Soybean seeding rates and risk

To some, farming might seem simple: plant seeds, help them grow, then sell the product. But the reality is much different. Farming requires many complex decisions throughout the year.

New test measures corn nitrogen needs with greater accuracy

The soil fertility tests farmers have used for decades to measure nitrogen levels don't account for the vast majority of the nitrogen in soils, so Iowa State University scientists helped develop a new test that yields more ...

Alfalfa and potassium: It's complicated

Has anyone ever told you to eat a banana when you have a muscle cramp or eye twitch? That's because bananas have potassium. Potassium is an important nutrient for humans, and an even more important nutrient when it comes ...

Turning up the heat for weed control

Weeds are thieves. They steal nutrients, sunlight and water from our food crops. In the case of sugarcane, yield refers to the amount of biomass and the sucrose concentration of the cane, which ultimately determines the amount ...

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