The power of recycled poo

The old saying ‘waste not, want not’ applies to many situations in life, but maybe unexpectedly, it’s also pertinent when we’re talking about poo.

Putting animal waste onto soil has long-been accepted as a way to re-use and recycle it, but just how effective it is at increasing plant growth compared to synthetic or man-made fertilisers has not been well understood on a large, agricultural scale.