1. Doses of 3, 4, 5, 6, 10 and 15 c.c. of pure Tetrachlorethylene per sheep are not efficient for the removal of the hookworm – G. pachyscelis. 2. Doses of 3, 4, 5 and 6 c.c. pure Carbon tetrachloride are not ...

1. The toxic principle of the Vermeerbos, Geigeria aspera, has been isolated. It is a dibasic acid C₁₈H₂₈O₇ and has been named “Vermeeric acid”. On standing in the air, Vermeeric acid gradually loses two molecules of water ...

(1) Although toxins for the experimental reproduction of the disease have not actually been obtained from the nodular worms, there is very strong circumstantial evidence that during the course of the disease poisonous ...

1. Details of the method adopted for the preparation of the vaccine are given. 2. The results obtained in the field during the season 1934-35 with the immunization of 1,815 police remounts and 28,659 other horses and ...

It is shown that the steam-distilled oil of the plant Tagetes minima has strong repellent properties for blowflies and that it is suitable for use in a blowfly dressing. Carbon tetrachloride and tetrachlorethylene are ...

1. Potent Cl. chauvoei vaccine (anaculture) may be made in horse-flesh infusion broth plus 1.0 per cent. peptone, 0.85 per cent. salt and 2-5 per cent. of serum and/or the haemolysed red cells of the horse, ox and sheep ...

Of several living bovine cases of congenital porphyrinuria, discovered on a farm in Swaziland and all the progeny of a single pure-bred shorthorn bull (see Fourie, 1936), one animal was slaughtered for experimental ...

On comparing the weight increases of the two groups of sheep it will be noticed that the mean increases are reasonably equal there being only a difference of 0.11 kg. in favour of the sulphur fed group which is altogether ...