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The influence of dung beetles on the viability and availability on pasture of infective larvae of gastro-intestinal nematodes of cattle is discussed. ...

About 5,400 cod from off the Hebrides, the Irish Sea, the Bristol Channel, the Southern Bight, the central North Sea and off the north-east English co...

Nearly 5,300 Gadus morhua collected from the North Atlantic and Arctic during 1971-73 were examined for larvae of Terranova decipiens and Anisakis sp....

Anthelmintics are widely used to control gastrointestinal parasites of livestock. However, the residues of these compounds, particularly the macrocycl...

Problems associated with the population dynamics and control of Simulium damnosum Theo. s.l. are discussed in relation to the programme for the contro...

The effects of a single therapeutic injection of the antiparasitic drug ivermectin administered to cattle at 200 µg/kg body weight, under Danish condi...

The effects and the persistence of a single sc injection of ivermectin (Ivomec) to steers, at the recommended dose rate of 200 µg/kg body weight, were...

Transmission of parasites between host species affects host population dynamics, interspecific competition, and ecosystem structure and function. In a...

Of 600 G. pulex removed as a single sample from the River Teme, Herefordshire, UK, 52% were infected with Pomphorhynchus laevis, 20% contained larvae,...

Introduced hosts are capable of introducing parasite species and altering the abundance of parasites that are already present in native hosts, but few...