TY - JOUR T1 - Soil organic matter content and composition in different pedoclimatic zones of Bulgaria JO - Eurasian Journal of Soil Science VL - 6 IS - 1 SP , EP - 65 - 74 KW - Soil organic matter, soil carbon, pedoclimate, soil temperature, moisture regimes SN - 2147-4249 DO - 10.18393/ejss.284267 PY - 2016 PB - Federation of Eurasian Soil Science Societies ER -