Clark, F. E. (Francis Eugene), 1910-, authorColeman, David C., 1938-, authorNatural Resource Ecology Laboratory, publisher2015-07-282015-07-281972http://hdl.handle.net/10217/16053September 1972.On cover: Grassland Biome, Ecosystem analysis studies, U.S. International Biological Program.born digitaltechnical reportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Grassland ecology -- Colorado -- Pawnee National GrasslandCarbon cycle (Biogeochemistry)Secondary productivity below ground in Pawnee grassland, 1971Text