June 2012

Non-financial tax compliance: Elements of management plans required by Michigan’s Commercial Forest Act

Michigan’s Commercial Forest Act is a property tax incentive program designed to allow public access to private land and a continuous timber supply. The tax program requires compliance with non-financial provisions including preparation of a forest management plan. The purpose of this study was to determine compliance with the management plan provision among enrolled landowners. Management plans sampled from...

Author(s): Jacob R. Oswald and Blair Orr

June 2012

Scion and stock diameter size effect on growth and fruit production of Sclerocarya birrea (marula) trees

Sclerocarya birrea (marula) is a highly valued fruit tree in southern Africa because of its products which have gained both regional and international markets. However, its fruits have been harvested from the wild with a few provenances being managed on farmland. Grafted marula trees have shown wide variations in scion and rootstock growth (for example, stem diameters), but effects of these variations on tree...

Author(s): Simon A. Mng’omba, Gudeta W. Sileshi, Ramni Jamnadass, Festus K. Akinnifesi and Jarret Mhango