How economically viable is incorporating organic matters into your sub-soil? That’s what new research funded by GRDC is trying to ascertain. While it’s been long understood that some sub-soils constrain root growth, just how that could be feasibly addressed has been sticking point. On this podcast Dr Roger Armstrong from Agriculture Victoria discusses ways sub-soil constraints may be overcome. Contact: Roger Armstrong 0417 500 449 roger.armstrong@dpi.vic.gov.au Other Resources: https://grdc.com.au/resources-and-publications/groundcover/groundcover-july-august-2018/machine-streamlines-subsoil-amelioration-research https://groundcover.grdc.com.au/story/5889038/shedding-light-on-subsoil/