Agri Kultuur August / Augustus 2018 | Page 27

other remotely sensed data – was judged highly accurate by participating stakeholders. All known misclassifications were manually corrected to produce the final, validated third version of the map. The map showed that 1 334 562 ha of SA’s land surface was actively irrigated during 2014/15. This constituted about 10% of the total area under cultivation (including fallow areas) of the area used for agric