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Browsing South African National Veterinary Repository by Author "De Kock, G."
Now showing items 1-20 of 21
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De Kock, G.; Quinlan, J.B.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture (Pretoria : Government Printer and Stationery Office, 1926)1. Gonderia ovis was noticed in the blood of splenectomized “carriers” of Anaplasma. 2. They were not observed in the blood of non-splenectomized sheep. 3. All transmission experiments to susceptible sheep, and in some ...
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De Kock, G.; Quin, J.I.; Du Toit, P.J. (Pretoria : The Government Printer, 1948)1. Skin cancer in rats (and in mice) can be produced by exposing them daily for definite periods to ultraviolet light. 2. Roffo produced identical neoplasms in rats by exposing them daily for 5 hours to sunlight. This was ...
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De Kock, G.; Van Heerden, C.J.; Du Toit, R.; Neitz, W.O.; Du toit, P.J. (Pretoria : The Government Printer, 1937)1. It would appear that in East Coast fever areas in South Africa, the appearance of Koch's bodies in organ smears in a large percentage of single deaths must be attributed to T. mutans. 2. Under certain conditions T. ...
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De Kock, G.; Fourie, P.J.J.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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De Kock, G.; Robinson, E.M.; Du Toit, P.J. (Pretoria : The Government Printer, 1948)Retirement of Dr. P.J. du Toit as Director of Veterinary Services, Department of Agriculture, and as Dean of the Faculty of Veterinary Science, University of Pretoria, Union of South Africa.
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De Kock, G.; Fourie, P.J.J.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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De Kock, G.; Fourie, P.J.J.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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De Kock, G.; Du Toit, R.; Neitz, W.O.; Du Toit, P.J. (Pretoria : The Government Printer, 1937)1. Experiments are described in which it was possible to recover blue tongue virus from laboratory cattle exposed on the veld at Tzaneen. In these cattle no clinical evidence of blue tongue was manifested. 2. This ...
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De Kock, G.; Snyman, P.S.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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Quinlan, J.; De Kock, G.; Marais, I.P.; Du Toit, P.J. (Pretoria : Government Printer, 1935)De Kock and Quinlan published the results of their first series of experiments on splenectomised horses, cattle, sheep, and goats in 1926. Since then observations have been continued and extended to other species of ...
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De Kock, G.; Jansen, B.C. (Pretoria : Government Printer, 1962)In 1956 studies on neoplasms of dogs were commenced at the Liesbeek Clinic. De Kock (1957a) stressed the importance of these investigations, especially in respect of their comparative value to the study of neoplasms in ...
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De Kock, G.; Fourie, P.J.J.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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De Kock, G.; Pan-African Agricultural and Veterinary Conference (1929 : Pretoria, South Africa) (Union of South Africa, Dept. of Agriculture; Pretoria : University of Pretoria, Dept. of Library Services (Digital publisher), 1930)
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De Kock, G.; Quinlan, J.B.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture (Pretoria : Government Printer and Stationery Office, 1926)1. A certain percentage of South African sheep kept locally become “carriers” of anaplasma. The course of the disease is evidently of such a mild nature that it has never been identified naturally. 2. When sheep introduced ...
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De Kock, G.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Published by The Government Printer, Pretoria, 1954)1. Newcastle Disease, after intramuscular inoculation of virulent virus, was characterised by pathognomonic lesions in the spleen, the gastro-intestinal tract, and the nervous system. 2. In the Spleen degenerative changes ...
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De Kock, G.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Published by The Government Printer, Pretoria, 2016)1. Regressive changes in the lymphoid tissue appeared to be the striking pathological feature in cattle that died of East Coast fever. 2. The earliest stages of Theileria parva seemed to occur mainly in the immature ...
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De Kock, G.; Le Roux, J.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Published by The Government Printer, Pretoria, 1956)1. Apparently this is the first case on record in which tuberculosis of the skin in man was contracted from an infected dog through a wound. The infection probably occurred when handling the heavily infected lymph nodes and ...
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De Kock, G.; Union of South Africa Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
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De Kock, G.; Robinson, E.M.; Keppel, J.J.G.; DuToit, P.J. (Pretoria : The Government Printer, 1940)1. It is believed that various outbreaks of swine fever in South Africa have probably occurred since 1900. The disease in domestic pigs produced by the blood of warthogs resembled the European disease. Probably in swine ...
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Quinlan, John; De Kock, G.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)
Now showing items 1-20 of 21