When you're farming the driest continent on earth, it's water not land that's the limiting factor. It's also the cause of friction between stakeholders competing for a fair and sustainable share of this precious resource. And while there are obviously dozens of disputed catchments across the country there is only one where our biggest cotton grower is staring down a State Government threat to shut it down completely. Landline's been to Dirranbandi in Queensland's south west for this report on the case for and against Cubbie Station.