... Experimental manipulations of winter snow and summer rain influence ecosystem carbon cycling in a mixed-grass prairie, Wyoming, USA Ecohydrology Derner, JD, and RD Hart 2007 Grazing induced modifications ... fixation in a semiarid grassland Journal of Geophysical Research 112:G03011 Harper, CW, JM Blair, PA Fay, AK Knapp, and JD Carlisle 2005 Increased rainfall variability and reduced rainfall amount ... Welker: Influence of grazing and precipitation on ecosystem carbon cycling in a mixed-grass prairie Pastoralism: Research, Policy and Practice 2011 1:20 Submit your manuscript to a journal and benefit...