Soil carbon and nitrogen sequestration following cropland to forage grassland conversion and its effect to CO2 and N2O fluxes
GAO Yaqin, HUANG Gaobao, WANG Xiaojuan, MA Jian, LIU Bo, HUANG Tao, LI Qingpei
Ecology and Environment . 2009, (3): 1071 -1076 .  DOI: 10.16258/j.cnki.1674-5906(2009)03-1071-06