While the refuge strategy lessens the chance for the insect pest to overcome the Bt trait, farmers cannot realize the full production benefit of the Bt crop. The next generation of Bt crops with multiple modes of action for insect control were then developed by stacking several classes of Bt genes.
Posted 03 October 2009 - 0816 AM. This may be a number of small questions on fuels..... If i understand, Naval Ships during the World War II time frame ran Bunker Oil.
Nuclear-Powered Ships. Nuclear power is particularly suitable for vessels which need to be at sea for long periods without refuelling, or for powerful submarine propulsion. Over 140 ships are powered by more than 180 small nuclear reactors and more than 12,000 reactor years of marine operation has been accumulated.