Nils Petersson

Effects of precommercial thinning strategies on stand structure and growth in a mixed even-aged stand of Scots pine, Norway spruce and birch in southern Sweden

N. Fahlvik, Per-Magnus Ekö, Nils Petersson, 2015 .

Current growth differences of Norway spruce (Picea abies), Scots pine (Pinus sylvestris) and birch (Betula pendula and Betula pubescens) in different regions in Sweden

Per-Magnus Ekö, Ulf Johansson, Björn Elfving, 2008 .