.1. Yuan Longping was born in 1930. Since he graduated from Southwest Agricultural College in 1953, he has devoted his life to finding ways to grow more and more rice. As a young man, he saw the great need for increasing the rice output. At that time, hunger was a serious problem in many parts of the countryside. He searched for a way to increase rice harvests without expanding the area of the fields. In 1950, Chinese farmers could produce about fifty-six million tons of rice. In a recent harv