Browsing Theses and Dissertations (Environmental Sciences) by Advisor "18fdf8d4-e1a6-482f-8464-0b38379a2714"

Now showing items 1-2 of 2

Determination of the influence of volatiles emitted by the semiochemical lure, T.V. Pherolure® on the volatile profile of a commercial tomato field

Van Tonder, Aletta Johanna (2021-01)

The use of pheromone-based or semiochemical lures and devices for the detection of insect pest population and monitoring in agriculture is a common practice. In many countries the use of these devices is exempt from ...
An evaluation of the ecological impacts of sand mining on the Mokolo River in Lephalale, South Africa

Maeko, Mokgadi Precious (2020-02)

This study aimed to evaluate the ecological impacts of sand mining on the Mokolo River, in Lephalale. The study focused on the water quality, macroinvertebrates and physical disturbances as indicators in order to determine ...

Search UnisaIR