Development of Hybrid Rice to Ensure Food Security

<正>Rice is the staple food for more than half of the world’s population and for more than 60%of China population.Increasing rice yield is therefore crucial for solving food shortage problem,ensuring food secruity,and reducing poverty.Given the vast population and limited per capita cultivated land in China,meeting food demands by increasing the yield per unit area with the aid of advanced sciences and technologies would be the only option.Several alternative measures