Browsing Theses and Dissertations (Plant and Soil Sciences) by Subject "Citrus"

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Improvement of irrigation efficiency in citrus orchards by lowering dripper emitter delivery rate

Snyman, Christiaan Mauritz (University of Pretoria, 2024-03-01)

Most of the world’s freshwater is used by the agricultural industry, with irrigation of crops being one of the main uses. In water scarce countries, like South Africa, it is important that this water is used sustainably. ...
Phosphonate sensitivity of phytophthora nicotianae in South African citrus orchards and nurseries

Theron, Eloff (University of Pretoria, 2024-01)

The first citrus trees introduced into South Africa were orange seedlings from St. Helena, brought to the Cape by the Dutch East India Company, and planted in the Company’s gardens in 1654. Seven years later, commander Jan ...

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