Additional files [RJEE Vol. 7 (2). 2022 – 5]

• Fig. 1. Number of samples processed by different extraction methods in a global review of soil nematode distribution [46]: МБ – Baermann funnel method; ОЭ – Oostenbrink elutriator; Ф – flotation; СЭ – Seinhorst elutriator; ДП – decanting and sieving
• Fig. 2. Scheme of the Baermann funnel device for extracting nematodes from the soil (a); wooden rack for funnels (б)
• Fig. 3. Faunal profile characterizing the soil food web in areas with different types of farming under prairie conditions [110]: open circles, traditional farming; filled circles – organic farming; triangles – restored prairies