Lactarius repraesentaneus namely repraesentins B and C. These compounds were shown to promote the radicle elongation of lettuce seedlings by 136%, 118% and 184% at 67 ppm, respectively. Other compounds reported in 2006 are repraesentins D, E, and F. Repraesentin E showed the strongest growth promotion activity, 164% at 3.6 µm, of the three compounds toward the radicle elongation of lettuce seedlings. Lactarius repraesentaneus Lactarius repraesentaneus, commonly known as the northern bearded milkcap, the northern milkcap, or the purple-staining milkcap, is a species of fungus in the Russulaceae family. It has a northerly distribution, and is found in temperate regions of North
Russell Shank the Columbia University library school. Shank was the first director of libraries at the Smithsonian Institutionfrom 1968 to 1977. In 1977, he was named chief librarian at the University of California - Los Angeles (UCLA) until he retired from that position in 1989. Shank was also a professor emeritus in UCLA's Graduate School of Education and Information Studies. Shank served as President of the American Library Association from 1978 to 1979. Shank was instrumental in forming FEDLINK (the Federal Library and Information Network) and advocated to make Article 19 of the Universal Declaration of Human Rights part of the American