- Al-Agidi, W. K. (1986). Pedology, soil survey and classification. Ministry of Higher Education and scientific research. Dar Al-Kutub Press for Printing and Publishing, University of MosulAlien and London.
- Amarsaikhan, , and Gorte, B. (1992). Knowledge based approch to update layer of an operational GIS, proceeding of ACRS, IulaanbaaterMongolia.
- Amin, I. M. (2010). Inserting some morphological soil characteristics to modifying storie's index for rating the agricultural value of soils. Journal of Kirkuk University For Agricultural Sciences, 1(2).
- Black, C. A. (1965). Method of soil analysis part 2. Chemical and microbiological properties, 9: 1387-1388.
- Dent, D., and Young, A. (1981). Soil survey and land evaluation. George Allen and Unwin.
- Hedia, R. M. R., and O. R. Abd Elkawy. (2016). Assessm ent of land suitability for agriculture in the southeastern sector of SiwaOasis. Alexandria Science Exchange Journal, 37(4): 771-780.
- Jackson, M. L. (1958). Soil chemical analysis prentice Hall. Inc., Englewood Cliffs, NJ, 498: 183-204.
- Jassim, H. F. (1981). Principles of Regional Soil Survey, Land Evaluation and Land-use Planning in Iraq (Doctoral dissertation, Jassim).
- Khalouf, A., W. Al-Masber, T. Jaafar., and M. Al-Ezan, (2017). Assessment of the suitability of Lattakia Governorate lands for olives using AMIS and GI software. Al-Baath University Journal, 93(52):157-184.
- Kilmer, V. J., and Alexander, L. T. (1949). Methods of making mechanical analyses of soils. Soil Science, 68(1): 15-24.
- Page, A. L., Miller, R. H., and Keeney, D. R. (1982). Methods of soil analysis. Part 2. American Society of Agronomy. Soil Science Society of America, Madison, WI, USA, 4(2): 167-179.
- Richards, L. A. (1968). Diagnosis and improvement of saline and alkali soils. Agriculture handbook, 60: 210-220.
- Ritung, S., Wahyunto, A. F., and Hidayat, H. (2007). Guidelines Land Suitability Evaluation. With a case Map of Aceh Barat District. Indonesian Soil Research Institute and World Agroforestry Centre. Bogor.
- Savant, N. K. (1994). Simplified methylene blue method for rapid determination of cation exchange capacity of mineral soils. Communications in soil science and plant analysis, 25(19-20): 3357-3364.
- Storie, R. E. (1933). classification and evaluation of the soils of western San Diego county. California Agricultural Experiment Station. 552: 1-41.
- United States. Division of Soil Survey. (1993). Soil survey manual. US Department of Agriculture. 18.
|