机译:Effects of log position in the stem and commercial thinning on jack pine chip dimensions produced by a chipper-canter
Univ Laval, 2425 Rue Terrasse, Quebec City, PQ G1V 0A6, Canada;
Univ Quebec Abitibi Temiscamingue, 445 Boul Univ, Rouyn Noranda, PQ J9X 5E4, Canada;