, Archaea, Fungi, Protists, Green algae, and Viruses.Soil MicrobesSoils typically contain 109 to ... plates, Ethanol, glycerine, tea-tree oilFreshly sieved soil, sterile distilled water, culture medium ... : glycerine = 8 : 1, then mix well by stirrer4) Add tea-tree oil5) Mix well6) Put the mixed hand s