Andrew Fowler said they noticed cows licking rocks in an area of one of their paddocks and they did some investigation as to why.
Efficiency, economy, ergonomics and ecology are the key tenets behind spray manufacturer Agrifac's philosophy.
Soil carbon and its impact on nitrogen availability is critical for long term profitability in cropping systems.
Grain prices have come off almost $80 a tonne in some port zones since November, but a recent spike shows the market is still nervous.
You've heard of green seeker technology, but the next generation of spraying innovation is here - with a green on green sprayer system.
There may be good supplies available, but farmers are still being urged to put their fertiliser orders in early.
Farmers will be able to buy hybrid canola seed with the new TruFlex herbicide resistance trait this year.
Australian sugar cane production is expected to remain static in the medium term according to ABARES.
Australia's ag R&D will be driven forward by more collaboration and more regionalisation says the team beind a report into the sector.