1- Acosta-Martnez, V., Zobeck, T.M., Gill, T.E., and Kennedy, A.C. 2003. Enzyme activities and microbial community structure in semiarid agricultural soils. Biology and Fertility of Soils 38: 216–227.
2- Ajwa, A.H., Dell, C.J., and Rice, C.W. 1999. Changes in enzyme activities and microbial biomass of tallgrass prairie soil as related to burning and nitrogen fertilization. Soil Biology and Biochemistry 31: 769-777.
3- Alvear, M., Rosas, A., Rouanet, J.L., and Borie, F. 2005. Effects of three soil tillage systems on some biological activities in an Ultisol from southern Chile. Soil and Tillage Research 82: 195–202.
4- Arocena, J.M., and Opio, C. 2003. Prescribed fire-induced changes in properties of sub-boreal forest soils. Geoderma 113: 1–16.
5- Balota, E.L., Kanashiro, M., Filho, A.C., Andrade, D.S., and Dick, R.P. 2004. Soil enzyme activities under long-term tillage and crop rotation systems in subtropical agro-ecosystems. Brazilian Journal of Microbiology 35: 300-306.
6- Boerner, R.E.J., Decker, K.L.M., and Sutherland, E.K. 2000. Prescribed burning effects on soil enzyme activity in a southern Ohio hardwood forest: a landscape-scale analysis. Soil Biology and Biochemistry 32: 899-908.
7- Bremner, J.M. 1970. Nitrogen total, regular kjeldahl method, In: Methods of Soil Analysis, Part2: Chemical and Microbiological Properties. 2nd ed. Agronomy 9(1). A.S.A. Inc., S.S.S.A. Inc., Madison publisher, Wisconsin., USA, pp. 610-616.
8- Cebel, N., Mullen, M., and Kircner, M. 2000. Comparison effect of conventional tillage and no tillage practices on some chemical, biochemical and microbiological properties of erosion plots soils. Canadian Journal of Soil Science 57: 397-408.
9- Certini, G. 2005. Effects of fire on properties of forest soils: a review. Oecologia 143: 1–10.
10- Deng, S.P., and Tabatabai, M.A. 1997. Effect of tillage and residue management on enzyme activities in soils. III. Phosphatases and arylsulfatase. Biology and Fertility of Soils 24: 141–146.
11- Dinesh, R., Suryanarayana, M.A., Chaudhuri, S.G., and Sheeja, T.E. 2004. Long-term influence of leguminous cover crops on the biochemical properties of a sandy clay loam Fluventic Sulfaquent in a humid tropical region of India. Soil and Tillage Research 77: 69–77.
12- FAO. 1990. Management of gypsiferous soils. Soil bulletin. No. 62, Food and Agriculture Organization. Rome, Italy.
13- Friend, A.L. 1989. Differences in Nutrient Distribution Between Adjacent Cut and Uncut East-Slope Cascade Forest Stands Suggest Nutrient Losses. Forestry Sciences Laboratory, P.N.W. Research Station, Wenatchee, WA.
14- Gee, G.W., and Bauder, J.W. 1986. Particle size analysis, In: Methods of Soil Analysis, Part 1: Physical and Mineralogical Methods. 2nd ed. Agronomy 9(1). A.S.A., Inc., S.S.S.A. Inc., Madison Publisher, Wisconsin, USA.
15- Gil-Sotres, F., Trasar-Cepeda, C., Leiro´s, M.C., and Seoane, S. 2005. Different approaches to evaluating soil quality using biochemical properties. Soil Biology and Biochemistry 37: 877–887.
16- Groffman, P.M., Rice, C.W., and Tiedje, J.M. 1993. Denitrification in a tallgrass prairie landscape. Ecology 74: 855-862.
17- Havlin, J.L., Kissel, D.E., Maddux, L.D., Claassen, M.M., and Long, J.H. 1990. Crop rotation and tillage effects on soil organic carbon and nitrogen. Soil Science Society of America Journal 54: 448–452.
18- Hernandez, T., Garcia, C., and Reinhardt, I. 1997. Short-term effect of wildfire on the chemical, biochemical and microbiological properties of Mediterranean pine forest soils. Biology and Fertility of Soils 25: 109–116.
19- Hoyle, F.C., Murphy, D.V., and Fillery, I.R.P. 2006. Temperature changes and stubble management influence microbial CO2-C evaluation and gross N transformation rates. Soil Biology and Biochemistry 38: 71-80.
20- Hu, C., and Cao, Z. 2007. Size and activity of the soil microbial biomass and soil enzyme activity in long-term field experiments. World Journal of Agricultural Sciences 3(1): 63-70.
21- Jenkinson, D.S., and Powlson, D.S. 1976. The effects of biocide treatments on metabolism in soil. V. A method for measuring soil biomass. Soil Biology and Biochemistry 8: 209-213.
22- Kandeler, E., Palli, S., Stemmer, M., and Gerzabek, M.H. 1999. Tillage changes microbial biomass and enzyme activities in particle-size fractions of a Haplic Chernozem. Soil Biology and Biochemistry 31: 1253-1264.
23- Kaur, B., Gupta, S.R., and Singh, G. 2000. Soil carbon, microbial activity and nitrogen availability in agroforestry systems on moderately alkaline soils in northern India. Applied Soil Ecology 15: 283–294.
24- Kennedy, A.C., Schillinger, W.F., and Stubbs, T.L., 2006. Soil Quality and Conservation Tillage in the Palouse and Dryland Farming Regions of the Pacific Northwest, In: A.S.A.E. Annual Meeting.
25- Landi, L., Renella, G., Moreno, J.L., Falchini, L., and Nannipieri. P. 2000. Influence of cadmium in the metabolic quotient, L-, D-glutamic acid respiration ratio and enzyme activity, microbial biomass ratio under laboratory conditions. Biology and Fertility of Soils 32: 8-16.
26- Liu, W., Xu, W., Han, Y., Wang, C., and Wan, S. 2007. Responses of microbial biomass and respiration of soil to topography, burning, and nitrogen fertilization in a temperate steppe. Biology and Fertility of Soils 44: 259 –268.
27- Lovell, R.D., Jarvis, S.C., and Bardgett, R.D. 1995. Soil microbial biomass and activity in long-term grassland: effects of management changes. Soil Biology and Biochemistry 27: 969- 975.
28- Martinez, V.A., Zobeck, T.M., Gill, T.E., and Kennedy, A.C. 2003. Enzyme activities and microbial community structure in semiarid agricultural soils. Biology and Fertility of Soils 38: 216–227.
29- Mc Lean, E.D. 1982. Soil pH and lime requirement, In: Methods of Soil Analysis, Part 2: Chemical and Microbiological Properties. 2nd ed. Agronomy 9(1). A.S.A. Inc., S.S.S.A. Inc., Madison Publisher, Wisconsin, USA. 199-209.
30- Ojima, D.S., Schimel, D.S., Parton, W.J., and Owensby, C.E. 1994. Long- and short-term effects of fire on nitrogen cycling in tallgrass prairie. Biogeochemistry 24: 67-84.
31- Olsen, S.R., Cole, C.V., Watenabe, F.S., and Dean, L.A. 1954. Estimation of available phosphorous in soil by extraction with sodium bicarbonate, U.S. Department of Agriculture Cris, 939. USA.
32- Page, A.L., Miller, R.H., and Keeney, D.R. 1982. Methods of Soil Analysis, Part2: Chemical and Microbiological properties. 2nd ed. A.A.C., Inc., Soil S.S.S.A., Inc., Madison Publisher, Wisconsin, USA.
33- Roldan, A., Salinas, G.J.R., Alguacil, M.M., Diaz, E., and Caravaca, F. 2005a. Changes in soil enzyme activity, fertility, aggregation and C sequestration mediated by conservation tillage practices and water regime in a maize field. Soil Ecology 30: 11–20.
34- Roldan, A., Salinas, G.J.R., Alguacil, M.M., Diaz, E., and Caravaca, F. 2005b. Soil enzyme activities suggest advantages of conservation tillage practices in sorghum cultivation under subtropical conditions. Geoderma 129: 178– 185.
35- Ross, D.J., Speir, T.W., Tate, K.R., and Feltham, C.W. 1997. Burning in New Zealand snow-tussock grassland: effects on soil microbial biomass and nitrogen and phosphorous availability. New Zealand Journal of Ecology 21(1): 63-71.
36- Salinas, G.J.R., Velazquez, G.J.J., Gallardo, V.M., Diaz, M.P., Caballero, H.F., Tapia-Vargas, L.M., and Rosales-Robles, E. 2002. Tillage effects on microbial biomass and nutrient distribution in soils under rain-fed corn production in central-western Mexico. Soil and Tillage Research 66: 143–152.
37- Sarathchandra, S.U., Ghani, A., Yeates, G.W., Burch, G., and Cox, N.R. 2001. Effect of nitrogen and phosphate fertilisers on microbial and nematode diversity in pasture soils. Soil Biology and Biochemistry 33: 953–964.
38- Singh, R.S., Srivastava, S.C., Raghubanshi, A.S., Singh, J.S., and Singh, S.P. 1991. Microbial C, N and P in dry tropical savanna: Effects of burning and grazing. Journal of Applied Ecology 28: 869-878.
39- Walkley, A., and Black, I.A. 1934. An examination of the Degtareff method for determining soil organic matter, and a proposed modification of the chromic acid titration method. Soil Science 37: 29-38.
40- Wright, A.L., Hons, F.M., and Matocha, J.E. 2005. Tillage impacts on microbial biomass and soil carbon and nitrogen dynamics of corn and cotton rotations. Applied Soil Ecology 29: 85–92.
41- Yevdokimov, I., Gattinger, A., Buegger, F., Munch, J.C., and Schloter, M. 2008. Changes in microbial commu nity struct ure i n soil as a result of different amounts of nitrogen fertiliza tion. Biology and Fertility of Soils 44: 1103–1106.
42- Zhong, W.H., and Cao, Z.C. 2006. Long-term effects of inorganic fertilizers on microbial biomass and community functional diversity in a paddy soil derived from quaternary red clay. Applied Soil Ecology 36: 84–91.
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