Browsing Doctoral Degrees (Geology) by Author "Prinsloo, G. J."
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Investigation into alternative wheat aphid control strategies for emerging farmers
Richter, Johannes Mattheus (University of the Free State, 2011)In the Qwa-Qwa and Thaba N’chu regions of the Free State Province, South Africa, resource limited farmers that produce wheat are mainly situated in temporary crop environments. They are drastically affected by crop losses ...