Efficiency and effectiveness are different dimensions of nutrient use efficiency (NUE). The most efficient way to use fertilisers is not to use any, but that is not effective, as production is likely to be nutrient limited. IPNI’s Rob Norton gave a rundown on NUE terms and details, and how they […]
To reduce some of the uncertainty about in-crop nitrogen, Dr Rob Norton from the International Plant Nutrition Institute suggests using an N-Rich strip applied either presowing or soon after sowing. If responses can be seen later in the season where the extra N was applied, it is a good indication […]
It was suggested in a recent paper from the US that because 24% of reports from a literature survey showed positive responses to applied K, that growers did not need to use K fertilizers. While K responses will not occur on all soils with all crops, there are clearly situations […]
Jim Laycok from Incitec Pivot Fertiliser, presented to Advisers at the GRDC Update at Coonabarabran. Jim talks about P application and has some simple rules for the 2014 season. View the full paper.
Chris Dowling from Back Paddock Company, and member of the eXtensionAUS Crop Nutrition Community of Practice, presented to Advisers at the GRDC Update at Coonabarabran.
Craig Scanlan, DAFWA, discusses managing nutrition on soils that have been treated for water repellence by cultivation. Recorded at GRDC Updates, Western Region, Perth WA, 25-26 February 2013