13-06-25 New research shows that to prevent starvation at night, plants perform accurate arithmetic（算术，算法） division. The calculation allows them to use up their starch（淀粉） reserves at a constant rate so that they run out almost precisely at dawn....

13-04-17 A team of Virginia Tech researchers has succeeded in transforming cellulose（纤维素） into starch（淀粉） , a process that has the potential to provide a previously untapped nutrient source from plants not traditionally though of as food crops. Y.H....