The permeability of softwoods can be enhanced by selective bacterial attack of the pit membranes. In this paper. green flat-sawn Pinus radiata sapwood boards were sprinkled for various exposure times with a nutrient solution containing a mixed bacterial population. The timber samples were subsequently dried and the tangential absorption of water was measured using neutron radiography ... https://ashleyshomestores.shop/product-category/queen-canopy-bed/