In a recently published summary of 61 nitrogen rate trials with and without biological nitrogen-fixing products, less than 4% resulted in yield increases with the use of the products compared to nitrogen alone. The trials were conducted by researchers at 10 land-grant universities.
Most retail fertilizer prices continued to be lower than in the previous month during the fourth week of April 2023. Seven of the eight major fertilizers were slightly lower in price with the remaining one slightly higher. Anhydrous led the fertilizers to the low side, down 10% from last month with an average price of $928 per ton.
Seven of the eight major fertilizers were lower compared to last month with only one fertilizer less expensive by a considerable amount. DTN designates a significant move as anything 5% or more. Leading the way lower once again was anhydrous.
Prices for all eight of the major fertilizers were lower in the fourth full week of March 2023 compared to the previous month. However, only one fertilizer, anhydrous, was down considerably.
Prices for all eight of the major fertilizers were lower compared to last month with prices for four fertilizers down a considerable amount. DTN designates a significant move as anything 5% or more. Leading the way lower once again were UAN28, anhydrous, UAN32 and urea.