TY - JOUR T1 - Quality and quantity of soil organic matter as affected by the period of organic farming in Sekem farm, Egypt JO - Eurasian Journal of Soil Science VL - 9 IS - 3 SP , EP - 275-281 KW - Quality, quantity, organic farming period, soil organic carbon. SN - 2147-4249 DO - 10.18393/ejss.753273 PY - 2020 PB - Federation of Eurasian Soil Science Societies ER -