What GPS systems can be used for the variable applications?
You can use the same GPS equipment as you use for variable rate P and K. SOYL can create application maps for any GPS system that you have as long as it is capable of variable application. Common systems include Agleader, Trimble, RDS, LH Agro, John Deere, Agco, Claas, Patchwork, FarmWorks, Vicon, Accord and Zynx.