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Using molecular techniques, Agricultural Research Service (ARS) and collaborating scientists have shown how the subversion of a single gene in wheat by two fungal foes triggers a kind of celular suicide in the grain crop's leaves.
CSIRO researchers have identified wheat and barley lines resistant to Crown Rot â€“ a disease that costs Australian wheat and barley farmers $79 million in lost yield every year.
The U.S. Agriculture Department said winter and spring wheat crops had caught up with their five-year averages as the winter wheat harvest gets under way. Ninety-five percent of the winter wheat crop has headed out, compared to an historic average of 97 percent by this week of the year.
Progress in the spring wheat crop remains far behind its historic average, the U.S.
In a paper published today in the prestigious journal Science, scientists from CSIRO Plant Industry, the University of Zurich and the International Maize and Wheat Improvement Center have identified a wheat gene sequence which provides protection against leaf rust, stripe rust and powdery mildew.