Saturday, December 24, 2005

Gas sampling vials and mesh bags

October 13, 2005

Evacuate gas sampling vials (180 each) in National Soil Tilth Lab (Dr. Tim Parkin's lab)


Fig. 1 Vial evacuation equipment in NSTL, USDA


With Jim Seevers and Dr. Tim Parkin




Decide to make mesh bags with commercially available window screen (mesh size 2mm, fiberglss material).

With Dr. Jin-Kie Yeo

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