帮我翻译一段话，汉译英，书面语，谢谢

Utilization of rice heterosis began: In 1964, Yuan Longping found in male sterile plants. 1970 Bi-Lake County in Hainan, southern Red Cliff Farm found a pollen abortion of wild rice, for the male sterile line of rice breeding in China opened a breakthrough. China successfully achieved in 1973, Three-line hybrid rice, indica rice, indica hybrid rice in 1976, the country began large-scale promotion, to become the world's first successful commercial use of rice heterosis country. So far, hybrid rice developed by Yuan Longping has been accumulated to promote more than 50 million mu, an increase of more than 1 billion kilograms of grain a year to promote hybrid rice area of about 2.4 million hectares a year increase in food availability to feed 70 million people, for the protection of has made a great contribution to food supply.

The go into our country paddy rice heterosis is made use of is started from: In 1964 Yuan Long Ping discovers male sterile plant. In 1970 Li Bi Hu'