Soil phosphorus availability and lime: More than just pH?

Plants can't do without phosphorus. But there is often a 'withdrawal limit' on how much phosphorus they can get from the soil. That's because phosphorus in soils is often in forms that plants can't take up. That affects how ...

Reining in soil's nitrogen chemistry

Take a trip down into the soil beneath a field of crops. You won't find just dirt, water, and creepy-crawlies. You'll also find reactions that remind you of high school chemistry lab.

The fingerprints of coastal carbon sinks

Did you know carbon comes in blue? Blue carbon refers to the carbon in oceans and coastal areas. These ecosystems are excellent carbon sinks - they can efficiently absorb and store carbon from the atmosphere.

Spectroscopy: Simple solution for soil sample

Farmers and gardeners know their soil texture can make a big difference in their success. Different plants have different needs for water, nutrients, and air. When they grow in soil that has the right texture, it is easier ...

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