IDAHO WHEAT COMMISSION

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Researchers find gene that improves wheat yield

Researchers have identified a genetic driver in wheat that improves wheat yield and can increase protein content by as much as 25 percent. The discovery of a gene that controls these two desirable factors has the potential to expand wheat breeding and generate new varieties.

“Our research aims to understand the genes that control ear development in wheat because it has been identified as a trait that could be improved to increase yield,” said Scott Boden of the School of Agriculture, Food and Wine at the University of Adelaide in Australia. “For this specific study, our objective was to identify genes to determine the number and arrangement of grain-producing florets that form on a wheat ear, which we did by screening a mutant population.” Boden said that very little is known about the biological processes behind the genes that control the florets that grow on the lateral branches of wheat.