Browsing Masters Degrees (Animal, Wildlife and Grassland Sciences) by Issue Date
Now showing items 1-20 of 63
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Korreksiefaktore by seleksie van Merinoskape
(University of the Free State, 1971-01)English: Investigation was conducted into the influence of the age of dam and twinning on body weight, greasy fleece weight and certain fleece characteristics on lambs up to the age of 10 months. The above-mentioned ... -
Die doeltreffendheid van proteïen- en energiebenutting deur vleisvarke
(University of the Free State, 1972)Abstract not available -
Die toevoer van beeste en die gehalte van karkasse uit 'n vleisproduksie oogpunt by die Bloemfonteinse slagpale
(University of the Free State, 1979-07)Afrikaans: 1. Ondersoek is ingestel na die toevoer van slagdiere en die gehalte van die karkasse by die Bloemfonteinse slagpale. 2. Die doel van die studie was om ondersoek in te stel na die tipes diere wat geslag word ... -
Waterbalans studies in geselekteerde subhabitatte van 'n Burkea-Savanna
(University of the Free State, 1980-11)English: During this project the field-water balances in four subhabitats of the Burkea savanna in Phase II of the Savanna Ecosystem Project at Nylsvley were studied.The project included a study of the water redistribu ... -
Die invloed van die frekwensie van kragvoervoeding op die benutting van melkbeesrantsoene
(University of the Free State, 1989-01)Afrikaans: In die geval van hoë produserende melkbeeste word groot hoeveelhede kragvoer, by twee geleenthede per dag aan melkkoeie verskaf. Hierdie praktyk mag moontlik met 'n lae rumen-pH na kragvoervoeding, verskuiwings ... -
Weidingkapasiteitstudies op veld in die Noord-Kaap
(University of the Free State, 1990-11)No abstract available. -
The use of different anabolic agents in gilts
(University of the Free State, 1995-07)24 Crossbred gilts (Large White x Landrace) purchased as weaners were randomly allocated to four treatment groups (n = 6) and submitted for an observation period of three phases: Phase I, in which the animals were treated ... -
The effects of breed and housing system on the production and reproduction of weaner piglets in an outdoor pig unit
(University of the Free State, 1995-08)Outdoor pigfarming is a concept which (within the 20th century) had its origin (revival) in the early 1950s in England. Today approximately 15% of all breeding sows in England are kept out of doors while in South Africa ... -
The genus Cheiracanthium (Araneae: Clubionidae) in southern Africa
(University of the Free State, 1995-11)English: The southern African representatives of Cheiracanthium C.L. Koch, 1839 are revised after examining 617 adult specimens. Eight species of Cheiracanthium are recognized from this region, four are new (C. dippenaarae, ... -
Ondersoek na linieêre klassifikasie in die Suid-Afrikaanse Jerseyras
(University of the Free State, 1999-05)English: A total of 36000 records that were obtained from INTERGIS were used in this study to determine genetic parameters for the South African Jersey breed. After editing 9447 records qualified for the analysis. The ... -
Evaluation of cryopreservation methods for in vitro produced bovine embryos
(University of the Free State, 1999-11)English: The objective of this study was to evaluate four cryopreservation techniques for in vitro produced bovine embryos, and to select the best method for practical application. The cryopreservation methods investigated ... -
Milk production of South African boer and indigenous feral goats under intensive and extensive feeding systems
(University of the Free State, 1999-11)English: The primary aim of this study was to investigate the milk production potential (quantity and quality) of Indigenous feral and Boer goat does under intensive and extensive nutritional regimes. The study was carried ... -
The value of recording body measurements in beef cattle
(University of the Free State, 2000-02)English: Body size and shape are objectively described using body measurements in beef cattle. How these measures of size and shape relate to the functioning of the individual is of paramount importance to livestock ... -
Synchronisation of oestrus in indigenous goats: the use of different progestagen treatments
(University of the Free State, 2000-11)English: A study aimed at comparing the efficiency of different progestagen treatments used for oestrous synchronization in indigenous South African goats was carried out between February (autumn) and September (spring), ... -
The influence of tree thinning and subhabitat differentiation on the reproductive dynamics of acacia mellifera subsp. detinens
(University of the Free State, 2001-11)The study was conducted in an area described as "Kalahari Thomveld" in the vicinity of the towns of Bray and Pomfret in the North-West Province, where Acacia mel/itera subsp. detinens is the dominant woody species. The ... -
Food-related determinants of Kudu carrying capacity in a semi-arid savanna
(University of the Free State, 2001-11)English: A comparative study was conducted in order to investigate the relationship between forage availability and parameters of kudu populations thought to have a bearing on kudu carrying capacity in a semi-arid savanna. ... -
The effect of season and nutrition on the reproductive potential and sexual characteristics of Boer goat bucks
(University of the Free State, 2001-12)English: A study to evaluate the effect of season (ambient temperature, daylight length and relative humidity) and nutrition on the reproductive potential and sexual characteristics of young Boer goat bucks was carried ... -
The genetic basis of gestation length in Bonsmara cattle
(University of the Free State, 2002-11)English: The purpose of this study was to investigate the genetic and phenotypic parameters for gestation length and birth weight in Bonsmara cattle in South Africa. The genetic and phenotypic parameters were determined ... -
Genetic parameter estimation of production and reproduction traits of the Elsenburg Dormer stud
(University of the Free State, 2002-11)English: Genetic parameter estimates were compared usmg Gibbs sampling and REML methods. Variance components and resulting heritabilities of birth weight (BW) and weaning weight (WW) in the Elsenburg Dormer sheep stud ... -
The effect of different milk pricing schemes on a selection index for South African Holstein cattle
(University of the Free State, 2002-11)English: A total of 150673 first lactation records of South African Holstein lactating cows were used to estimate the genetic parameters of milk (MY), butterfat (BFY), and protein (PRY) yields, and butterfat (BFP) and ...