TABLE 1.
Main events of laboratory experiments (objective 2), their dates, and event descriptions
| Event | Date (mo/day/yr) | Event description |
|---|---|---|
| 1 | 12/1/2011 | Placement of plants into chambers A, B, C, and D and provision of clean air only to all plants |
| 2 | 1/10/2012 | Microbial sampling 1 for plants in chambers A, B, C, and D |
| 3 | 2/1/2012 | Beginning of VOC exposure for chambers A and B and clean air in chambers C and D |
| 4 | 3/12/2012 | Microbial sampling 2 for plants in chambers A, B, C, and D |
| 5 | 5/7/2012 | Microbial sampling 3 for plants in chambers A, B, C, and D |
| 6 | 5/7/2012 | Beginning of VOC exposure for plants in chambers C and D and clean air for plants in chambers A and B |
| 7 | 6/15/2012 | Microbial sampling 4 for plants in chambers A, B, C, and D |
| 8 | 6/15/2012 | Cessation of VOC exposure and end of experiments |