[CzarNicky]

From what I heard it is more energy efficient to use the corn stalks rather than the corn seed to make ethanol and the stalks have traditionally been waste products. Unless of course the corn was being used for other purposes.

[cogitator]

From what I heard it is more energy efficient to use the corn stalks

And feedstocks such as switchgrass, but the rub is getting the right bugs to do the bio-fermentation. With the market driving development, creating the right bugs could be accelerated.

[thackney]

stalks have traditionally been waste products

Stalks are shredded and put back into the soil to provide nutrients for next years growing season. Using stalks for ethanol will require increasing the amount of fertilizer used.