This paper investigates three different evidence based approaches for variable rate nitrogen management. Investigating some of the pros and cons of the different methods and presenting a couple of local case studies.
Key messages
There is no one size fits all approach to Variable Rate Nitrogen
Look for proven strategies that are supported by science and focused on measuring Nitrogen in the soil profile.
Choose an approach that reflects your system, budget and Nitrogen management strategies.
Trial source data and summary not available Check the trial
report PDF for trial results.
Climate
Derived climate information
No observed climate data available for this trial. Derived climate data is
determined from trial site location and national weather sources.
Riverine Plains Office NSW
NOTE: Exact trial site locality unknown - Climate data may not be accurate
SILO weather estimates sourced from https://www.longpaddock.qld.gov.au/silo/
Jeffrey, S.J., Carter, J.O., Moodie, K.B. and Beswick, A.R. (2001). Using spatial interpolation to
construct a comprehensive archive of Australian climate data , Environmental Modelling and Software, Vol
16/4, pp 309-330. DOI: 10.1016/S1364-8152(01)00008-1.