Associated Press: The forest-rich Missouri Ozarks have been quite good to the four generations of kin at McGinnis Wood Products, a supplier of white oak barrels to distillers and winemakers the world over. Business is so good, there’s even a market for the 120 tons of sawdust produced daily as remnants from the plant’s two lumber mills. Rather than haul the wood waste to the landfill, McGinnis sells its scraps to a nearby Kingsford charcoal factory. So when a pair of forestry extension agents …