Addendum to "The Action of Phenothiazine on Pure Infestations of Trichostrongylus Axei in Sheep"

ADDENDUM The Action of Phenothiazine on Pure Infestations of Trichostrongylus Axei in Sheep By T. E. GIBSON The above article, which appeared in thtr August, 1949, issue of this Journal, referred on page 310 to Graphs Nos. I and 2. These were inadvertently left out of the article. We are therefore publishing the Graphs in this issue to enable our readers to follow the author's article correctly.

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Dose of phenothiazine in gram. Graph N o. I.- Efficiency of Phenothiazine against Tric/.oslrongy/us I

Dose of phenothiazine in grams Graph No. 2.-Log a~lotted against dosage

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