... petraea Liebl. ) site index variations in relation to climate, topography and soil in even-aged high-forest stands in northern FranceLaurent BERGÈSa*, Richard CHEVALIERa, Yann DUMASa, Alain ... years), nearly pure, even-aged, closed, high-forest stands of oaks grown from seedlings. Stands wereselected according to official information on the origin of the stand(seedling or sprout) in ... different trend with an optimum site index close to acidic sites in the West and close to neutral sites in theEast. In our study, site index response to specific chemical soil variables was consistent...