A system for spraying objects in a field, wherein the system includes a treatment hoist connectable to a mobile platform main deck. The treatment hoist includes a treatment platform that is structured and operable to support and carry at least one treatment container, and at least one lift assembly. The lift assembly is structured and operable to lower the treatment platform to a loading position and raise the treatment platform to a dispensing position. In the loading position the treatment platform is lowered such that the treatment container(s) can be secured on the treatment platform in order to configure the system to dispense a desired solution, wherein the solution comprises at least one object treatment contained in treatment container(s). In the dispensing position the treatment platform is raised to a height above the objects in order for the system to dispense the solution onto the objects.
