섬유

face: a free-air facility for fumigation with gaseous air pollutants: revision

  • 출판일1999.03
  • 저자
  • 서지사항
  • 등록일 2016.11.02
  • 조회수 347
a computer-controlled open air test facility is described which is capable of maintaining pollutant gas concentrations at preset levels while allowing natural fluctuations in solar radiation, precipitation, wind conditions, temperature, and relative humidity the system has been used successfully in various configurations with so(sub 2), co(sub 2), and ozone. co(sub 2) fumigation has been used to evaluate the response of field-grown cotton, using a 22-m diameter fumigation ring. the system is modular and portable and has been tested at brookhaven national laboratory (bnl) and in mississippi; a field of study is planned for 1989 in arizona. 8 refs., 9 figs
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