Understanding our environment

KU Ecosystems Research Group: Publications

Bijoor, N.S., C. Czimczik, D. Pataki, S. Billings. 2008. The effects of temperature and fertilization on nitrogen cycling and community composition of an urban lawn. Global Change Biology 14:2119-2131.
Billings, S., D. Richter. 2008. The science of global soil change: Networking for our future. EOS: Transactions of the American Geophysical Union 89:151.
Schaeffer, S.M., S. Billings, R.D. Evans. 2007. Laboratory incubations reveal potential responses of soil nitrogen cycling to changes in soil C and N availability in Mojave Desert soils exposed to elevated atmospheric CO2. Global Change Biology 13(4):854-865.
Billings, S., D.D. Richter. 2006. Changes in stable isotopic signatures of soil nitrogen and carbon during forty years of forest development. Oecologia 148:325-333.
Billings, S., C.M. Brewer, B. Foster. 2006. Incorporation of plant residues into soil organic matter fractions with grassland management practices in the North American Midwest. Ecosystems 9:788-
Billings, S. 2006. Soil organic matter dynamics and land use change at a grassland/forest ecotone. Soil Biology and Biogeochemistry 38(9):2934-2943.
Billings, S., S. Ziegler. 2005. Linking microbial activity and soil organic matter transformations in forest soils under elevated CO2. Global Change Biology 11(2):203-212.
Billings, S., S.M. Schaeffer, R.D. Evans. 2004. Soil microbial activity and N availability with elevated CO2 in Mojave Desert soils. Global Biogeochemical Cycles 18:GB1011.
Billings, S., S.M. Schaeffer, R.D. Evans. 2003. Effects of elevated CO2 and carbon addition on N2 fixation by biological soil crusts and free-living bacteria in an intact Mojave Desert ecosystem. Soil Biology and Biogeochemistry 35:643-649.
Billings, S., S. Zitzer, H. Weatherley, S.M. Schaeffer, T. Charlet, J. Arnone, R.D. Evans. 2003. Effects of elevated CO2 on green tissue and litter quality in an intact Mojave Desert ecosystem. Global Change Biology 9:729-786.