SECTION V

ENEMIES OF WOOD

General Remarks--Ambrosia or Timber Beetles--Round-headed

Borers--Flat-headed Borers--Timber Worms--Powder Post

Borers--Conditions Favorable for Insect Injury--Crude

Products--Round Timber with Bark on--How to Prevent

Injury--Saplings--Stave, Heading, and Shingle Bolts--Unseasoned

Products in the Rough--Seasoned Products in the Rough--Dry

Cooperage Stock and Wooden Truss Hoops--Staves and Heads

of Barrels Containing Alcoholic Liquids 98-113

Seasoning of Wood · 第 5 / 19 章