Western Australian CSIRO trial results show that zero-tillage with stubble retention can significantly boost crop yields on non-wetting soils.
Read on [1].
Links
[1] http://www.coxinall.com.au/non-wetting-trials-confirm-benefits-of-zero-till-stubble/#agchatoz
[2] http://mail.murrumbidgeelandcare.asn.au/taxonomy/term/171
[3] http://mail.murrumbidgeelandcare.asn.au/taxonomy/term/172
[4] http://mail.murrumbidgeelandcare.asn.au/news