Ключевые слова: backgrounds, bark, branch, brown, circle, concentric, cracked, cutting, deforestation, environment, firewood, forest, halftimbered, hardwood, heap, industry, log, lumber, material, oak, part, pattern, pine, plant, rough, rural, section, stack, stacking, stockpile, storage, stump, textured, timber, tree, trunk, wood, woodland, woodpile,