For many years, rye was a traditional cereal in pig feeding in Northern Europe. However, higher yields of wheat and corn displaced it. Why is rye now making a comeback?





For many years, rye was a traditional cereal in pig feeding in Northern Europe. However, higher yields of wheat and corn displaced it. Why is rye now making a comeback?
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The species of bacteria Bacillus thuringiensis produces proteins that some caterpillars find toxic. Insert the underlying genes into a maize plant, and creepy-crawlies will be poisoned by their lunch. That is the idea behind Bt maize, a genetically modified (GM) variety that has been grown in dozens of countries worldwide.




