From the ArcaMax Publishing, Gardening Newsletter:
http://www.arcamax.com/news/gardening/s-2545-174043
As corn begins to mature, you may notice a worm in the end of the ears. The corn earworm larvae feed on silks and kernels. The damage is limited to ear tips, so cut that part off when harvesting.
This news arrived on: 07/01/2009