PASTURELAND INFESTATION BY THE SHEEP TICK (IXODES RICINUS L.) AS INDICATED BY PARASITISM OF THE BROWN RAT (RATTUS NORVEGICUS BERK.).
D000818:Animals; D007494:Ireland; D018884:Ixodes; D010272:Parasitic Diseases; D051381:Rats; D012756:Sheep; D013987:Ticks
IRELAND; RATS; SHEEP; TICKS