A multi-dimensional database includes hierarchical levels. The extended dielectric lens can be implemented with a feed antenna to improve the directivity of the antenna. When the operation lever is twisted about the lever axis, the shaft supported by bearings is twisted. Still further provided by the invention are methods for producing cotton plants by crossing the cotton variety 05Y063 with itself or another cotton variety and plants produced by such methods. Another includes an aperture in communication with an aperture in the stake such that a lead cable or the like may be moved out of the way when the stake is pounded into the ground and may be fully received within the stake when tethering is not desired. The message contains a radio channel setting.