Simon A Ackerman

Mechanised Pine Thinning Harvesting Simulation: Productivity and Cost Improvements as a Result of Changes in Planting Geometry

Thomas Seifert, Stefan Seifert, Pierre Ackerman, 2016 .

Productivity and workload analysis between manual and motor-manual pruning of Pinus patula at two different lifts

Pierre Ackerman, Zimbili Bonisiwe Sibiya, Simon A Ackerman, 2021, International Journal of Forest Engineering.

A comparison of two methods of data collection for modelling productivity of harvesters: manual time study and follow-up study using on-board-computer stem records

Bruce Talbot, Helmer Belbo, Pierre Ackerman, 2018 .