Rice is a staple food for more than 3.5 billion people worldwide. assembly the demand for tall-yielding rice is an urgent task for breeders. Superior,tall-yielding hybrid plants are often produced by crossing two diverse parental lines. This task is quite complicated in rice, a self-pollinating plant. One approach to solving this problem originated in the 1970s, and when Chinese scientists figured out how to produce male sterile (MS) rice lines.
Source: phys.org