Appendix F. Multiple-regression analysis of the observed diameters in relation to stand density, type of management, study region, canopy tree species, and soils. LuyssaertS. HessenmöllerD. von LüpkeN. KaiserS. SchulzeE. D. 2016 Multiple-regression analysis of the observed diameters in relation to stand density, type of management, study region, canopy tree species, and soils.