Understanding and quantify the role played by undergrowth in the resilience and adaptation to climate change of the pine forest in Tunisia, by comparing the state of vegetation of the undergrowth species of a pine forest Aleppo at different bioclimatic stages in the southern Mediterranean of Tunisia (Mount of Zaghouan (upper subhumid climate with mild and temperate winters), Mount of Mansour (semi-arid lower to upper arid) and Mount of Sarej (semi-arid upper semi-arid with cold and temperate winter variations)).
Resins
New drilling method for resin extraction in Segovia (Spain)
The traditional method of resin tapping is a very time-consuming activity since it requires the resin tapper to visit each tree every 10 to 15 days
