South African Society for Animal Science Congress 53 – 26 to 28 September 2022  

Preliminary Program

Monday | 26 September
09:00Registration
Tea & Rusks

Session 1 - Chair: S Gcumisa

10:30

Welcome -  President of SASAS

10:45

Welcome to KZN – to be confirmed
11:00
Opening address - Prof Edward Nesamvuni  - Hon President: SASAS 
11:30
Early Farmers in KwaZulu-Natal: the archaeological evidence  by Gavin Whitelaw - KwaZulu-Natal Museum
12:30
Lunch

Session 2 - Chair: Dr MM Scholtz
13:30
       Sustainable, climate resilient livestock Production 
       systems for South African livestock?   -
       Dr Jean Rust
14:15
      Emerging & re-emerging disease challenges due to
      disease challenges due increased environmental
      temperatures – Dr S Mbizeni (UNISA)

15:00
   
      Tea



Parallel Session 1

 

Physiology

Nutrition

Applied Animal Science

Venue:

Elephant Room

 Rhino

Room

 Buffalo

Room

15:15

Ngcobo, Jabulani Nkululeko et al

A comparative study on the reproductive performance of South African indigenous sheep breeds following oestrus synchronization

Mpanza TDE, et al

Growth performance, methane emission, ruminal fermentation and microbial composition of the meat-master lambs fed barley sprout

Mogano RR, et al.

Modelling environmental suitability and estimating effective population size of South African indigenous chickens: Implication for conservation

15:30

Lambrechts, H, et al.

Assessment of the post-insulation viability and potential fertilizing ability of ejaculated spermatozoa using a sperm functional test

Mbukwane, Mbuso, et al.

Apparent ileal nutrient digestibility of broilers fed maize-soy-based diets with elevated levels of sunflower meal supplemented with enzymes

Madilindim M.A et al.

Genetic analysis of predicted gross feed efficiency in first-parity South African Holstein cows

15:45

Thabethe, Fortune et al  (online)

Response in growth performance of South African indigenous Windsnyer pigs to dietary inclusion of Amarula oil cake diets

Matshepo Hlohlongoane, et al

Effect of game species on shelf life, volatiles compounds and fatty acid profiles of impala, springbok and mountain reedbuck

Sampson, Caitlin Leigh, et al.

Preliminary results on the influence of feather harvesting practices on the welfare of ostriches

16:00

Mudau, Fhulufhelo, et al. (online)

Application of convolution neural networks in the detection and quantification of tick burdens on cattle.

Bopape M.A., et al

Β-sitosterol as an alternative to oxytetracycline: effect on growth performance, feed intake and utilization efficiency, and meat quality of broiler chickens

Muvhali, Pfunzo, et al.

Genetic and environmental parameters for behavioural responses towards humans in farmed ostriches

16:15

van Rensburg, Waldo, et al. (online)

Manipulation of the rumen environment with the inclusion of canola oil to increase the rumen undegradable protein fraction of feedstuffs

Fushaia, F

Effects on nutrient digestibility of 10% dietary inclusion of high-fibre Macadamia (Integrifolia tetraphylla) oil cake with supplementary exogenous enzymes

Kekana, Molatelo, et al

Provision of different degrees of shade influences the physiology and thermoregulatory behaviour of ostrich chicks


19:00 Evening Meet & Greet
Finals of Plaas Media Animal Science Student Quiz
 
Tuesday | 27 September

08:00Registration | Exhibition open

Session 3 - Chair: Prof K Nephawe

08:30

Challenges to livestock production -
Dr John Roche : Chief science advisor – New Zealand Ministry of Primary Industries

09:15

Revisiting the matching of livestock
with their environment in an era of
new challenges – Dr M D MacNeil  

10:00

Improving rural livestock – changing
the mind set and market availability -
Dr Florence Nherera: CEO NERPO

10:30

Tea

Session 4 - Chair: Dr N F Mkhize

11:00

Meat Traceability – its impact on
South African producers and
international markets – Dewald Olivier  SAFA

11:30

Biosecurity measures –
Prof Neil Duncan   (Onderstepoort)


Parallel Session 2

 

Nutrition

Applied Animal Science

Physiology

Venue:

 Elephant Room

 Rhino room

 Buffalo Room

12:00

Meeske, R., et al.  (online)

Supplementation of Aspergillus oryzae metabolites to Jersey cows grazing kikuyu/ryegrass pasture in spring

Augustyn, W., et al.

Growth performance and carcass characteristics of early castrated, late castrated and intact South African Mutton Merino lambs

Lubisia, M.W.,, et al

Plasma metabolic biomarkers of indigenous, exotic and crossbred growing pigs on roasted or sprouted cowpea-maize diets

12:15

Dreyer, O, et al(online)

The effect of extrusion of canola oilcake meal and sweet lupins on the production performance of Meatmaster lambs under feedlot conditions

O'Neill, HA, et al.

Carcass composition of early castrated, late castrated and intact South African Mutton Merino lambs

Ngcobo, Jabulani, et al.

Effects of dietary flaxseed oil and ascorbic acid on the reproductive performance of South African indigenous sheep

12:30

Theron, P, et al (online)

A comparison of various growth models for the modelling of growth in pure- and crossbred lambs

Shingange Rimbilana, et al.

The age at which a ram reaches puberty and the contribution of landrace sheep to sub-Saharan Africa’s production systems

le Roux Sounes, et al.

Semen analyses of Swakara sheep based at Karakul Research Station, Upington

12:45

Mdoda, Bayanda, et al  (online)

Effects of zingerone on growth performance, feed intake and utilisation efficiency, carcass yield and viscera macromorphometry of Cobb500 broiler chicken

Mulaudzi, M., et al.

Effect of ecotype and season on the production and reproductive performance of Nguni cattle in Limpopo Province of South Africa

Lambrechts,H, et al

Resilience of ram spermatozoa to heat stress, induced using scrotal insulation


Session 5 - Chair: Chair - Prof EC Webb

13:00  Lunch  
13:30Fundamental aspects of successful
livestock production on veld: 
Challenging conventional wisdom  -
Johann Zietsmann : Zimbabwe 
14:10Practical application of BLUP/EBV’s
in grazing livestock systems -
Norman Maiwashe 
14:50Tea
15:10SASAS AGM
16:30Online Live student debate - finals - 
Coordinator Fabian Fon  
19:00 Congress Dinner Award Ceremony
Wednesday | 28 September
08:00Registration/information tables open

Session 6 - Chair: Paul Bevan


08:30

The 21st Century Animal Scientist:
skills and mindset for the future –
Jackie Tucker:  Keystone Collection

09:00

Poster session

10:00       Tea

  

Parallel Session 3 : 

 

Breeding

Nutrition

Applied Animal Science

Venue

Elephant Room

 Rhino

Room

 Buffalo

Room

10:30

King et al.   (online)

Morphological and genetic characterisation of three Mozambican indigenous Cattle breeds.

Nkabinde, S.S.M., et al.

Determination of the AMEN of maize using in-Vitro vs. in-Vivo methods and determination of the effect of maize quality on efficacy of a xylanase, amylase, and protease enzyme combination

Fon, Fabian Nde, et al.

The role of effective microorganisms on broilers’ performance, litter odour emission and other gases

10:45

Mafolo, Kgaogelo et al.

Multi-breed genomic predictions in South African Holstein and Jersey dairy cattle

Ratsaka M Moses, et al.

Effect of different dietary protein allowances on performance and nitrogen metabolism of Nguni and Hereford heifers

Ramukhithi, T.F., et al

Characterization of small-scale broiler production in rural areas of Limpopo Province, South Africa

11:00

Nene, Mxolisi Emmanuel et al.

Profiling the diversity of the village chicken faecal microbiota using 16S rRNA and shotgun sequencing data

Kolobe,Sekobane Daniel, et al.

Effect of Acacia karroo leaf meal inclusion levels on performance and gut morphology of broiler chickens

Dludla, SP, et al.

Effects of Bioresource groups on scavenging indigenous chicken production systems, population demographics, reproduction characteristics and challenges in KwaZulu-Natal

11:15

Olivier, WJ et al.

The effect of incomplete reproduction data on the prediction of Genomic Estimated Breeding Values

Egbu, CF,et al

Effect of Moringa oleifera seed extract on growth performance and haematological parameters in Cobb 500 broiler chickens

Mashamaite, Puleng, et al

Mating strategies, incidence of stillbirth and other factors affecting sow productivity traits among Landrace and Large White crosses

11:30

Scholtz, M M et al.

The development of a biological index for cow-calf efficiency for beef cattle

Kekana,T.W., et al.

Pre-weaning antioxidant capacity, immunity and growth of calves fed milk from Moringa oleifera supplemented cows

Nyangiwe, N, et al.

An update on the ecological distribution of free-living ticks infesting cattle in the Eastern Cape Province

11:45

Visser, C., et al.

Population structure and genetic diversity within and amongst three South African dairy cattle breeds

Jordaan, Leanne, et al.

Effect of inclusion of specific encapsulated fatty acids in sow’s diets on the quality of IgG and weaned piglet performance

Demont, Kaylee, et al.

Effects of BCS, parity, and postpartum period on conception rates and days to conception of Bonsmara cows in TAI programs

12:00

Nel, CL, et al.

The benefit of marker data in the prediction of production traits in South African Merinos: ssGBLUP vs A-BLUP

Mararenia, M, et al.

Effect of different inclusion levels of dietary green seaweed (Ulva spp.) on live performance, blood parameters, visceral organs, and carcass and meat quality traits in Jumbo quail

Sihlangu, Ephodia, et al.

Assessment of biochemical methane potential from various agricultural substrates

12:15

Nemutandani, K.R.et al.

Estimation of breed effects and non-additive genetic variation for ostrich slaughter and skin traits

Grahame, M.M, et al.

The effect of different Se sources on egg quality and Se level in eggs

Ntsiapane, Alina, et al.

Assessing the efficiency of smallholder wool farmers in the changing paradigms in South Africa

12:30

Nkgapele, K.P. et al.

Effective population size, inbreeding coefficient and risk status classification of Kalahari Red goats from 1977 to 2018 in stud flocks of South Africa

Modisaojang-Mojanaga, M.M.C, et al

Impact of Heartwater (Ehrlichia ruminantium) Vaccination on Mineral Homeostasis as reflected in Bone, Faecal and Blood Phosphorus, Calcium and Magnesium in Friesian calves reared in South Africa

Reinecke, Riana, et al.

Determination of the economic and environmental impact of diary production in South Africa: A system dynamics approach

12:45

Steyn, S, Cloete#, S.W.P. et al.

Genetic and environmental parameters for birth weight and behaviour of neonatal merino lambs in relation to cold stress

Soko, Thabisa, et al.

Effect of dietary calcium and phosphorus specifications and limestone solubility on performance,  bone mineralization and cost of broiler production

Nwafor Ifeoma, et al.

Ovicidal and larvicidal activity of indigenous medicinal plant extracts on sheep’s Haemonchus contortus



13:00        Closure & Congress Awards for Student Posters



Lunch
10:30 –
13:00

SASAS Educational Forum meeting –
Convenor - Dr Helet Lambrechts  

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