Weaver, John E. 1884-1966. Grasslands of the Great Plains : their nature and use / by J.E. Weaver and F.W. Albertson, with special chapters by B.W. Allred and Arnold Heerwagen. - Lincoln, Neb. : Johnsen Pub. Co., 1956. - ix, 395 p. : illus., maps. ; 24 cm. Includes Bibliography: p. 379-387 and index. Subjects--Topical Terms: Grasslands--Great Plains.Botany--Great Plains.Plant ecology--Great Plains. Dewey Class. No.: 581.52645 / WEG