A hopper type agricultural and livestock spreader and fertilizer dispensing apparatus. The dispenser may be configured to be mounted to a ground transport vehicle, such as a tractor and three point hitch. An auxiliary outlet is configured in the hopper at an elevated position from a bottom end thereof. A flow regulator is operatively attached to regulate the outlet area of the auxiliary outlet to achieve a desired flow rate. The auxiliary outlet is dimensioned to permit the flow of large feed stocks. A dispenser flow tube may be operatively connected to the outlet to direct the flow of feed product in a desired spot. The flow tube may extend laterally from the side edges of the hopper to permit delivery of food product along the length of a livestock feed trough. A kit for modifying a hopper type fertilizer/feed dispenser.