Rex McClellan, territory manager with Micro-Trak Systems, introduces its new SafeGuard ISOMod blockage monitor system. The updated system uses an existing virtual terminal in a tractor cab to control settings and display liquid fertilizer blockage information on the planter or applicator.


![[Technology Corner] Using Sensors to Measure Impact of ‘Soil Health Management’ Systems](https://www.precisionfarmingdealer.com/ext/resources/2026/07/24/Using-Sensors-to-Measure-Impact-of-Soil-Health-Management-Systems.webp?height=290&t=1784914811&width=400)