GADI Research Reports

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Year Contents
2016
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Quantification of the genetic relationship between reproduction and body weight in different sheep flocks Genetic analysis of body weight in the Grootfontein Merino stud
  • Evaluation of production and reproduction of three Angora goat CYP17 genotypes
  • Establishment of a reference population for future implementation of genomic breeding values for the South African Merino sheep breed
  • Genome wide association study to identify genetic markers associated with resistance to Haemonchus contortus in sheep
  • Evaluation of a frozen semen protocol for South African Angora goats
  • Determination of the digestibility of feedlot rations containing different inclusion levels of roughage (Medicago sativa) by sheep
  • Evaluation of the feed supplement, Graze Boost, with wool sheep lambs on a high fibre diet under penned conditions
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live flocks of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live flocks of Angora goats as reference flocks for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino flocks as resource flocks for research and reference flocks for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino flock as resource for research and as reference flock for a biological bank for Afrino sheep in South Africa
  • Characterisation and cryopreservation of semen of the indigenous Namaqua Afrikaner sheep breed
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Evaluating carbon footprints of various livestock systems and management practices in the False Upper Karoo farming areas
  • Satansbos monitoring and control A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Carnarvon area
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Middelburg area
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • Using lucerne to provide nitrogen fertilizer in a vegetable intercropping system Control of the invasive grey poplar (Populus x canescens) using mechanical removal and grazing by livestock

[more ...]

2015
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Quantification of the genetic relationship between reproduction and body weight in different sheep flocks
  • Genetic analysis of body weight in the Grootfontein Merino stud
  • The evaluation of the presence of nematophagous fungi on pasture in the False Upper Karoo areas and the potential for use as biological control agents of free-living stages of parasitic nematode with the emphasis on the control of Haemonchus contortus
  • Establishment of a reference population for future implementation of genomic breeding values for the South African Merino sheep breed
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Evaluation of a frozen semen protocol for South African Angora goats
  • Flockmaster: A comprehensive veterinary flock health management support service for commercial sheep farmers
  • Determination of the digestibility of feedlot rations containing different inclusion levels of roughage (Medicago sativa) by sheep
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Characterisation and cryopreservation of semen of the indigenous Namaqua Afrikaner sheep breed
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Factors affecting seed germination and emergence of honey locust (Gleditsia triacanthos
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Carnarvon area
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Middelburg (EC) area
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • Using lucerne to provide nitrogen fertilizer in a vegetable intercropping system

[more ...]

2014
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Quantification of the genetic relationship between reproduction and body weight in different sheep flocks
  • Genetic analysis of body weight in the Grootfontein Merino stud
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • The evaluation of the presence of nematophagous fungi on pasture in the False Upper Karoo areas and the potential for use as biological control agents of free-living stages of parasitic nematode with the emphasis on the control of Haemonchus contortus
  • Longevity of production in South African Angora goat ewes
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • Prediction of lambing date based on clinical examination prior to parturition in ewes
  • Flockmaster: A comprehensive veterinary flock health management support service for commercial sheep farmers
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Evaluation of prickly pear cultivars to determine their adaptability in terms of fruit and leaf yield in the False Upper Karoo – Middelburg Region
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Carnarvon area
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Koopmansfontein area
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Middelburg area
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo

[more ...]

2013
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Quantification of the genetic relationship between reproduction and body weight in different sheep flocks
  • The evaluation of the presence of nematophagous fungi on pasture in the False Upper Karoo areas and the potential for use as biological control agents of free-living stages of parasitic nematode with the emphasis on the control of Haemonchus contortus
  • Longevity of production in South African Angora goat ewes
  • Evaluation of management practices of Angora goat sires to improve semen quality
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • Prediction of lambing date based on clinical examination prior to parturition in ewes
  • Flockmaster: A comprehensive veterinary flock health management support service for commercial sheep farmers
  • Effect of water and feed supplementation during overnight kraaling on sheep production
  • Evaluation of the effectiveness of protective coats made from Ripstop nylon to prevent mortality in Angora goats during adverse weather conditions under field conditions
  • Evaluation of the effect of a live chlamydiosis vaccine on ram genital soundness
  • Effect of lick supplementation during overnight kraaling on reproduction and production of sheep in the communal areas
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Maintenance of an Angora goat resource herd at Grootfontein Agricultural Development Institute
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Fixed season grazing of the mountain paddock in the False Upper Karoo
  • Short-term effect of fire on vegetation structure and composition at a site in the Eastern Karoo
  • Determining the optimum grazing capacity for the Arid Karoo - Carnarvon
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • Herbicide control of invasive cactus species
  • Herbicide control of slangbos (Seriphium plumosum) using full-cover and spot-spray methods

[more ...]

2012
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • The evaluation of the presence of nematophagous fungi on pasture in the False Upper Karoo areas and the potential for use as biological control agents of free-living stages of parasitic nematode with the emphasis on the control of Haemonchus contortus
  • Longevity of production in South African Angora goat ewes
  • Evaluation of management practices of Angora goat sires to improve semen quality
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • Prediction of lambing date based on clinical examination prior to parturition in ewes
  • Flockmaster: A comprehensive veterinary flock health management support service for commercial sheep farmers
  • Identification of the most economical energy level in lucerne (Medicago sativa) hay-based finishing diets for Dohne Merino lambs
  • The effect of different levels of urea supplementation on reproduction, production and physiological parameters of wool ewes
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Long-term grazing trials in the Karoo: Camp 6
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • The evaluation of dry matter yield and forage quality for four pastures as influenced by three frequencies of flood irrigation in the False Upper Karoo
  • The establishment of the Grootfontein Electronic Herbarium for the flora of the Eastern Upper Karoo
  • Fire and grazing effects on vegetation and soils following an accidental fire in the Eastern Upper Karoo
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Koopmansfontein area
  • Evaluation of prickly pear cultivars to determine their adaptability in terms of fruit and leaf yield in the Eastern Upper Karoo – Middelburg region
  • Effects of residual soil tebuthiuron on seed germination

[more ...]

2011
  • Genetic and phenotypic characterisation of Namaqua Afrikaner sheep
  • Evaluation of selection for reproduction in Dohne Merino sheep
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Investigation into the extent of micron blow-out in South African wool sheep
  • Increasing genetic progress in South African Angora goats through improved pedigree integrity
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • A comprehensive system for managing reproductive failure in small domestic ruminants
  • Prediction of lambing date based on clinical examination prior to parturition in ewes
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • Investigation of protective coats for prevention of mortality in Angora goats during adverse weather conditions
  • The effect of the inclusion of an ionophore as a silage additive on silage characteristics
  • Identification of the most economical energy level in lucerne (Medicago sativa) hay-based finishing diets for Dorper lambs
  • The effect of different levels of urea supplementation on reproduction, production and physiological parameters of wool ewes
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • Longevity of production in South African Angora goat ewes
  • Long-term grazing trials in the Karoo: Camp 6 and Bergkamp
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • The evaluation of dry matter yield and forage quality for four pastures as influenced by three frequencies of flood irrigation in the False Upper Karoo
  • The establishment of the Grootfontein Electronic Herbarium for the flora of the Eastern Upper Karoo
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape - Karakul
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape – Koopmansfontein area
  • Evaluation of prickly pear cultivars to determine their adaptability in terms of fruit and leaf yield in the Eastern Upper Karoo – Middelburg region
  • Mortality and composition effects of tebuthiuron and glyphosate on Seriphium plumosum
  • Determination of economic norms and standards for sheep, goat and cattle enterprises in South Africa

[more ...]

2010
  • Genetic and phenotypic characterisation of Namaqua Afrikaner sheep
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Investigation into the extent of micron blow-out in South African wool sheep
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • A comprehensive system for managing reproductive failure in small domestic ruminants
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angrao goats
  • The effect of the inclusion of an ionophore as a silage additive on silage characteristics
  • Identification of the most economical energy level in lucerne (Medicago sativa) hay-based finishing diets for lambs
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Maintenance of live herds of Angora goats as reference herds for a biological bank for Angora goats in South Africa
  • Maintenance of two Merino herds as resource herds for research and reference herds for a biological bank for Merino sheep in South Africa
  • Maintenance of an Afrino herd as resource for research and as reference herd for a biological bank for Afrino sheep in South Africa
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • The long-term evaluation of restoration technologies applied in the False Upper Karoo (Middelburg, EC)
  • Fixed season grazing of the mountain paddock in the Eastern Upper Karoo - Photomonitoring
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • The determination of precipitation loss due to canopy interception of five selected Karoo dwarf shrub species
  • The evaluation of dry matter yield and forage quality for four pastures as influenced by three frequencies of flood irrigation in the False Upper Karoo
  • The establishment of the Grootfontein Electronic Herbarium for the flora of the False Upper Karoo
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape - Carnarvon area
  • A monitoring framework towards rangeland monitoring and management within the arid and semi-arid rangelands of the Eastern and Northern Cape - Koopmansfontein area
  • Evaluation of prickly pear cultivars to determine their adaptability in terms of fruit and leaf yield in the Eastern Upper Karoo - Middelburg region
  • Determination of economic norms and standards for sheep, goats and cattle enterprises in South Africa

[more ...]

2009
  • Investigation into production and reproduction selection criteria in Afrino sheep
  • Establishment of a genetic pool of dual purpose sheep with premium quality meat and super fine wool under extensive conditions
  • Genetic and phenotypic characterisation of Namaqua Afrikaner sheep
  • Evaluation of selection criteria for Boer goats under extensive conditions
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Integrated nematode parasite control in small ruminant flocks in semi-arid areas of South Africa with emphasis on the control of Haemonchus contortus and Teladorsagia circumcincta
  • Breeding sheep for increased profit per hectare
  • Investigation into the extent of micron blow-out in South African wool sheep
  • Evaluation of a frozen semen protocol for South African Angora goats
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • A comprehensive system for managing reproductive failure in small domestic ruminants
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • The effect of the inclusion of an ionophore as a silage additive on silage characteristics
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Establishment of the South African biological reserve for small stock research and conservation
  • Establishment and maintenance of live herds of the endangered Namaqua Afrikaner sheep breed in South Africa
  • Establishment and maintenance of a cryopreservation bank for the endangered Namaqua Afrikaner sheep breed in Southern Africa
  • Blood and DNA bank for genomic research in sheep and goat breeds in South Africa
  • The long-term evaluation of restoration technologies applied in the False Upper Karoo (Middelburg, EC)
  • The establishment of the Grootfontein Electronic Herbarium for the flora of the False Upper Karoo
  • Determining the optimum grazing capacity in the Eastern Mixed Karoo
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • Fixed season continuous and rotational grazing of the pediments and plains in the False Upper Karoo
  • Fixed season grazing of the mountain paddock in the False Upper Karoo

[more ...]

2008
  • Investigation into production and reproduction selection criteria in Afrino sheep
  • Establishment of a genetic pool of dual purpose sheep with premium quality meat and super fine wool under extensive conditions
  • Development of a method for the estimation of breeding values for resistance of sheep to internal parasites, which will be applicable under any environmental conditions
  • Investigation into the effect of different types of teats on the production and reproduction of Boer goats
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in South African sheep flocks
  • Breeding sheep for increased profit per hectare
  • Investigation into the extent of micron blow-out in South African wool sheep
  • The effect of early growth environment of Dorper lambs on M. longissimus dorsi area at 16 months of age
  • The effect of supplementation of replacement ewes after weaning on their lifetime reproduction potential under natural veld conditions
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • An investigation into the effect of different weaning practices on the post-weaning growth of Angora kids and reproduction of Angora ewes
  • Effect of dietary chromium levels on fat deposition, carcass and meat characteristics of Dorper lambs
  • The effect of the inclusion of an ionophore as a silage additive on silage characteristics
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • The effect of methionine supplementation on staple length and fibre diameter in wool sheep
  • Establishment of the South African biological reserve for small stock research and conservation
  • Determining the cattle and sheep grazing impact in the Eastern Mixed Karoo
  • Fixed season continuous and rotational grazing of the pediments and plains in the False Upper Karoo
  • Determining the optimum grazing capacity in the Eastern Mixed Karoo
  • Fixed season grazing of the mountain paddock in the False Upper Karoo

[more ...]

2007
  • Investigation into production and reproduction selection criteria in Afrino sheep
  • Establishment of a genetic pool of dual purpose sheep with premium quality meat and super fine wool under extensive conditions
  • Development of a method for the estimation of breeding values for resistance/resilience of sheep to internal parasites, which will be applicable under any environmental conditions
  • Investigation into the selection criteria of Merino sheep
  • Evaluation of selection criteria for Boer goats under extensive conditions
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in three South African sheep flocks
  • Breeding sheep for increased profit per hectare
  • Investigation into the extent of micron blowout in South African wool sheep
  • The effect of early growth environment of Dorper lambs on M. Longissimus dorsi area at 16 months of age
  • Investigation into reproduction and kid mortality of South African Angora goats
  • Breeding program for livestock guarding dogs
  • A survey on the effectiveness of different problem animal control methods in the small stock producing areas of South Africa
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • An investigation into the effect of different weaning practices on the post-weaning growth of Angora kids and reproduction of Angora ewes
  • Investigation into the effect of plants as deworming agents in the Valley Bushveld in Boer goats
  • Investigation into the effect of vitamin B12 supplementation on the growth of Dorper lambs at Koopmansfontein Experimental Station
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Evaluation of the genetic potential for growth and wool production of typical Transkei ewes and rams
  • The effect of methionine supplementation on staple length and fibre diameter in wool sheep
  • Establishment of a biological bank for the Angora goat population in South Africa
  • Determining the optimum grazing capacity in the Eastern Mixed Karoo
  • Fixed season grazing of the mountain paddock in the False Upper Karoo
  • Fixed season continuous and rotational grazing of the pediments and plains in the False Upper Karoo
  • Evaluation of tall fescue cultivars under irrigation

[more ...]

2006
  • Investigation into production and reproduction selection criteria in Afrino sheep
  • Evaluation of genetic fine wool animals under natural conditions in the non-traditional fine wool producing areas of the RSA
  • Establishment of a genetic pool of dual purpose sheep with premium quality meat and super fine wool under extensive conditions
  • Development of a method for the estimation of breeding values for resistance/resilience of sheep to internal parasites, which will be applicable under any environmental conditions
  • Investigation into the selection criteria of Merino sheep
  • Evaluation of selection criteria for Boer goats under extensive conditions
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in three South African sheep flocks
  • Establishment of a biological bank for the Angora goat population in South Africa
  • Breeding Merino sheep for increased profit per small stock unit
  • Investigation into reproduction and kid mortality of South African Angora goats
  • Breeding program for livestock guarding dogs
  • A survey on the effectiveness of different problem animal control methods in the small stock producing areas of South Africa
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • An investigation into the effect of different weaning practices on the post-weaning growth of Angora kids
  • Development of simulation models for livestock enterprises
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Evaluation of the genetic potential for growth and wool production of typical Transkei ewes and rams
  • Determining the optimum grazing capacity in the Eastern Mixed Karoo
  • Evaluation of fescue cultivars
  • Evaluating tall fescue under grazing
  • The mountain paddock grazing experiment

[more ...]

2005
  • Establishment of ram breeding flocks for different communal farming areas of the Eastern Cape
  • Evaluation of the genetic potential for growth and wool production of typical Transkei ewes and rams
  • Performance recording and production data for woolled sheep in the communal areas of the Eastern Cape
  • Breeding merino sheep for increased profit per small stock unit
  • Investigation into production and reproduction selection criteria in Afrino sheep
  • The upgrading of a genetic fine wool Merino stud
  • Evaluation of genetic fine wool animals under natural conditions in the non-traditional fine wool producing areas of the RSA
  • Establishment of a genetic pool of dual purpose sheep with premium quality meat and super fine wool under extensive conditions
  • Development of a method for the estimation of breeding values for resistance/resilience of sheep to internal parasites, which will be applicable under any environmental conditions
  • Investigation into the selection criteria of Merino sheep
  • Evaluation of selection criteria for Boer goats under extensive conditions
  • Investigation into the relationship between milk production of grazing ewes and maternal breeding values for early growth traits in three South African sheep flocks
  • Establishment of a biological bank for the Angora goat population in South Africa
  • Feed intake and digestibility of sheep with varying estimated breeding values for mature body weight
  • Investigation into reproduction and kid mortality of South African Angora goats
  • Bypass protein supplementation of late pregnant and lactating sheep and Angora goats in the different grazing areas of South Africa
  • An investigation into the effect of supplementation of sheep and Angora goats with a commercial trace mineral supplement on reproduction and production
  • Investigation into the effect of vitamin A supplementation on the reproduction of sheep and goats
  • A survey on the effectiveness of different problem animal control methods in the small stock producing areas of South Africa
  • Investigation into the cause, predisposing factors and effective treatment of swelling disease in South African Angora goats
  • An investigation into the effect of different weaning practices on the post-weaning growth of Angora kids
  • Accurate clip classing of mohair for fineness through the technique of EGT (Every Goat Tested)
  • Breeding program for livestock guarding dogs
  • Veld regeneration after fire in the Kalahari Thornveld
  • Developing grazing index values
  • Determining the cattle and sheep grazing impact in the eastern mixed Karoo
  • Chemical control of Rhigozum trichotomum (driedoring)
  • The camp 6 grazing experiment
  • The mountain paddock grazing experiment
  • Determining the optimum grazing capacity in the eastern mixed Karoo
  • Evaluation of fescue cultivars
  • Evaluating tall fescue under grazing

[more ...]