Are we putting our horses’ health at risk by ignoring the threat of encysted small redworm? The results of this year’s annual National Equine Health Survey suggest the answer is yes. The survey ...

THE red-water phenomenon due to a Euglena described by Prof. Dendy in NATURE of August 7 has been observed by me in Pretoria. In this case, however, the Euglena swims freely about in the water, and ...

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