1. Aciego JC, Brookes PC. 2008: Substrate availability and pH as factors controling microbial biomass, activity and community structure in an arable soil. Soil Biology and Biochemistry 51, 569-657;
2. Arsić S, Jovanović M. 2013: Opportunities for biomass production in meadows and pastures as factor of improving sheep production in Serbia. Agro -knowledge Journal 14 (2): 297-307 (in Serbian with English summary);
3. Baath E, Anderson TH. 2003: Comparison of soil fungal/bacterial ratios in a pH gradient using phisiological and PLFA-based tehniques. Soil Biology and Biochemistry 35: 955-963;
4. Babić S, Lugić Z, Sokolović D, Radović J, Dinić B, Anđelković S, Petrović M. 2016: State and problems in forage produce in Western Serbia. Proceedings of XXI Symposium on biotechnology, 11-12 March Čačak, 21(23):161-166 (in Serbian with English summary);
5. Castro FH, Classe TA, Austin EE, Norby JR, Schadt C. 2010: Soil microbial community responses to multiple experimental climate change drivers. Appl Environ Microbiol 2076 (4): 999-1007;