Soil Analysis

Simple P Test Yields Millions in Savings

John Maxwell, a Geneseo, N.Y., dairy farmer, used to apply more than 60 pounds of phosphorus per acre when planting his 250 acres of corn. But after participating in a SARE-funded, statewide research project aimed at helping growers fine-tune their use of starter phosphorus fertilizers, he has reduced that to about 20 pounds per acre, […]