Search Results       Your search for [subject]Lumber grade returned 1 record.           Effect of silvicultural treatments on properties, lumber recovery and grades of mangium (Acacia mangium Willd.)and yemane(Gmelina arborea Roxb.). Subject: Pruning; Thinning; Fertilizer treatment; Physical and mechanical properties; Lumber recovery; Lumber grade; Acacia mangium willd; Gmelina arborea Roxb.          Add to Book Cart Relevance: 19.15%