K.E. Saxton. 1982. Estimation of soil water properties. Transactions of the ASAE 25(5):1316-1320, 1328.
• Richards, L.A. 1954. Diagnosis and Improvement of Saline and Alkaline Soils, USDA Handbook, No:60.
• Salchow, E., R. Lal, N.R. Fausey and A. Ward. 1996. Pedotransfer functions for variable alluvial soils in southern Ohio. Geoderma 73:165-181.
• SAS Institute Inc., 1999. SAS/STAT user’s guide. Ver. 8.0. SAS Institute Inc., Cary, NC.
• Saxton, K.E., W.J. Rawls, J.S. Romberger and R.I. Papendick. 1986. Estimating generalized soil-water characteristics from texture. Soil Science Society of American Journal 50:1031-1036.
• Simsek, H., T. Öztekin and A. Durak. 2007. Variability in some irrigation related soil properties of the alluvial soils formed by the Yesilirmak River. Asian Journal of Chemistry 19(7):1-8.
• Skaggs, R.W. 1978. A water management model for shallow water table soils. Report No. 134. Raleigh, NC. Water Resources Research Institute, Univ. of North Carolina. 175 p.
• Soil Survey Staff. 1972. Soil Survey Laboratory Methods and Procedures for Collecting Soil Samples. Soil Survey Investigations Report No. 1. USDA Soil Conservation Service. U.S. Govt. Printing Office, Washington D.C.
• Tomasella, J., M. G. Hodnett and L. Rossato. 2000. Pedotransfer functions for the estimation of soil water retention in Brazilian soils. Soil Science Society of American Journal 64:327-338.
• USDA. 1984. Soil Survey of Defiance County, Ohio. United States Department of Agriculture-Soil Conservation Service. 246 p.
• Wösten, J.H.M. and M. Th. van. Genuchten. 1988. Using texture and other soil properties to predict the unsaturated soil hydraulic functions. Soil Science Society of American Journal 52:1762-1770.
• van Genuchten, M. Th. 1980. A closed-form equation for predicting the hydraulic conductivity of unsaturated soils. Soil Science Society of American Journal 44:892-898.
• Vereecken, H. 1988. Pedotransfer functions for the generation of hydraulic properties of Belgian soils. Ph.D diss. Katholieke Universiteit, Leuven, Belgium.
• Vereecken, H., J. Diels, J. van Orshoven, J. Feyen, and J. Bouma. 1992. Functional evaluation of pedotransfer functions for the estimation of soil hydraulic properties. Soil Science Society of American Journal 56:1371-1378.