Fertiliser usage remained at consistent levels compared with 2007-08, with a large proportion (61%) of agricultural businesses in Australia applying fertiliser to their holding in 2009-10. The highest percentage of fertiliser use by agricultural businesses was reported in Western Australia (79%) and the lowest was reported in Queensland (43%).
The most common type of fertiliser used was urea (used by approximately 33% of all agricultural businesses reporting fertiliser use). However, ammonium phosphates and single superphosphates were also widely used nationally, with 30% and 28% of agricultural businesses respectively reporting their use. Use of animal manure remained steady at 12% compared with 2007-08.
Nationally, the average application rates for manufactured fertilisers ranged between 0.08 and 0.21 tonnes per hectare. The application rate for animal manure was 2.73 tonnes per hectare down from 3.19 tonnes per hectare in 2007-08.