The present invention includes a variable sprinkler orifice device that can change orifice sizes using a rotating disk with multiple orifices along the circumference of the disk. According to first preferred embodiment, the implement preferably includes a conduit in which water is directed through a series of rotatable plates which preferably include incrementally sized orifices. According to a further preferred embodiment, the variable orifices are automatically and quickly adjusted based on VRI data to change the combination of orifices used.
