粮食安全始终是关系到国计民生的头等大事。针对我国人增地减的严峻形势和近期超级杂交稻取得的重大进展,作者于2006年提出超级杂交稻“种三产四”丰产工程的设想和建议,希望通过这一工程的实施,大幅度提高现有水稻的单产和总产,提高农民种粮的经济效益,确保国家粮食安全。在此 Food security has always been a top priority for the people’s livelihood. In view of the severe situation of people increasing and decreasing in our country and the significant progress made in the recent super hybrid rice, the author put forward the ideas and suggestions on the “three kinds and four kinds” high yielding project of super hybrid rice in 2006 and hoped that through the implementation of this project, Improve the yield and total output of existing rice, increase the economic benefits of planting grain for farmers and ensure the national food security. here