Acosta-Martinez V., Acosta-Mercado D., Sotomayor-Ramirez D., Cruz-Rodriguez L., 2008. Microbial communities and enzymatic activities under different management in semiarid soils. Appl. Soil Ecol. 38: 249-260.
Bohme L., Langer U., Bohme F., 2005. Microbial biomass, enzyme activities and microbial community structure in two European long-term field experiments. Agric. Ecosyst. Environ. 109: 141-152.
Bulluck L.R., Brosius M., Evanoylo G.K., Ristaino J.B., 2002. Organic and synthetic fertility amendments influence soil microbial, physical and chemical properties on organic and conventional farms. Appl. Soil Ecol. 19: 147-160.
Dick W.A., 1984. Influence of long-term tillage and crop rotation combinations on soil enzyme activities. Soil Sci. Soc. Am. J. 48: 569-577.
Dilly O., 2005. Ratios of microbial biomass estimates to evaluate microbial physiology in soil. Biol. Fertil. Soils 42: 241-246.
Dilly O., 2006. Microbial energetics in soils. W: Microorganisms in soils: roles in genesis and functions. Red. F. Buscot, A. Varna. Springer, Berlin: 123-138.
Doran J.W., Elliott E.T., Paustian K., 1998. Soil microbial activity, nitrogen cycling, and long-term changes in organic carbon pools as related to fallow tillage management. Soil Til- lage Res. 49: 3-18.
Doran J.W., Parkin T.B., 1994. Defining and assessing soil quality. W: Defining soil quality for a sustainable environment. Red. J.W. Doran, D.C. Coleman, D.E. Bezdicek, B.A. Stewart. Soil Science Society of America, Madison, WI: 3-21.
Doran J.W., Parkin T.B., 1996. Quantitative indicators of soil quality: a minimum data set. W: Methods for assessing soil quality. Red. J.W. Doran, A.J. Jones. Soil Sci. Soc. Am. Spec. Publ. 49: 25-37.
Fiebbach A., Oberholzer H.R., Gunst L., MAder P., 2007. Soil organic matter and biological soil quality indicators after 21 years of organic and conventional farming. Agric. Ecosyst. Environ. 118: 273-284.
Gajda A.M., 2008. Effect of different tillage systems on some microbiological properties of soils under winter wheat. Int. Agrophys. 22: 201-208.
Gajda A.M., Martyniuk S., 2005. Microbial biomass C and N and activity of enzymes in soil under winter wheat grown in different crop management systems. Pol. J. Environ. Stud. 14, 2: 159-163.
Gajda A.M., Martyniuk S., Stachyra A., Wróblewska B., Zięba S., 2000. Relations between microbiological and biochemical properties of soil under different agrotechnical conditions and its productivity. Pol. J. Soil Sci. 33: 50-55.
Gajda A.M., Stachyra A., Martyniuk S., 2004. Microbial and biochemical activity of different soils in microplots experiment. Acta Agr. Silv. Ser. Agr. 42: 127-134.
Jenkinson D.S., Powlson D.S., 1976. The effects of biocidal treatments on metabolism in soil. V. A method for measuring microbial biomass. Soil Biol. Biochem. 8: 209-213.
Juma N.G., Tabatabai M.A., 1978. Distribution of phosphomonoesterases in soils. Soil Sci. 126: 101-109.
Liebig M.A., Doran J.W., 1999. Impact of organic production practices on soil quality indicators. J. Environ. Qual. 28: 1601-1609.
Marinari S., Mancinelli R., Campiglia E., Grego S., 2006. Chemical and biological indicators of soil quality in organic and conventional farming systems in Italy. Ecol. Indic. 6: 701-711.
Martyniuk S., Gajda A.M., Kuś J., 2001. Microbiological and biochemical properties of soil under cereals grown in the ecological, conventional and integrated systems. Acta Agrophys. 52: 185-191.
Masto R.E., Chhonkar P.K., Singh D., Patra A.K., 2006. Changes in soil biological and biochemical characteristics in long-term field trial on a sub-tropical inceptisol. Soil Biol. Biochem. 38: 1577-1584.
Myśków W., Stachyra A., Zięba S., Masiak D., 1996. Aktywność biologiczna gleby jako wskaźnik jej żyzności i urodzajności. Rocz. Glebozn. 47, 1/2: 89-99.
Myśków W., Zięba S., 1997. Aktywność biologiczna gleby w aspekcie jej żyzności i urodzajności. Udział drobnoustrojów w kształtowaniu właściwości gleby. Biul. Inf. Inst. Uprawy Nawoź. Glebozn. 15: 24-26.
Smith J.L., Paul E.A., 1990. The significance of soil microbial biomass estimations. W: Soil biochemistry. Red. J. Bollag, G. Stotzky. Dekker, New York: 357-396.
Tabatabai M.A., Bremner J.M., 1969. Use of p-nitrophenyl phopsphate for soil phosphatase activity. Soil Biol. Biochem. 1: 301-307.
Wardle D.A., Yeates G.W., Nicolson K.S., Bonner K.I., Watson R.N., 1999. Response of soil microbial biomass dynamics, activity and plant litter decomposition to agricultural intensification over a seven year period. Soil Biol. Biochem. 31: 1707-1713.
Wielgosz E., Szember A., 2006. Wpływ wybranych roślin na liczebność i aktywność drobnoustrojów glebowych. Ann. Univ. Mariae Curie-Skłodowska Sect. E 61: 107-119.