Faced with changes and in the absence of regeneration, the natural forest formations in the North of Tunisia are experiencing serious problems of degradation. The use of pines as alternative species would be a possible and advantageous solution, but the choice should be given in priority to fast-growing species, ecologically well adapted and economically profitable.

Wild Nuts & Berries
Design and implementation of a new productive model around the chestnut tree as a rural development model in El Bierzo (Castile and Leon)
The main objective was the structuring of the sectorial productive system in one of the main chestnut growing regions in Spain, El Bierzo (Castilla y