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Improvements to the DISA hydrosalinity model and its application to the Vaalharts Irrigation Scheme
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Grondvogstudies op Vaalharts
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Mikro-elementtekorte in die Vaalharts-Besproeiingsgebied
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Die Vaalhartsbesproeiingskema : 'n ekonomiese en sosiaal-geografiese studie
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Die Vaalhartz-besproeiingskema
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Biology, ecology and management of white wax scale, Ceroplastes destructor Newstead (Hemiptera: Coccidae), on citrus and syzygium
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Die uitwerking van metidation en 'n insektegroeireguleerder op rooidopluis, Aonidiella aurantii (Mask.) en sy parasiete
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Identification and evaluation of biocontrol agents of citrus replant pathogens
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Investigations on the control of the red scale Aonidiella aurantii (Mask.) and citrus thrips Scirtothrips aurantii faure on citrus in South Africa
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Biologiese beheer van plantparasitiese nematodes met die swam Paecilomyces lilacinus by aartappels, sitrus en wingerd
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Evaluation of adjuvants in fungicide spray application for the control of alternaria brown spot in South African citrus orchards
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Die plaagstatus van Busseola fusca (Fuller) : 'n studie van plaag-tot-gewasverhoudings
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Studies on the infection of citrus fruit by Penicillium digitatum
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'n Bydrae tot die biologie en beheer van die valskodlingmot Cryptophlebia leucotreta (Meyr.) (Lepidoptera : Eucosmidae) op nawels
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Further optimisation of in-line aqueous application of imazalil to control citrus green mould caused by Penicillium digitatum
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Die gebruik van 'n swaainet vir die monitering en diversiteitsbepaling van insekte op lusern in die Wes-Kaap
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Insect pests of some vegetables grown on small scale with special reference to Pieris Brassicae L.(Lepidoptera: Pieridae)
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The arthropods associated with Protea nitida
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Tolerance of citrus rootstocks to root pathogens
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The compilation of indigenous knowledge regarding insect pests in small-scale farming communities in North Eastern South Africa
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Genetic diversity and spatial patterns of distribution of Citrus greening disease and its vectors in East Africa
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The taxonomy of the Southern African species of the genus Cicadulina China (Homoptera : Cicadellidae), with remarks on the economic importance and ecology of the maize leafhopper, Cicadulina mbila (Naude), a vector of maize streak disease
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The insect communities, herbivory, seed predation and pollination of Protea magnifica and Protea laurifolia
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Detection, quantification and pathogen interactions of citrus replant pathogens
