The operations of the Natural Resources and Engineering Division are carried out through the following business units: 

ARC-Soil, Climate and Water (Pretoria)

The ARC-ISCW, located in Pretoria, has a national mandate to carry out research and development on the natural agricultural resources, viz, soil, climate and water. It promotes the sustainable utilisation and management of the agricultural natural resources by:

  • knowledge generation on the agricultural natural resources continuum and individual agro-ecosystem
  • innovative technology development
  • research application and technology transfer and
  • scientific services


ARC-Agricultural Engineering (Pretoria)

The mandate of ARC-IAE, located in Pretoria, is to develop appropriate agricultural engineering technologies for both small- and large-scale agricultural producers.

The Institute complies with its goal and purposes through partnership with provinces and joint ventures with the private sector. The Institute participates in the development and support of farmers country-wide by means of various research projects, service delivery and training of required skills in the four major agricultural engineering fields, namely

  • mechanisation
  • irrigation and water use
  • renewable energy and
  • farm infrastructure and livestock structures


ARC-Plant Protection Research Institute (Pretoria)

The ARC-PPRI, located in Roodeplaat northeast of Pretoria and at several strategic areas around South Africa, has the mandate to provide extensive and specialist knowledge of the organisms that threaten agricultural crops and plants in natural environments, to protect arable land, water resources, natural biodiversity, and food security. Research is focussed on promoting economic and environmentally acceptable, management strategies for pests, plant diseases, weeds and invasive plants. The Institute has expertise for, and manages pollution of the environment, which includes monitoring pesticide residue levels in agricultural areas to mitigate agricultural and health risks.

The following strategic assets are maintained on behalf of the state:

    • the South African Rhizobium Culture Collection
    • the national collections of arachnids, fungi, insects and nematodes