REFERENCES
- ANONIEM . 1973 . Beraamde besproeiingsbehoefles van gewasse in Suid-Afrika. Pretoria : Departement van Landbou-tegniese Dienste en Departement van Waterwese .
- ANONIEM . 1974 . Die Voorkoms van besproeiing in R.S.A. Pretoria : Navorsingsinstituut vir Grond en Besproeiing .
- BROTHERTON , I. A. 1980 . Optimum organisation on developed irrigation farms in the Malelane-Komatipoort region. MSc (Agric) thesis, University of Pretoria
- EHLERS , J. H. 1977 . Atlas van hulpbrondata ten opsigte van die Transvaalstreek. Pretoria : Departement van Landbou-tegniese Dienste .
- HANCKE , HP. and GROENEWALD , J. A. 1972 . The effect of Resource Availability on Optimum Organisation in Irrigation Farming. . Agrekon , 11 ( 3 ) : 9 – 16 .
- MACVICAR , C. N. and Perfect , G. A. 1971 . Soils of the Eastern Transvaal. . South African Sugar Journal , 55 No. 2
- ORTMANN , G. F. 1976 . Guide to Machine Costs in Natal. Cedara : Division of Agricultural Production Economics .
- QUIN , P. J. 1945 . Irrigation economy and citriculture DSc (Agric) thesis, University of Pretoria
- REPUBLIC OF SOUTH AFRICA . 1970 . Second report of the Commission of Enquiry into Agriculture. Government Printer. Pretoria RP 84/1970
- VAN ROOYEN , C. J. 1973 . Die gebruik van proefboerderyresultate vir die beplanning van boerdery by die Hartebeespoort-besproeiingskema. MSc (Agric) thesis. University of Pretoria