Influence of precommercial thinning grade on branch diameter and crown ratio in Pinus sylvestris in southern Sweden

Scandinavian Journal of Forest Research - Tập 20 Số 3 - Trang 243-251 - 2005
Nils Fahlvik1, Per-Magnus Ekö1, Nils Pettersson2
1Swedish University of Agricultural Sciences, Southern Swedish Forest Research Centre, Alnarp, Sweden
2Dalarna University, Borlange, Sweden#TAB#

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