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Theses and Dissertations (Plant Production and Soil Science): Recent submissions
Now showing items 41-60 of 340
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(University of Pretoria, 2023)Three potential uses for UAV remote sensing in pecan were tested in this study over two seasons, the 2020/21 and 2021/22 seasons. The use of vegetation indices (VIs) to detect water stress, the use of remotely sensed canopy ...
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(University of Pretoria, 2023-07-25)The segregation of black Africans to access and participate in forestry was purely a development plan imposed by the apartheid government. Initially, this started as a conservation route, where special indigenous trees ...
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(University of Pretoria, 2023-07-15)This study aimed to evaluate the effects of forest proximity, and socio-ecological determinants on tree species composition, diversity, and carbon stocks in traditional agroforestry landscapes. The study was crucial ...
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(University of Pretoria, 2023-04)Syzygium cordatum is an evergreen indigenous, water-loving tree species in the Myrtaceae family in South Africa. It is usually found close to water sources such as near streams, on forest margins or in swampy spots and ...
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(University of Pretoria, 2023)Decanting and illegal mine-affected water disposal are problems which have plagued South Africa’s mining industry and have exacerbated the deterioration of the quality of water resources. Expensive and energy intensive ...
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(University of Pretoria, 2023)The current population of almost 8 billion is projected to reach 9.55 billion by 2050 and will cause a greater demand for food. Dietary changes will further add to the demand for food.. To meet the growing demand, food ...
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(University of Pretoria, 2022)Soil and plant health are key limiting factors of crop production in conventional tillage systems under rain-fed conditions in South Africa (SA). Historical evidence shows that different crop rotation practices result in ...
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(University of Pretoria, 2023)Atmospheric CO2 concentrations have been rising considerably over the last century and are forecast to reach 800-1000 ppm by 2100. Maize is an important C4 crop that is cultivated around the world; however, its production ...
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(University of Pretoria, 2023)Rhizobium inoculation and seed dressing are some of the agronomic practices that affect crop productivity in doubled-up legume technology. Doubled-up legume technology is the practice of intercropping two compatible grain ...
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(University of Pretoria, 2022)The South African pecan (Carya illinoinensis (Wagenh.) K. Koch) sector is not exempt from water scarcity difficulties, so effective irrigation management techniques are required in pecan orchards to help growers maximize ...
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(University of Pretoria, 2022-10-09)SUMMARY Soft Rot Pectobacteriaceae (SRP) is a family of Gram-negative bacteria (GNB) that causes damage to crop and ornamental plants. Pectobacterium brasiliense 1692 (Pbr1692) is among the most devastating Pectobacterium ...
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(University of Pretoria, 2023-02)In his thesis, entitled “Evaluating and improving crop growth models for simulating genotype-by-environment interactions in sugarcane”, Matthew Jones has enhanced our capacity to assist sugarcane breeding using crop growth ...
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(University of Pretoria, 2022)Coal and gold mining in South Africa generates sulfate-rich mine water, where Ca and Mg are the dominant cations. Gypsum solubility controls Ca concentration and, to a certain degree, sulfate. Mg solubility is not controlled ...
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(University of Pretoria, 2022)The thesis titled ‘Araucaria (Araucaria araucana) canker disease in Chile: etiology and fungal diversity’ considered a serious disease that has recently emerged on Araucaria araucana, an iconic conifer species endemic to ...
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(University of Pretoria, 2022)The use of surfactants in plant production is becoming increasingly popular in the agricultural sector. Non-ionic surfactants (NIS) are being used for water conservation as well as the improvement of plant growth factors, ...
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(University of Pretoria, 2022)Many countries have established commercial plantations of Pinus spp. to accommodate a growing demand for wood and timber products. In the Southern Hemisphere, where Pinus spp. are non-native, establishment of these plantations ...
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(University of Pretoria, 2022)Successful tree species establishment depends on the quality of nursery-raised seedlings and good silvicultural practices such as appropriate site x species matching, site preparation, tending and tree protection. Commercial ...
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Greenhouse gas emissions in croplands and downslope riparian buffer strips with varying vegetation (University of Pretoria, 2022-07-29)Vegetated riparian buffer areas are implemented as an intervention to intercept, retain and process diffuse non-point source pollutants (NPS), including nitrate (NO3-), phosphorus (P), herbicides, and pesticides emitted ...
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(University of Pretoria, 2021)ABSTRACT Soybean is an important leguminous crop, mostly used for soybean cake and soybean products for human consumption. The increase in cost of fertilizers has led farmers to opt for biological nitrogen fixation. This ...
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(University of Pretoria, 2022)In Malawi as elsewhere in developing countries, the majority of the rural communities and the large proportion of the urban population depend on plant and animal products from the forests to meet their nutritional, energy, ...
Now showing items 41-60 of 340