Microbe-stuffed soil crusts menaced by climate change

Using a novel method to detect microbial activity in biological soil crusts, or biocrusts, after they are wetted, a Penn State–led research team in a new study uncovered clues that will lead to a better understanding of ...

Worms elevate phosphate levels in grass

Worms are the farmer's main little helpers. They improve soil structure and help the plant obtain nutrients and phosphate. But some worms do a better job than others. Hannah Vos obtained her Ph.D. on research on which worms ...

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