Set your yield goals high... ... and reach them with anhydrous ammonia If you are going to reach your corn yield goals your soil must contain nitro gen, phosphorus, potassium and lime. Of these elements, nitrogen must be applied every year, especially for top corn yields. One of the best ways to apply the nitrogen that will help you reach your yield goal is by using one of the most efficient nitrogen fertilizers ... anhydrous ammonia (NH 3 ). It contains 82% nitrogen and can be applied in a variety of ways, including preplant and sidedress. Anhydrous ammonia has been a proven source of nitrogen to corn growers in the Midwest for over 20 years. And recent demonstrations have shown that NH 3 can be effectively applied to soils and crops in Lancaster County. For more information about how you can achieve maximum corn yields with an hydrous ammonia see the fertilizer experts at Organic Plant Food Company in Lan caster ... the complete service company. u s s Anhydrous Ammonia Lancaster Farming, Saturday, March 30,1968 5