Liu Ruming died in 1975.
Liu Ruming was born in 1895.
Ruming Yuan has written: 'Mi feng si yang fa' -- subject(s): Bee culture
Liu Can died in 318.
Liu Shao - Liu Song - died in 453.
Empress Liu - Liu Yao - died in 326.
Liu Tianhua died in 1932.
Liu Zhan died in 874.
Liu Changqing died in 785.
Liu Yuxi died in 842.
Liu Zong died in 821.
Liu Qubei died in 272.
Liu Rushi died in 1664.