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Die adsorpsie van atrasien deur verskillende kleiminerale en die invloed daarvan op die mobiliteit van atrasien
(Potchefstroom University for Christian Higher Education, 1993)
Atrazine (2-chloro-4-ethylamino-6-isopropylamino-1,3,5-triazine)is a pre-emergence herbicide used mainly on maize. The influence of various clay minerals, i.e. illite-vermiculite mixtures, montmorillonite, kaolinite, ...
Kwantifisering van urinêre organiese materiaal by die identifisering van aangebore metaboliese siekte-toestande
(Potchefstroom University for Christian Higher Education, 1993)
Inherited metabolic diseases are the cause of 25 - 35% of infant deaths in industrialized countries. In order to facilitate the treatment and genetic counselling of these diseases, early diagnosis is imperative. The high ...
Aspects of the biology and population dynamics for the integrated control of the mango scale Aulacaspis tubercularis Newstead in South Africa
(Potchefstroom University for Christian Higher Education, 1993)
Post embryonic development of the mango scale, Aulacaspis tubercularis Newstead, comprises of two larval instars and an imago in the female, and two larval instars, two pupal instars (prepupa, pupa), and an imago in the ...
Interaction of nuclear factors with the promoter of the human pro-1̉(I) collagen gene
(North-West University (South Africa), 1993)
At least thirteen types of collagen have been identified, each
having a characteristic tissue distribution. Type I, the most ·
abundant collagen, consists of two a 1 and one a2 polypeptides.
There is considerable evidence ...
Die voorkoms en betekenis van Acinetobacter in roumelk
(North-West University (South Africa), 1993)
The practice of cold storage of large volumes of milk before
processing for relatively long periods, poses potential
quality problems for the dairy industry. Serious sensory
defects and spoilage of milk and dairy ...