Organic or not? Considering alternative phosphorus sources

At GRDC's National Grower Network (NGN) forums, growers have been asking for information about the cost of inorganic P fertilisers and potential lower cost options of organic P fertilisers. A GRDC investment to explore this topic has delivered some interesting outcomes and to find out the details we speak to Maurie Street from the Grain Orana Alliance, and Dr Tim McLaren from the University of Queensland.    Contacts: Maurie Street  CEO, Grain Orana Alliance  [email protected]    Dr Timothy McLaren  Senior Lecturer in Soil Science, The University of Queensland   [email protected]   Project Investment Codes: GOA2006-001RTX, UOQ2203-006RTX Learn more about your ad choices. Visit megaphone.fm/adchoices