American farmers, spurred by ethanol frenzy, are planting the largest corn crop in more than 50 years.The demand is so high, reports Farm News, that seed companies are running out of the most popular varieties of corn seed.
At the top of the list are "triple stack hybrids" sold mostly by Monsanto-owned subsidiaries. A triple stack hybrid combines genetic modifications that result in three different "traits." In this case, the corn comes with built-in resistance to Monsanto's Roundup herbicide, and built-in insecticides that target two of the corn plant's most fearsome foes, the dreaded corn borer and the equally devastating corn rootworm. (The corn borer and corn rootworm toxins are derived from two different subspecies of the soil bacterium Bacillus thuringiensis -- triple stack hybrids thus include two different "Bt" genetic modification "events.")
For Monsanto, the apparent popularity of triple stack hybrid corn seed is an opportunity to tout the market's embrace of its latest products. For critics of GM corn, the rush to such varieties presages a future filled with weeds that evolve to resist Roundup and new generations of corn borers and rootworms that shrug off Bt toxins...
For Full Article:
http://www.salon.com/tech/htww/2007/03/26/triple_stacked_hybrids/index.html
SUPPORT OUR
SPONSORS
Why Monsanto Loves Ethanol
-
Why Monsanto loves ethanol
By Andrew Leonard
Salon.com, March 26, 2007
Straight to the Source
