This study aims to present the characteristics of the supra-terrestrial growth manner on plum tree cultivated in Oltenia central zone, on a plantation from didactical Agricultural Station Banu Mărăcine. The researches was performed from 2006 to 2008, on three plum’s varieties – Diana, Silvia and Piteştean – engrafted on three rootstocks – Oteşani 8, Pixy and Miroval, the results intended to establish the trunk section area, the tree crown diameter, the crown volume, the tree height and the field filling degree. It was ascertained that the biggest influence on the three studied types of soil is the one of Miroval rootstock, which gives the biggest growth strength, followed by the pixy rootstock, while the Oteşani 8 rootstock has the lest influence.

variety; rootstock; biosystem

Presentation: oral