Corn yield stability varies with rotations, fertility

Understanding temporal variability in crop yields has implications for sustainable crop production, particularly since greater fluxes in crop yields are projected with global climate change.

Crop sensors outdo farmers at choosing nitrogen rates

Choosing how much nitrogen (N) to put on corn fields isn't something farmers take lightly. Many factors go into the decision, including past experiences, the timing of application, yield goals, and results from soil tests.

Understanding the historical probability of drought

Droughts can severely limit crop growth, causing yearly losses of around $8 billion in the United States. But it may be possible to minimize those losses if farmers can synchronize the growth of crops with periods of time ...

Bringing nitrogen out to pasture

Cows in Brazil might start bellowing "leguuume" rather than "moo." That's because Jose Dubeux Jr. wants to plant more legume trees in cow pastures.

For farmers, plenty of uncertainty accompanies planting season

The first week of May is traditionally thought of as the ideal time for Iowa farmers to begin planting, but a slow start to spring and volatile grain markets in recent weeks have left producers with a lot of questions, agronomy ...

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