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1926 11th and 12th Reports of the Director of Veterinary Education and Research - Part 1, September 1926
Contentes Pages: Onderstepoort Journal of Veterinary Research, Vol ??, 19??
CONTENTS |
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PART I
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Serological
investigations into some diseases of domesticated animals in South Africa
caused by trypanosomes
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Robinson, EM |
9 |
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Does
a species of Leishmania occur in the goat?
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Curson, HH |
29 |
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Blood
studies: a contribution to the study of the blood and circulation in horsesickness
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Neser, CP |
33 |
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Remarkable
case of volvulus in a calf due to aplasia of the mesentery
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Steck, W |
57 |
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Contributions
to the helminth fauna of South Africa
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Baer, JG |
61 |
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Notes
on the decomposition of diluted polysulphide dips
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Van Zyl, JP |
139 |
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A
group of microorganisms transmitted hereditarily in ticks and apparently
unassociated with disease
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Cowdry, EV |
147 |
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Cytological
studies on heartwater. I. The observation of Rickettsia ruminantium on the
tissues of infected animals
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Cowdry, EV |
161 |
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Cytological
studies on heartwater. II. Rickettsia ruminantium in the tissues of ticks
capable of transmitting the disease
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Cowdry, EV |
181 |
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The
anatomy and life history of the fowl tapeworm (Amoebotaenia sphenoides)
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Monnig, HO |
199 |
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Helminths
collected from the domestic fowl (Gallus domesticus) and the domestic pigeon
(Columba livia) in Natal
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Le Roux, PL |
209 |
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Helminthology
notes
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Monnig, HO |
221 |
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The
life histories of Trichostrongylus instabilis and T. rugatus of sheep in
South Africa
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Monnig, HO |
231 |
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The
appearance of Gonderia ovis in the blood of splenectomized sheep
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De Kock, G & Quinlan, JB |
255 |
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The
chlorophyll content of grasses in Bechuanaland
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Henrici, M |
259 |
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Report
on the transmission of Nagana in the Ntabanana and Mhlatuze settlements,
Zululand
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Bedford, GAH |
275 |
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Urginea
macrocentra (Baker): its toxic effects on ruminants
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Mitchell, DT |
303 |
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Krimpsiekte
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Henning, MW |
331 |
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Splenectomy
in domesticated animals and its sequelae, with special reference to anaplasmosis
in sheep
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De Kock, G & Quinlan, J |
369 |
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Check
list of the Muscidae and Oestridae which cause myiasis in man and animals
in South Africa
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Bedford, GAH |
483 |
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Preliminary
report upon the occurence of hydrocyanic acid in the grasses of Bechuanaland
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Henrici, M |
495 |
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Blackquarter
in South Africa: with special reference to improved methods of inoculation
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Viljoen, PR & Scheuber, JR |
499 |
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Necrobacillosis
in equines: clinical, pathological and aetiological studies on an outbreak
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Quinlan, JB, Steck, W & Robinson, EM |
571 |
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Physiological
plant studies in South Africa. Part I: wilting and osmotic phenomena of
grasses and other plants under arid conditions
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Henrici, M |
619 |
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Physiological
plant studies in South Africa. Part II: transpiration of grasses and other
plants under arid conditions
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Henrici, M |
671 |
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A
checklist and host list of the external parasites found on South African
Mammalia, Aves, and Reptilia
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Bedford, GAH |
705 |
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Recent Submissions
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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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Henrici, M.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
From the locus of writing this article and the companion paper on “Wilting,” it is impossible to consult the extensive literature on transpiration available in European libraries, and for many points of reference Burgerstein's ...
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Quinlan, J.B.; Steck, W.; Robinson, E.M.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
The primary lesions are infected wounds in various parts of the body, most frequently in the extremities, from which, owing to the invasion with virulent necrosis bacilli, necrosis and gangrene and collateral phlegmons ...
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Bedford, G.A.H.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
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Henning, M.W.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
On reviewing the results of these experiments, there can be little doubt that the plant Cotyledon wallichii Harv. (kandelaar bos or bandjes bos) is at least one of the causes of the disease known as krimpsiekte in the ...
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Mitchell, D.T.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
In South Africa three species of liliaceous plants occur to which the common name of Slangkop (snake head) has been given, all of which have been blamed for many years as a cause of mortality in stock. They are:
Urginea ...
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Bedford, G.A.H.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
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Henrici, M.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
1. The chlorophyll-content of Bechuanaland grasses is not constant throughout the year, but varies from a very high initial value on young leaves, decreases according to the duration and intensity of drought periods, and ...
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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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Monnig, H.O.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
Experiments in connection with the following points are in progress, and have been partly completed: (a) Bionomics of the free-living larval stages. (b) The development of the worms in sheep at different seasons. (c) The ...
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Monnig, H.O.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
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Le Roux, P.L.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
1. The domestic fowl (Gallus domesticus) in Natal suffers heavily from verminous infestations.
2. Six species of nematodes and nine species of cestodes have been collected from the digestive tract of the fowl.
3. Three ...
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Monnig, H.O.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
(1) Cysticercoids, of which the hooks resemble those of Amoebotaenia sphenoides, were found in earthworms collected in a fowl-run infested with this tapeworm.
(2) Earthworms [Ocnerodrilus (Hyogenia) africanus, Beddard, ...
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Cowdry, E.V.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
The evidence observed in favour of a causative relationship between Rickettsia ruminantium and the production of heartwater falls under the following headings:
(1) The discovery of Rickettsia ruminantium in the tissues ...
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Cowdry, E.V.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
A Gram-negative, intracellular, coccus-like micro-organism was found in cases of heartwater in the three species which are susceptible to the disease, namely, goats, sheep, and cattle. The presence of this micro-organism ...
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Cowdry, E.V.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
1. Pleomorphic, bacterium-like, Gram-negative, intracellular micro-organisms, which stained much less intensely with ordinary dyes than most bacteria, were found in fifteen ticks comprising examples of both the Argasidae ...
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Van Zyl, J.P.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
Although the recorded work is not comprehensive enough to allow for very definite conclusions, it is indicated that the decomposition of this common scab dip is not so rapid nor of such a nature that the farmer with a small ...
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Baer, J.G.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
Whereas the South American and Australian helminth-fauna is comparatively well known, that of South Africa has been sadly neglected until recent years. The probable reason of this is that scientific explorers do not generally ...
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Steck, W.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
(1) A three-month-old bull-calf dies suddenly as a result of a complicated volvulus.
(2) This volvulus is due to a reduction of the mesentery (probably congenital) in a part of the small intestine, which allows a part to ...
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Neser, C.P.; Theiler, Arnold, Sir, 1867-1936; Union of South Africa. Department of Agriculture
(Pretoria : Government Printer and Stationery Office, 1926)
1. In the dikkop form of horse-sickness:
(a) sedimentation of red corpuscles is much accelerated in the later stages of the disease, owing to clumping of the cells. This clumping is due to a property acquired by the ...
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