Root exudates affect soil stability, water repellency

As the growing season progresses, you might not notice much about what's happening to plants under the soil. Most of us pay attention to new shoots, stems, leaves, and eventually the flowers and crop we intend to grow. We ...

Calculating 'old' and 'new' water runoff

Just ahead of a rainstorm, Cody Ross might run out to an agricultural research site as part of his graduate work. He'll need to get some dye into an injection well. The point? To evaluate the path that water follows from ...

What you need to know about soil to keep your garden healthy

As the weather warms and days lengthen, your attention may be turning to that forgotten patch of your backyard. This week we've asked our experts to share the science behind gardening. So grab a trowel and your green thumbs, ...

A tale of two (soil) cities

As we walk along a forest path, the soil beneath our feet seems like a uniform substance. However, it is an intricate network of soil particles, pores, minerals, soil microbes, and more. It is awash in variety.

Manure offsets fertiliser's nano-scale changes

A UWA study has shown how long-term use of chemical fertilisers changes the soil on a nanoparticle scale and how these changes can be avoided by adding organic matter such as manure.

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