The Associated Press By Rick Callahan The organic dairy industry was thriving when Allen and Jean Moody bought a 200-acre Wisconsin dairy farm in 2006 and joined the ranks of farmers churning out milk raised without growth hormones, pesticides or other chemicals. Three years later, the good days are gone and the Moodys aren’t alone in wanting out. A growing number of farmers who went all-natural in the years when organic food sales were growing at a double-digit pace are giving up their