3. Asaro, TD., Richard, R. , Crises, W., Tchohanoglous, G. Evolution of tertiary requirements in California. Water Environ. Technology, 1992,vol. 4, p. 36 - 41.
4. Bartone, CR., Arlosoroff, S. Irrigation reuse in pond effluent in developing countries. Water Sci. Technology, 1987, vol. 19, p. 289 -297.10.2166/wst.1987.0159
5. Burton, DL., McGill, WB. Spatial and temporal fluctuation in biomass, nitrogen in a soil cropped to barley. Can. J. Soil Sciences, 1992, vol. 72,p. 31 - 42.10.4141/cjss92-004
8. Gee, GW. Bauder, JW. Particle size analysis. In: Klute A (eds) Methods of Soil Analysis Part I Second Edition 1986, American Society of Agronomy, Madison, Wisconsin, USA.
9. Goyal, S., Sakamoto, K., Inubushi K. Microbial biomass and activities along an Andosol profile in relation to soil organic matter level. Microb. And Environment, 2000, vol. 15, p. 143 - 150.10.1264/jsme2.2000.143
10. Hespanol, I., Prost, AM. WHO guidelines and national standards for reuse and water quality. Water Research, 1994, vol. 28, p. 119 - 124.10.1016/0043-1354(94)90125-2
11. Jiries, A., Hussain, H., Lintelmann, J. Determination of polycyclic aromatic hydrocarbons in wastewater, sediments, sludge and plants in Karak Province. Water, Air, Soil Pollution, 2000, vol. 121, p. 121 - 228.10.1023/A:1005257207607
12. Malkawi, HI., Mohammad, MJ. Survival and accumulation of microorganisms in soils irrigated with secondary treated wastewater. J. Basic Microbiology, 2003, vol. 43, p. 47 - 55.10.1002/jobm.200390004
15. Nelson, DW., Sommers, LE. Total carbon, organic carbon, and organic matter. In: Page AL, Miller RW, and Keeney DR (eds) Methods of Soil Analysis, Part II. Second Edition, 1982, American Society of Agronomy, Madison, Wisconsin, USA.
16. Olsen, CR., Cole, CV., Watanabe, FS., Dean, LA. Estimation of available phosphorus in soils by extraction with sodium bicarbonate. U. S. Department of Agriculture, 1954, Circ, 639.
17. Polemio, M., Rhoades, JD. Determining cation exchange capacity: A new procedure for calcareous and gypsiferous soils. Soil Sci. Soci. Amer. Journal, 1977, vol. 41, p. 524 - 528.10.2136/sssaj1977.03615995004100030018x
18. Pobertson, K., Schnurer, J., Clarholm M, Bond, TA., Rosswall, T. Microbial biomass in relation to C and N mineralization during Lab. incubations. Soil Biol. Biochemistry, 1988, vol. 20, p. 281 - 286.10.1016/0038-0717(88)90004-1
19. Rhoades, JD. Soluble salts. In: Page AL, Miller RW, and Keeney D R (eds) Methods of Soil Analysis Part II. Second Edition, 1982, American Society of Agronomy, Madison, Wisconsin, USA.
20. Thomas, GW. Exchangable cations. In: Page AL, Miller RW, and Keeney R E (eds) Methods of Soil Analysis, Part II. Second Edition, 1982, Amerscan Society of Agronomy, Madison, Wisconsin, USA.
22. World Health Organization (WHO). Health guide lines for the use of wastewater in agriculture and aquiculture, Geneva, 1989, WHOTechnical Report Series 778.
23. Zaman, M., Di, HJ., Cameron, KC. , Frampton, CM. Gross nitrogen mineralization and nitrification rates and their relationships to enzyme activities and the soil microbial biomass in soils treated with dairy shed effluent and ammonium fertilizer at different water potentials. Biol. Fertil. Soils, 1999, vol. 29, p. 178 - 186.10.1007/s003740050542
24. Zaman, M., Cameron, KC. , Di, HJ., Inubushi, K. Changes in mineral N, microbial biomass and enzyme activities in different soil depths after surface applications of dairy shed effluent and chemical fertilizers. Nutrient Cycling in Agroecosystems, 2002, vol. 63, p. 275 -290.10.1023/A:1021167211955