tb225 review and herald

Poynter deals with the problem of Dictyocaulus viviparus, the causal agent of parasitic bronchitis in cattle, first considering the parasite in the bovine host and also larvae which live in pastures, giving us a picture of the pathological condition and some ideas concerning treatment of the disease. An explorat. Cooling of the host did not destroy the ability of the parasite to infect mosquitoes nor to produce exoerythrocytic stages. They found a lower rate in this species of questionable significance when compared with the rates in P. Splendid dew on aea and coastline.

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