Works by Cloete, S. W. P.

Results: 82

A preliminary study on the application of image analysis for the measurement of ostrich eggshell traits.

Published in:

South African Journal of Animal Science, 2006, v. 36, n. 3, p. 155

By:

Cloete Jr., S. W. P.;
Scholtz, A. J.;
Brand, Z.;
Cloete, S. W. P.

Publication type:

Article

Cortisol production in sheep is influenced by the functional expression of two cytochrome P450 17a-hydroxylase/17,20-lyase (CYP17) isoforms.

Published in:

Journal of Animal Science, 2013, v. 91, n. 3, p. 1193, doi. 10.2527/jas.2012-5800

By:

Hough, D.;
Cloete, S. W. P.;
Storbeck, K.;
Swart, A. C.;
Swart, P.

Publication type:

Article

Genetic parameters and trends for lamb survival and birth weight in a Merino flock divergently selected for multiple rearing ability.

Published in:

Journal of Animal Science, 2009, v. 87, n. 7, p. 2196, doi. 10.2527/jas.2008-1065

By:

Cloete, S. W. P.;
Misztal, I.;
Olivier, J. J.

Publication type:

Article

Evaluation of the OvineSNP50 chip for use in four South African sheep breeds.

Published in:

South African Journal of Animal Science, 2016, v. 46, n. 1, p. 89, doi. 10.4314/sajas.v46i1.11

By:

Sandenbergh, L.;
Cloete, S. W. P.;
Roodt-Wilding, R.;
Snyman, M. A.;
Bester-van der Merwe, A. E.

Publication type:

Article

Environmental and genetic factors affecting faecal worm egg counts in Merinos divergently selected for reproduction.

Published in:

South African Journal of Animal Science, 2015, v. 45, n. 5, p. 510, doi. 10.4314/sajas.v45i5.8

By:

Mpetile, Z.;
Cloete, S. W. P.;
Kruger, A. C. M.;
Dzama, K.

Publication type:

Article

An exploratory analysis to determine the impact of fixed effects and to establish genetic parameters across six types of ostrich feathers.

Published in:

South African Journal of Animal Science, 2015, v. 45, n. 1, p. 20, doi. 10.4314/sajas.v45i1.3

By:

Brand, Z.;
Cloete, S. W. P.

Publication type:

Article

The adaption of the South Africa sheep industry to new trends in animal breeding and genetics: A review.

Published in:

South African Journal of Animal Science, 2014, v. 44, n. 4, p. 307, doi. 10.4314/sajas.v44i4.1

By:

Cloete, S. W. P.;
Olivier, J. J.;
Sandenbergh, L.;
Snyman, M. A.

Publication type:

Article

The relationships between faecal worm egg count and subjectively assessed wool and conformation traits in the Tygerhoek Merino flock.

Published in:

South African Journal of Animal Science, 2014, v. 44, n. 3, p. 220, doi. 10.4314/sajas.v44i3.3

By:

Matebesi-Ranthimo, P. A. M.;
Cloete, S. W. P.;
van Wyk, J. B.;
Olivier, J. J.

Publication type:

Article

Non-genetic factors affecting fertility traits in South African Holstein cows.

Published in:

South African Journal of Animal Science, 2014, v. 44, n. 1, p. 54, doi. 10.4314/sajas.v44i1.8

By:

Muller, C. J. C.;
Potgieter, J. P.;
Cloete, S. W. P.;
Dzama, K.

Publication type:

Article

Carcass composition of Namaqua Afrikaner, Dorper and SA Mutton Merino ram lambs reared under extensive conditions.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 5 Supp, p. S27, doi. 10.4314/sajas.v43i5.5

By:

Burger, A.;
Hoffman, L. C.;
Cloete, J. J. E.;
Muller, M.;
Cloete, S. W. P.

Publication type:

Article

Behaviour response of Namaqua Afrikaner, Dorper and South African Mutton Merino lambs towards humans.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 5 Supp, p. S116, doi. 10.4314/sajas.v43i5.22

By:

Cloete, J. J. E.;
Cloete, S. W. P.;
Scholtz, A. J.;
Hoffman, L. C.

Publication type:

Article

Changes in the air cell volume of artificially incubated ostrich eggs.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 1, p. 98, doi. 10.4314/sajas.v43i1.12

By:

Brand, Z.;
Cloete, S. W. P.;
Malecki, I. A.;
Brown, C. R.

Publication type:

Article

Divergent selection for reproduction affects dag score, breech wrinkle score and crutching time in Merinos.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 3, p. 274

By:

Scholtz, A. J.;
Cloete, S. W. P.;
Cloete, J. J. E.;
Kruger, A. C. M.;
van Wyk, J. B.;
de K. van der Linde, T. C.

Publication type:

Article

The fatty acid composition of muscles and fat depots of ostriches as influenced by genotype.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 3, p. 256, doi. 10.4314/sajas.v42i3.7

By:

Hoffman, L. C.;
Brand, M. M.;
Cloete, S. W. P.;
Muller, M.

Publication type:

Article

Foster parenting, human imprinting and conventional handling affects survival and early weight of ostrich chicks.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 2, p. 123

By:

Wang, M. D.;
Cloete, S. W. P.;
Dzama, K.;
Bonato, M.;
Malecki, I. A.

Publication type:

Article

Pedigree analysis of an ostrich breeding flock.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 2, p. 114

By:

Fair, M. D.;
Van Wyk, J. B.;
Cloete, S. W. P.

Publication type:

Article

Genetic variation within and among three ostrich breeds, estimated by using microsatellite markers.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 2, p. 156, doi. 10.4314/sajas.v42i2.8

By:

Davids, A. H.;
Cloete, S. W. P.;
Merwe, A. E. Bester.-Van Der;
Muchadeyi, F.;
Slabbert, R.;
Dzama, K.

Publication type:

Article

Influence of incubation management on pipping position, hatching ability and survival of ostrich chicks.

Published in:

South African Journal of Animal Science, 2011, v. 41, n. 3, p. 165, doi. 10.4314/sajas.v41i3.9

By:

Brand, Z.;
Cloete, S. W. P.;
Malecki, I. A.;
Brown, C. R.

Publication type:

Article

Parameter estimates for reproductive output and product quality traits of ostrich females within breeding seasons.

Published in:

South African Journal of Animal Science, 2011, v. 41, n. 1, p. 45, doi. 10.4314/sajas.v41i1.66041

By:

Fair, M. D.;
van Wyk, J. B.;
Cloete, S. W. P

Publication type:

Article

Relationships of subjectively assessed wool and conformation traits with objectively measured wool and live weight traits in the Tygerhoek Merino flock.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 3, p. 188, doi. 10.4314/sajas.v39i3.49150

By:

Matebesi, P. A.;
van Wyk, J. B.;
Cloete, S. W. P.

Publication type:

Article

Genetic parameters for ostrich incubation traits in South Africa.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 4, p. 253

By:

Brand, Z.;
Cloete, S. W. P.;
Malecki, I. A.;
Brown, C. R.

Publication type:

Article

Genetic parameters for subjectively assessed wool and conformation traits in the Tygerhoek Merino flock.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 3, p. 176, doi. 10.4314/sajas.v39i3.49148

By:

Matebesi, P. A.;
van Wyk, J. B.;
Cloete, S. W. P.

Publication type:

Article

Effect of bleeding method and low voltage electrical stimulation on meat quality of ostriches.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 3, p. 206

By:

Hoffman, L. C.;
Cloete, S. W. P.;
van Schalkwyk, S. J.;
Botha, S. St. C.

Publication type:

Article

Preliminary note on the utitization of alkaline hydrogen peroxide treated wheat straw by sheep.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 3, p. r36

By:

Brand, A. A.;
Franck, F.;
Cloete, S. W. P.

Publication type:

Article

Genetic parameter estimation of 16-month live weight and objectively measured wool traits in the Tygerhoek Merino flock.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 1, p. 73, doi. 10.4314/sajas.v39i1.43549

By:

Matebesi, P. A.;
Cloete, S. W. P.;
van Wyk, J. B.

Publication type:

Article

Carcass and muscle yields of ostriches as influenced by genotype.

Published in:

South African Journal of Animal Science, 2007, v. 37, n. 4, p. 256, doi. 10.4314/sajas.v37i4.4098

By:

Hoffman, L. C.;
Brand, M. M.;
Muller, M.;
Cloete, S. W. P.

Publication type:

Article

Carcass characteristics and meat quality of progeny of five Merino dam lines, crossed with Dormer and Suffolk sires.

Published in:

South African Journal of Animal Science, 2008, v. 38, n. 4, p. 355

By:

Cloete, J. J. E.;
Hoffman, L. C.;
Cloete, S. W. P.

Publication type:

Article

Systematic factors that affect ostrich egg incubation traits.

Published in:

South African Journal of Animal Science, 2008, v. 38, n. 4, p. 315

By:

Brand, Z.;
Cloete, S. W. P.;
Brown, C. R.;
Malecki, I. A.

Publication type:

Article

Live weight and reproduction performance of Zimbabwean Blue and South African Black ostriches.

Published in:

South African Journal of Animal Science, 2008, v. 38, n. 1, p. 65

By:

Cloete, S. W. P.;
Brand, M. M.;
Hoffman, L. C.;
Muller, M.

Publication type:

Article

Across flock genetic parameter estimation for yearling body weight and fleece traits in the South African Dohne Merino population.

Published in:

South African Journal of Animal Science, 2008, v. 38, n. 1, p. 31, doi. 10.4314/sajas.v38i1.4106

By:

van Wyk, J. B.;
Swanepoel, J. W.;
Cloete, S. W. P.;
Olivier, J. J.;
Delport, G. J.

Publication type:

Article

Genetic analysis of faecal worm egg count in South African Merinos under natural challenge.

Published in:

South African Journal of Animal Science, 2007, v. 37, n. 4, p. 237

By:

Cloete, S. W. P.;
Olivier, J. J.;
du Toit, E.;
Dreyer, F. H.

Publication type:

Article

Inbreeding in the Dohne Merino breed in South Africa.

Published in:

South African Journal of Animal Science, 2007, v. 37, n. 3, p. 176

By:

Swanepoel, J. W.;
van Wyk, J. B.;
Cloete, S. W. P.;
Delport, G. J.

Publication type:

Article

Heritability of live weight and condition score in a Holstein herd and correlations with milk traits -- preliminary estimates.

Published in:

South African Journal of Animal Science, 2006, v. 36, n. 2, p. 79

By:

Muller, C. J. C.;
Cloete, S. W. P.;
Olivier, J. J.;
Botha, J. A.;
De Waal, H.

Publication type:

Article

Genetic variation in nodule size at different sites on the skins of slaughter ostriches.

Published in:

South African Journal of Animal Science, 2006, v. 36, n. 3, p. 160

By:

Cloete, S. W. P.;
Van Schalkwyk, S. J.;
Engelbrecht, A.;
Hoffman, L. C.

Publication type:

Article

The effects of dietary energy and protein concentrations on ostrich skin quality.

Published in:

South African Journal of Animal Science, 2006, v. 36, n. 1, p. 40

By:

Cloete, S. W. P.;
Van Schalkwyk, S. J.;
Brand, T. S.;
Hoffman, L. C.;
Nel, C. J.

Publication type:

Article

Is genetic selection for skin nodule traits of ostriches feasible?

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 6, p. 29, doi. 10.4314/sajas.v34i6.3822

By:

Meyer, A.;
Cloete, S. W. P.;
Van Wyk, J. B.;
Van Schalkwyk, S. J.

Publication type:

Article

Evaluation of subjectively assessed nodule traits of ostrich skins as influenced by slaughter age.

Published in:

South African Journal of Animal Science, 2005, v. 35, n. 1, p. 48

By:

Van Schalkwyk, S. J.;
Cloete, S. W. P.;
Hoffman, L. C.;
Meyer, A.

Publication type:

Article

Heritability estimates and correlations between subjectively assessed and objectively measured fleece traits in Merino sheep.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 6, p. 38, doi. 10.4314/sajas.v34i6.3825

By:

Naidoo, P.;
Cloete, S. W. P.;
Olivier, J. J.

Publication type:

Article

Differentiation between females of ostrich breeding trios based on egg weights.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 6, p. 20, doi. 10.4314/sajas.v34i6.3819

By:

Essa, F.;
Cloete, S. W. P.

Publication type:

Article

(Co)variances for reproduction, egg weight and chick weight in ostriches.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 6, p. 17

By:

Cloete, S. W. P.;
Bunter, K. L.;
Brand, Z.;
Lambrechts, H.

Publication type:

Article

Sperm storage and duration of fertility in female ostriches (Struthio camelus).

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 3, p. 158

By:

Malecki, I. A.;
Cloete, S. W. P.;
Gertenbach, W. D.;
Martin, G. B.

Publication type:

Article

Relative performance and efficiency of five Merino and Merino-type dam lines in a terminal crossbreeding system with Dormer or Suffolk sires.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 3, p. 135

By:

Cloete, S. W. P.;
Cloete, J. J. E.;
Herselman, M. J.;
Hoffman, L. C.

Publication type:

Article

Slaughter traits of Merino sheep divergently selected for multiple rearing ability.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 3, p. 189

By:

Cloete, J. J. E.;
Cloete, S. W. P.;
Hoffman, L. C.;
Fourie, J. E.

Publication type:

Article

Effect of age on leather and skin traits of slaughter ostriches.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 2, p. 80

By:

Cloete, S. W. P.;
Van Schalkwyk, S. J.;
Hoffman, L. C.;
Meyer, A.

Publication type:

Article

The influence of stocking rate and male: female ratio on the production of breeding ostriches (Struthio camelus spp.) under commercial farming conditions.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 2, p. 87, doi. 10.4314/sajas.v34i2.3811

By:

Lambrechts, H.;
Swart, D.;
Cloete, S. W. P.;
Greyling, J. P. C.;
Van Schalkwyk, S. J.

Publication type:

Article

A comparison between the body composition, carcass characteristics and retail cuts of South African Mutton Merino and Dormer sheep.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 1, p. 44

By:

Cloete, J. J. E.;
Hoffman, L. C.;
Cloete, S. W. P.;
Fourie, J. E.

Publication type:

Article

Estimates of genetic and environmental (co)variances for live weight and fleece traits in yearling South African Mutton Merino sheep.

Published in:

South African Journal of Animal Science, 2004, v. 34, n. 1, p. 37

By:

Cloete, S. W. P.;
Van Wyk, J. B.;
Neser, F. W. C.

Publication type:

Article

Revised models and genetic parameter estimates for production and reproduction traits in the Elsenburg Dormer sheep stud.

Published in:

South African Journal of Animal Science, 2003, v. 33, n. 4, p. 213

By:

Van Wyk, J. B.;
Fair, M. D.;
Cloete, S. W. P.

Publication type:

Article

Genetic parameters and trends for birth weight, birth coat score and weaning weight in Merino lines divergently selected for ewe multiple rearing ability.

Published in:

South African Journal of Animal Science, 2003, v. 33, n. 4, p. 248

By:

Cloete, S. W. P.;
Olivier, J. J.;
Van Wyk, J. B.;
Erasmus, G. J.;
Schoeman, S. J.

Publication type:

Article

Production of five Merino type lines in a terminal crossbreeding system with Dormer or Suffolk sires.

Published in:

South African Journal of Animal Science, 2003, v. 33, n. 4, p. 223

By:

Cloete, S. W. P.;
Cloete, J. J. E.;
Durand, A.;
Hoffman, L. C.

Publication type:

Article