Yuan Longping, who has died at age 90, struggled against long odds to create higher-yielding hybrids
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After surviving China’s famine of the late 1950s and early 1960s, Yuan Longping was determined to develop hybrid varieties of rice to increase yields of China’s most important source of nutrition.
His chances for success looked negligible.
Mr. Yuan had been educated in chaotic times at a fledgling agricultural college and was largely self-taught as a plant breeder who once tried crossing a watermelon with a pumpkin. “I was merely a nobody,” he said in an oral history published in 2010.
Older Chinese agronomists insisted it would be impossible to create a successful rice hybrid. Politically, Mr. Yuan was so naive that he once exposed himself to persecution by criticizing a set of agricultural policies endorsed by Mao Zedong—then compounded his error by adding that Chairman Mao wasn’t an authority on agriculture.
Mr. Yuan, who died May 22 at the age of 90, overcame all those disadvantages.....