علوم کشاورزی (کب)

... > APPLIED SCIENCE AND TECHNOLOGY > technology and engineering > technology > forest products technology > wood by property or condition > timbers > structural timbers > mine timbers

... > APPLIED SCIENCE AND TECHNOLOGY > technology and engineering > materials > materials by form > building materials > timbers > structural timbers > mine timbers

... > APPLIED SCIENCE AND TECHNOLOGY > agriculture, forestry and fishery > products > products by origin > forest products > wood > wood by purpose > structural timbers > mine timbers

... > APPLIED SCIENCE AND TECHNOLOGY > agriculture, forestry and fishery > products > products by food/feed vs. non-food/non-feed > non-food products > forest products > wood > wood by purpose > structural timbers > mine timbers