Is In-Season Soybean Fertilization Effective?

For farmers considering emergency or catch-up fertilization of their soybean fields yet this summer, Antonio Mallarino, an agronomy professor at Iowa State University (ISU) working in soil fertility and nutrient management research and extension, says in-season...

Applying Nitrogen to Patchy Fields

Many cornfields throughout Illinois are showing areas with light-green color next to good-looking plants that are often farther along in development, too. Almost without exception, the pale plants are in low-lying areas where this season’s large amounts of rain...

Rescue nitrogen

Choosing a nitrogen rate is hard enough the first time. It’s even harder the second time when you’re trying to rescue corn after heavy rains have stolen part of the first application. At that point, it’s hard to determine how much nitrogen was lost,...

How to know when you need a preplant N test

Nitrogen costs are high this spring, a situation that has many farmers looking for ways to apply only the nitrogen their crops really need as a way to maximize the economic benefit. A preplant N test could help you answer the question of how much nitrogen to apply...

Judicious investments pay off

Fungicides, a three-year rotation schedule, nitrogen fertilization and a soil-applied insecticide are investments that pay off with profitable peanut yields, says Collingsworth County, Texas, producer Rusty Strickland. Strickland, who farms at Wellington, averaged...