PROFESSOR YE LIANJUN'S 50 YEARS IN GEOSCIENCE

Prof.Ye Lianjun has already in geoscience for 50 years since he graduatedfrom the Department of Geology,Beijing University in 1937.As a geologist,especially a sedimentologist,he is well known both in China and in the world.Heis a member of Devision,the Academia Sinica,deputy director of the Division ofEarth Science the Academia Sinica,chairman of the Scientific Researh Committeeand Degree Committee of Institute of Geology,Academia Sinica,deputy councilpresident of China Society of Sedimentology，standing council member and honorary council member of China Society of Petroleum，council president of the Society of Oceanography of Beijing and a member of the Committee on Sedimeatology，IUGS.He was also a couacil member of international association of sedirnentologists untill 1986.