1. Doeltreffende wateropgaring in grond in hoë droogterisikogebiede (Effective water storage in soil in high drought risk areas);Bennie,1984
2. A perspective on the sustainability of dryland tillage practices in South Africa;Bennie,2001
3. The influence of soil strength on plant growth in red apedal soils;Bennie,1975
4. Opgaring en benutting van reënwater in grond vir die stablisering van plantproduksie in halfdroë gebiede (Storage and Utilisation of Rain Water in Soil for Stabilisation of Crop Production in Semi-Arid Areas);Bennie,1994
5. Implementation of cultivation practices for the improvement of the physical, biological and chemical soil conditions necessary for sustainable dry land maize production systems on sandy soils;Beukes,2016