Works by Dzama, K.

Results: 49

Estimation of genetic parameters for functional longevity in the South African Holstein cattle using a piecewise Weibull proportional hazards model.

Published in:

Journal of Animal Breeding & Genetics, 2017, v. 134, n. 5, p. 364, doi. 10.1111/jbg.12264

By:

Imbayarwo‐Chikosi, V.E.;
Ducrocq, V.;
Banga, C.B.;
Halimani, T.E.;
Wyk, J.B.;
Maiwashe, A.;
Dzama, K.

Publication type:

Article

Investigating maternal effects on production traits in Duroc pigs using animal and sire models.

Published in:

Journal of Animal Breeding & Genetics, 2014, v. 131, n. 4, p. 279, doi. 10.1111/jbg.12078

By:

Dube, B.;
Mulugeta, S.D.;
Dzama, K.

Publication type:

Article

Genetic diversity and conservation of South African indigenous chicken populations.

Published in:

Journal of Animal Breeding & Genetics, 2011, v. 128, n. 3, p. 209, doi. 10.1111/j.1439-0388.2010.00891.x

By:

Mtileni, B. J.;
Muchadeyi, F. C.;
Maiwashe, A.;
Groeneveld, E.;
Groeneveld, L. F.;
Dzama, K.;
Weigend, S.

Publication type:

Article

Mitochondrial DNA variation and genetic relationships in Spanish donkey breeds (Equus asinus).

Published in:

Journal of Animal Breeding & Genetics, 2004, v. 121, n. 5, p. 319, doi. 10.1111/j.1439-0388.2004.00464.x

By:

Aranguren-Mendez, J.;
Beja-Pereira, A.;
Avellanet, R.;
Dzama, K.;
Jordana, J.

Publication type:

Article

Breed effects and heterosis for weight traits and tick count in a cross between an indigenous fat-tailed and a commercial sheep breed.

Published in:

Tropical Animal Health & Production, 2021, v. 53, n. 1, p. 1, doi. 10.1007/s11250-021-02612-7

By:

Cloete, S. W. P.;
Thutwa, K.;
Scholtz, A. J.;
Cloete, J. J. E.;
Dzama, K.;
Gilmour, A. R.;
van Wyk, J. B.

Publication type:

Article

Limitations and prospects of improving beef cattle production in the smallholder sector: a case of Limpopo Province, South Africa.

Published in:

Tropical Animal Health & Production, 2018, v. 50, n. 7, p. 1711, doi. 10.1007/s11250-018-1632-5

By:

Mapiye, O.;
Makombe, G.;
Mapiye, C.;
Dzama, K.

Publication type:

Article

Genetic parameters for tick counts across months for different tick species and anatomical locations in South African Nguni cattle.

Published in:

Tropical Animal Health & Production, 2017, v. 49, n. 6, p. 1201, doi. 10.1007/s11250-017-1336-2

By:

Maiwashe, A.;
MacNeil, M.D.;
Mapholi, N.O;
Matika, O.;
Riggio, V.;
Banga, C.;
Muchenje, V.;
Nephawe, K.;
Dzama, K.

Publication type:

Article

Management and control of gastrointestinal nematodes in communal goat farms in Zimbabwe.

Published in:

Tropical Animal Health & Production, 2017, v. 49, n. 2, p. 361, doi. 10.1007/s11250-016-1200-9

By:

Zvinorova, P.;
Halimani, T.;
Muchadeyi, F.;
Katsande, S.;
Gusha, J.;
Dzama, K.

Publication type:

Article

Herd dynamics and contribution of indigenous pigs to the livelihoods of rural farmers in a semi-arid area of Zimbabwe.

Published in:

Tropical Animal Health & Production, 2008, v. 40, n. 2, p. 125, doi. 10.1007/s11250-007-9071-8

By:

G. Chiduwa;
M. Chimonyo;
T. Halimani;
S. Chisambara;
K. Dzama

Publication type:

Article

Revolutionising the Public Extension System for Smallholder Livestock Farmers: User Experiences and the Prospects of Using Information and Communication Technologies in North West Province, South Africa.

Published in:

South African Journal of Agricultural Extension, 2025, v. 53, n. 1, p. 120, doi. 10.17159/2413-3221/2025/v53n1a18044

By:

Mapiye, O.;
Makombe, G.;
Molotsi, A. H.;
Dzama, K.;
Mapiye, C.

Publication type:

Article

Conservation and utilisation of indigenous chicken genetic resources in Southern Africa.

Published in:

World's Poultry Science Journal, 2012, v. 68, n. 4, p. 727, doi. 10.1017/S0043933912000852

By:

MTILENI, B.J.;
MUCHADEYI, F.C.;
MAIWASHE, A.;
CHIMONYO, M.;
DZAMA, K.

Publication type:

Article

Tropically adapted cattle of Africa: perspectives on potential role of copy number variations.

Published in:

Animal Genetics, 2016, v. 47, n. 2, p. 154, doi. 10.1111/age.12391

By:

Wang, M. D.;
Dzama, K.;
Rees, D. J. G.;
Muchadeyi, F. C.

Publication type:

Article

Lamb behaviour during and shortly after tail-docking.

Published in:

South African Journal of Animal Science, 2025, v. 55, n. 3, p. 146, doi. 10.4314/sajas.v55i3.06

By:

Teubes, M.;
Scholtz, A. J.;
Dzama, K.;
Cloete, S. W. P.

Publication type:

Article

Genetic and phenotypic trends for female fertility traits derived from service records of South African Holstein cattle.

Published in:

South African Journal of Animal Science, 2023, v. 53, n. 4, p. 598, doi. 10.4314/sajas.v53i4.14

By:

Kgari, R. D.;
Muller, C. J. C.;
Dzama, K.;
Makgahlela, M. L.

Publication type:

Article

Estimating milk production and energy-use efficiency of pasture-grazed Holstein and Jersey cows using mathematical models.

Published in:

South African Journal of Animal Science, 2023, v. 53, n. 3, p. 326, doi. 10.4314/sajas.v53i3.01

By:

Bangani, N. M.;
Muller, C. J. C.;
Dzama, K.;
Cruywagen, C. W. C.;
Chokuda, F. V. Nherera;
Imbayarwo-Chikosi, V. E.

Publication type:

Article

Effects of production stage and fertility traits on milk production of pasture-grazed Holstein and Jersey cows in a Mediterranean-type climate region.

Published in:

South African Journal of Animal Science, 2022, v. 52, n. 4, p. 552, doi. 10.4314/sajas.v52i4.15

By:

Bangani, N. M.;
Muller, C. J. C.;
Dzama, K.;
Cruywagen, C. W. C.;
Imbayarwo-Chikosi, V. E.

Publication type:

Article

A review of artisanal cheese making: An African perspective.

Published in:

South African Journal of Animal Science, 2021, v. 51, n. 3, p. 296, doi. 10.4314/sajas.v51i3.3

By:

Nyamakwere, F.;
Esposito, G.;
Dzama, K.;
Raffrenato, E.

Publication type:

Article

Evaluation of female fertility in dairy cattle enterprises - A review.

Published in:

South African Journal of Animal Science, 2020, v. 50, n. 6, p. 819, doi. 10.4314/sajas.v50i6.8

By:

Kgari, R. D.;
Muller, C. J. C.;
Dzama, K.;
Makgahlela, M. L.

Publication type:

Article

Carcass and meat quality attributes of Malawi Zebu steers fed Vachellia polyacantha leaves or Adansonia digitata seed as alternative protein sources to Glycine max.

Published in:

South African Journal of Animal Science, 2019, v. 49, n. 2, p. 395, doi. 10.4314/sajas.v49i2.18

By:

Chingala, G.;
Raffrenato, E.;
Dzama, K.;
Hoffman, L. C.;
Mapiye, C.

Publication type:

Article

Towards a regional beef carcass classification system for Southern Africa.

Published in:

South African Journal of Animal Science, 2017, v. 47, n. 4, p. 408, doi. 10.4314/sajas.v47i4.1

By:

Chingala, G.;
Raffrenato, E.;
Dzama, K.;
Hoffman, L. C.;
Mapiye, C.

Publication type:

Article

Effects of whey, molasses and exogenous enzymes on the ensiling characteristics, nutrient composition and aerobic stability of maize cobs.

Published in:

South African Journal of Animal Science, 2016, v. 46, n. 2, p. 113, doi. 10.4314/sajas.v46i2.1

By:

Kanengoni, A. T.;
Nkosi, B. D.;
Chimonyo, M.;
Ndimba, B.;
Dzama, K.

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

Genetic prediction models and heritability estimates for functional longevity in dairy cattle.

Published in:

South African Journal of Animal Science, 2015, v. 45, n. 2, p. 105, doi. 10.4314/sajas.v45i2.1

By:

Imbayarwo-Chikosi, V. E.;
Dzama, K.;
Halimani, T. E.;
van Wyk, J. B.;
Maiwashe, A.;
Banga, C. B.

Publication type:

Article

The effect of Moringa oleifera leaf meal supplementation on tibia strength, morphology and inorganic content of broiler chickens.

Published in:

South African Journal of Animal Science, 2014, v. 44, n. 3, p. 228, doi. 10.4314/sajas.v44i3.4

By:

Nkukwana, T. T.;
Muchenje, V.;
Masika, P. J.;
Hoffman, L. C.;
Dzama, K.

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

Physico-chemical shelf-life indicators of meat from broilers given Moringa oleifera leaf meal.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 5 Supp, p. S43, doi. 10.4314/sajas.v43i5.8

By:

Wapi, C.;
Nkukwana, T. T.;
Hoffman, L. C.;
Dzama, K.;
Pieterse, E.;
Mabusela, T.;
Muchenje, V.

Publication type:

Article

Genetic relationship between growth and carcass traits in Large White pigs.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 4, p. 482, doi. 10.4314/sajas.v43i4.5

By:

Dube, B.;
Mulugeta, S. D.;
Dzama, K.

Publication type:

Article

Effective population size and inbreeding rate of indigenous Nguni cattle under in situ conservation in the low-input communal production system.

Published in:

South African Journal of Animal Science, 2013, v. 43, n. 2, p. 138, doi. 10.4314/sajas.v43i2.3

By:

Tada, O.;
Muchenje, V.;
Dzama, K.

Publication type:

Article

Estimation of genetic and phenotypic parameters for sow productivity traits in South African Large White pigs.

Published in:

South African Journal of Animal Science, 2012, v. 42, n. 4, p. 389, doi. 10.4314/sajas.v42i4.7

By:

Dube, B.;
Mulugeta, Sendros D.;
Dzama, K.

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

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

Non-genetic factors affecting growth performance and carcass characteristics of two South African pig breeds.

Published in:

South African Journal of Animal Science, 2011, v. 41, n. 2, p. 161, doi. 10.4314/sajas.v41i2.71021

By:

Dube, B.;
Mulugeta, S.D.;
van der Westhuizen, R.R.;
Dzama, K.

Publication type:

Article

Sex of calf and age of dam adjustment factors for birth and weaning weight in Tswana and Composite beef cattle breeds in Botswana.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 4, p. 296

By:

Raphaka, K.;
Dzama, K.

Publication type:

Article

Genetic diversity and relationships among indigenous Mozambican cattle breeds.

Published in:

South African Journal of Animal Science, 2009, v. 39, n. 1, p. 61, doi. 10.4314/sajas.v39i1.43548

By:

Bessa, I.;
Pinheiro, I.;
Matola, M.;
Dzama, K.;
Rocha, A.;
Alexandrino, P.

Publication type:

Article

Genetic analysis of somatic cell score and udder type traits in South African Holstein cows.

Published in:

South African Journal of Animal Science, 2008, v. 38, n. 1, p. 1, doi. 10.4314/sajas.v38i1.4102

By:

Dube, B.;
Dzama, K.;
Banga, C. B.

Publication type:

Article

Genetic correlations between female fertility and production traits in South African Holstein cattle.

Published in:

South African Journal of Animal Science, 2007, v. 37, n. 3, p. 180, doi. 10.4314/sajas.v37i3.4090

By:

Makgahlela, M. L.;
Banga, C. B.;
Norris, D.;
Dzama, K.;
Ng'ambi, J. W.

Publication type:

Article

Index selection of beef cattle for growth and milk production using computer simulation and modelling.

Published in:

South African Journal of Animal Science, 2001, v. 31, n. 2, p. 65, doi. 10.4314/sajas.v31i2.3832

By:

Dzama, K.;
Walter, J.P.;
Sanders, J.O.;
Chimonyo, M.;
Ruvuna, F.

Publication type:

Article

Some non-genetic factors affecting commercial pig production in Zimbabwe.

Published in:

South African Journal of Animal Science, 1999, v. 29, n. 3/4, p. 164

By:

Mungate, F.;
Dzama, K.;
Mandisodza, K.;
Shoniwa, A.

Publication type:

Article

Growth performance, blood metabolic responses, and carcass characteristics of grower and finisher South African Windsnyer-type indigenous and Large White x Landrace crossbred pigs fed diets containing ensiled corncobs.

Published in:

Journal of Animal Science, 2014, v. 92, n. 12, p. 5739, doi. 10.2527/jas.2014-8067

By:

Kanengoni, A. T.;
Chimonyo, M.;
Erlwanger, K. H.;
Ndimba, B. K.;
Dzama, K.

Publication type:

Article

Prevalence and tick loads in Nguni cattle reared in different environmental conditions across four provinces of South Africa.

Published in:

Veterinary World, 2022, v. 15, n. 8, p. 1943, doi. 10.14202/vetworld.2022.1943-1953

By:

Mapholi, Ntanganedzeni O.;
Banga, C.;
Dzama, K.;
Matika, O.;
Riggio, V.;
Nyangiwe, N.;
Maiwashe, A.

Publication type:

Article

A genetic and immunological comparison of tick-resistance in beef cattle following artificial infestation with Rhipicephalus ticks.

Published in:

Experimental & Applied Acarology, 2020, v. 80, n. 4, p. 569, doi. 10.1007/s10493-020-00480-8

By:

Marima, J. K.;
Nel, C. L.;
Marufu, M. C.;
Jonsson, N. N.;
Dube, B.;
Dzama, K.

Publication type:

Article

Reaction-norm analysis of neonatal lamb mortality suggests heritability varies with cold-stress: an example in the Elsenburg Merino selection lines.

Published in:

Animal Production Science, 2023, v. 63, n. 10/11, p. 1017, doi. 10.1071/AN22464

By:

Nel, C. L.;
Steyn, Y.;
Gilmour, A. R.;
Waters, D.;
Clark, S. A.;
van der Werf, J. H. J.;
Swan, A. A.;
Dzama, K.;
Cloete, S. W. P.

Publication type:

Article

Is there sufficient genetic variation to breed Elsenburg Merino sheep with shorter tails?

Published in:

Animal Production Science, 2023, v. 63, n. 10/11, p. 1043, doi. 10.1071/AN22438

By:

Teubes, M.;
Cloete, S. W. P.;
Dzama, K.;
Scholtz, A. J.

Publication type:

Article

Genetic parameters and trends for lamb survival following long-term divergent selection for number of lambs weaned in the Elsenburg Merino flock.

Published in:

Animal Production Science, 2021, v. 61, n. 17/18, p. 1965, doi. 10.1071/AN21198

By:

Nel, C. L.;
Swan, A. A.;
Dzama, K.;
Scholtz, A. J.;
Cloete, S. W. P.

Publication type:

Article

Impact of conformation traits on functional longevity in South African Holstein cattle.

Published in:

Animal Production Science, 2018, v. 58, n. 3, p. 481, doi. 10.1071/AN16387

By:

Imbayarwo-Chikosi, V. E.;
Ducrocq, V.;
Banga, C. B.;
Halimani, T. E.;
Van Wyk, J. B.;
Maiwashe, A.;
Dzama, K.

Publication type:

Article

Proximate composition and variation in colour, drip loss and pH of breast meat from broilers supplemented with Moringa oleifera leaf meal over time.

Published in:

Animal Production Science, 2016, v. 56, n. 7, p. 1208, doi. 10.1071/AN14055

By:

Nkukwana, T. T.;
Muchenje, V.;
Masika, P. J.;
Pieterse, E.;
Hoffman, L. C.;
Dzama, K.

Publication type:

Article

Effect of dietary supplementation with Acacia karroo leaves on fatty acid profiles and consumer sensory attributes of Xhosa lop-eared goats under artificial haemonchosis.

Published in:

Animal Production Science, 2012, v. 52, n. 12, p. 1099, doi. 10.1071/AN12097

By:

Marume, U.;
Hugo, A.;
Chimonyo, M.;
Muchenje, V.;
Dzama, K.

Publication type:

Article

Effects of land-use change on the provisioning ecosystem service of wetlands: the case of a social-ecological systems perspective of Boyo Wetland in Ethiopia.

Published in:

African Journal of Aquatic Science, 2024, v. 49, n. 1, p. 1, doi. 10.2989/16085914.2024.2319670

By:

Tuji, A;
Jacobs, S.M.;
Malgas, R.R.;
Dzama, K;
Alamirew, T

Publication type:

Article

A Survey of Cheese from Small-Scale Artisanal Producers in Western Cape, South Africa.

Published in:

Journal of Food Quality, 2021, p. 1, doi. 10.1155/2021/3708786

By:

Nyamakwere, F.;
Esposito, G.;
Dzama, K.;
Muller, M.;
Moelich, E. I.;
Raffrenato, E.

Publication type:

Article