WILLMAR—In an effort to diversify their farming operation, the Hultgren family planted 40 acres of organic industrial hemp this year on their land in northern Kandiyohi County. After making adjustments on the combine to prevent the rope-like stems from wrapping around the equipment, the hemp seeds were harvested and cleaned in September. “I thought it went OK,” said Noah Hultgren, who farms with his brother, Nate, and parents Duane and Nancy Hultgren. With a history of planting corn,