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4/23/2015

When it comes to soil and water, predictability is important--but difficult.

Soil scientists have struggled with accurately measuring water flow through soil for years. Even the smallest...

4/7/2015

Nitrogen is a critical element to growing healthy food. It’s a nutrient that helps plants grow. It’s the elemental backbone of proteins. However, managing nitrogen levels in soils has...

3/24/2015

Radiation suddenly contaminates the land your family has farmed and lived on for generations. Can soil play a role in protecting crops and human health?

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3/9/2015

The timeless struggle against weeds is especially tough for organic farmers, who avoid using highly concentrated herbicides in favor of chemical-free methods like hand-pulling, soil tillage, and...

2/23/2015

Recent research in Mexico suggests rotating the use of a local cover crop can improve soil fertility and yields of maize (corn) harvests.

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2/9/2015

Climate change, marked by more pronounced weather extremes, has prompted searches for new food crops. Such crops must be able to resist wide temperature variations and alternating periods of...

1/26/2015

When nitrogen finds its way from agricultural fields into water bodies and the atmosphere, it doesn't just degrade water quality and contribute to climate change. That lost nitrogen also isn...

1/12/2015

Runoff from agricultural fields contains nutrients that can adversely affect surface water quality, human health, and aquatic life. Nitrates from corn and soybean croplands across the Midwestern...

1/5/2015

Soil is strong yet fragile, reliable yet unstable, and resilient yet susceptible to change.

These are all especially true when humans and their need for food enter the mix. Large amounts...

1/3/2015

Even for seasoned agricultural and soil scientists, the concept of modeling can be foreign. Making models more familiar and promoting their study and practical application is the goal of Laj Ahuja...