TY - RPRT TI - Construction and testing of a simple and economical soil greenhouse gas automatic sampler AU - D. Ginting AU - S.L. Arnold AU - N.S. Arnold AU - R.S. Tubbs PY - 2007 DO - 10.1080/01904160701555291 UR - https://pubs.usgs.gov/publication/70031707 ID - 70031707 ER -