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Browsing School of Sciences and Agriculture by Title
Now showing items 30-49 of 49
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(MDPI, 2021)The Madzaringwe Formation in the Vele colliery is one of the coal-bearing Late Palaeozoic units of the Karoo Supergroup, consisting of shale with thin coal seams and sandstones. Maceral group analysis was conducted on ...
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Mapping of maize growing period over the Free State Province of South Africa : heat units approach (Advances in Meteorology, 207)Temperature is one of the important environmental parameters that determines the development of a crop from one stage to another. It is integral in the calculation of heat units. In this study, the thermal index concept ...
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(Jàmbá - Journal of Disaster Risk Studies, 2018-05-02)Natural hazards (events that may cause actual disasters) are established in the literature as major causes of various massive and destructive problems worldwide. The occurrences of earthquakes, floods and heat waves affect ...
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(Springer, 2021)Introduction Entomopathogenic nematodes (EPNs) are important biocontrol agents of insect pests. To increase the availability of locally adapted entomopathogenic nematode isolates for biocontrol programs, a survey of several ...
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(Springer Verlag, 2007)Multilocus enzyme electrophoresis (MEE) was used to genetically compare Moniezia spp. collected from sheep and cattle in southern Australia. Fifteen enzyme loci were established for the genetic characterisation of individual ...
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(Russian Journal of Nematology, 2018)During a survey of plant-parasitic nematodes in the northern part of Iran, six populations of Pratylenchus thornei were studied by means of morphological and molecular characterisation. The results showed that body length ...
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(Springer Nature, 2020)Neoalbionella O¨ zdikmen, 2008 comprises 10 accepted species, which all infect sharks of Squaliformes and Carcharhiniformes. Adult females belonging to species of Neoalbionella, based on the maxillule palp armed with ...
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(Onderstepoort Journal of Veterinary Research, 2017)The aim of the study was to determine the species spectrum of ixodid ticks that infest horses and donkeys in South Africa and to identify those species that act as vectors of disease to domestic livestock. Ticks were ...
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(University of Limpopo, 2019)The study was conducted to assess phenotypic and genotypic diversity in resistance to gastro-intestinal nematode (GIN) within communal goats in different agro-ecological zones of Limpopo province. Eighty goats were randomly ...
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(Aquaculture, 2018)This study investigated the potential of Artemisia afra on growth and disease resistance in Oreochromis mossambicus. Phytochemical analysis of A. afra was also undertaken. Five A. afra-based diets designated as D1, D2, D3, ...
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(De Gruyter, 2021)The stratigraphy of the Ecca Group has been subdivided into the Prince Albert, Whitehill, Collingham, Ripon, and Fort Brown Formations in the Eastern Cape Province, South Africa. In this article, we present detailed ...
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(South African Journal of Plant and Soil, 2019)Previous claims suggested that pure active ingredients from botanicals were less effective in pest management than their fermented crude-extracts. The objective of this study was to compare the toxicity of pure (98%) ...
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(Informa UK Limited, trading as Taylor & Francis Group, 2021)The Ga-Selati River is subjected to different forms of pollution from mining, industrial and agricultural activities, and human settlements. The objectives of the study were to assess heavy metal pollution and to determine ...
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(Informa UK Limited, trading as Taylor & Francis Group, 2021)Benthic macroinvertebrates play a vital role in ecosystem functioning, such as nutrient cycling, primary production, decomposition and material translocation. A study was done to determine the functional feeding groups ...
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(Syst Parasitol, 2016)New findings on Gyrodactylus spp. parasitising African cichlids in southern Africa are presented, comprising data from Zimbabwe and South Africa. Morphometry of opisthaptoral hard parts in combination with nuclear ribosomal ...
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(Sustainability, 2017-12-23)Drought is a major limitation to crop productivity worldwide. Plants lose most of their water through stomata, thus making stomata an important organ in the control of transpiration and photosynthesis. This study assessed ...
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(Water South Africa, 2018)Increasing incidents of drought spells in most Sub-Saharan African countries call for exploration of innovative alternative sources of water for irrigation. A study was conducted to investigate the cation concentrations ...
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(Transactions of the Royal Society of South Africa, 2018)Despite the wide distribution of the Tragelaphus strepsiceros (greater kudu) in the mopane woodland, there is still limited information on the influence of terrain on the browsing path of the greater kudu. There is also a ...
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Unusual morphological adaptations and processes associated with viviparity in an epizoic dermapteran (PLoS ONE, 2018)Matrotrophic viviparity is a reproductive pattern in which offspring develop inside a female's body which provides gas exchange and nutrients necessary for development. Besides placental mammals, structural and physiological ...
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(Creative Commons Attribution License, 2021)This study aimed to evaluate the performance of data mining algorithms Chi-square Automatic Interac tion Detector (CHAID) and Classification And Regression Tree (CART) in predicting egg weight from different egg quality ...
Now showing items 30-49 of 49
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