Tag Archives: incorporated stubble

Tracing crop nitrogen coming from the previous stubble

By Vadakattu Gupta, Therese McBeath (CSIRO) and Claire Browne (BCG) Key messages: Only 31 per cent of the applied urea nitrogen (N) was taken up by the wheat crop in 2014. This low fertiliser use efficiency may be partly related to the … Continue reading

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Can we reduce nitrogen inputs for wheat sown onto high-input crop stubbles and still achieve high yields?

By Heather Cosgriff (SFS) Key messages: Soil nitrogen availability was very high prior to sowing, 321.6kg/ha available Incorporating poppy stubble led to high potentially mineralisable nitrogen levels There was no yield or protein response to additional urea applications Trojan generally … Continue reading

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Canola on incorporated stubble

By Damian Jones, ICC Work by Clive Kirkby, a CSIRO scientist, suggests that to improve our soil carbon levels, stubbles have to be incorporated and rapidly broken down by soil microbes rather than slowly decomposing on the soil surface. However if … Continue reading

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