A system for refilling a resource of an agricultural system (80, 90, 100), comprising: the agricultural system (80, 90, 100) comprising a tank (82, 92, 102) configured to store the resource; a support vehicle, comprising: a container configured to store the resource; a locating system configured to output a first signal indicative of a position of the support vehicle; a transfer system comprising a resource transfer device; and a controller communicatively coupled to the locating system and the transfer system, wherein the controller comprises a processor and a memory, and the controller is configured to: determine a target location in a field to position the support vehicle based at least in part on an entry point of the field; control the support vehicle such that the support vehicle is directed toward the target location based at least in part on the first signal; and instruct the transfer system to activate the resource transfer device to transfer the resource from the container to the tank (82, 92, 102) while the position of the agricultural system (80, 90, 100) is within a threshold distance of the target location. the agricultural system (80, 90, 100) comprising a tank (82, 92, 102) configured to store the resource; a support vehicle, comprising: a container configured to store the resource; a locating system configured to output a first signal indicative of a position of the support vehicle; a transfer system comprising a resource transfer device; and a controller communicatively coupled to the locating system and the transfer system, wherein the controller comprises a processor and a memory, and the controller is configured to: determine a target location in a field to position the support vehicle based at least in part on an entry point of the field; control the support vehicle such that the support vehicle is directed toward the target location based at least in part on the first signal; and instruct the transfer system to activate the resource transfer device to transfer the resource from the container to the tank (82, 92, 102) while the position of the agricultural system (80, 90, 100) is within a threshold distance of the target location. a container configured to store the resource; a locating system configured to output a first signal indicative of a position of the support vehicle; a transfer system comprising a resource transfer device; and a controller communicatively coupled to the locating system and the transfer system, wherein the controller comprises a processor and a memory, and the controller is configured to: determine a target location in a field to position the support vehicle based at least in part on an entry point of the field; control the support vehicle such that the support vehicle is directed toward the target location based at least in part on the first signal; and instruct the transfer system to activate the resource transfer device to transfer the resource from the container to the tank (82, 92, 102) while the position of the agricultural system (80, 90, 100) is within a threshold distance of the target location. determine a target location in a field to position the support vehicle based at least in part on an entry point of the field; control the support vehicle such that the support vehicle is directed toward the target location based at least in part on the first signal; and instruct the transfer system to activate the resource transfer device to transfer the resource from the container to the tank (82, 92, 102) while the position of the agricultural system (80, 90, 100) is within a threshold distance of the target location.