杂交水稻[zá jiāo shuǐ dào]
hybrid rice
1.杂交水稻的亩产量超过普通水稻百分之十五至二十。
The yield of hybrid rice per mu exceeds that of ordinary rice by15 to20 percent.
2.袁隆平在上世纪70年代研发出全世界第一个杂交水稻品种,过去几年间,他研发的杂吵兄交水稻产量多次创造世界纪录,为中国和全世界的粮食安全作出了巨大贡献。
Yuan, who developed the world's first hybrid rice in the 1970s, has set multiple world records in hybrid rice yields in previous years, making great contributions to the food security of China and 岩备the world.
3.杂交水稻技术的进步,为解决我国粮食问题做出了重要贡献。中国现在用全球不到9%的耕地养活全世界约20%的人口。
China now feeds around 20 percent of the world's population with less than 升枣袭9 percent of the world's arable land.
4.我国杂交水稻主要恢复系的DNA多态性研究
DNA Polymorphism of Main Restorer Lines of Hybrid Rice in China