Fig. 1

The number (percentage) of herds harbouring resistant GIN populations of various severity of anthelmintic resistance (AR) to benzimidazoles (BZ), macrocyclic lactones (ML) and levamisole (LEV) in Polish goat population classed as mild (< 10% of larvae developed at the discriminating concentration), moderate (10–50% of larvae developed), and severe (> 50% of larvae developed)