 And 2023 trials showed a 14 bushel increase in corn. Reduce stresses and shield your yield with Heat Shield from Hefty Naturals. Listen to Sound Advice with me, Dr. Kevin Fire, every Wednesday from 11 to 1130 on 1310 KNOX. Call in or text your questions about your hearing or your ear health. Sound Advice with Dr. Fire, Wednesdays from 11 to 1130 on 1310 KNOX.