According to the invention, there is provided a hybrid maize plant,
designated as 39K40, produce by crossing two Pioneer Hi-Bred
International, Inc. proprietary inbred maize lines. This invention relates
to the hybrid seed 39K40, the hybrid plant produced from the seed, and
variants, mutants, and trivial modifications of hybrid 39K40. This
invention also relates to methods for producing a maize plant containing
in its genetic material one or more transgenes and to the transgenic maize
plants produced by that method. This invention further relates to methods
for producing maize lines derived from hybrid maize line 39K40 and to the
maize lines derived by the use of those methods.