bottleidentification code, a unique value for each reactor in the dataset. Integer with all values from 1 to 12.
treatmenttreatment of the substrate (ground straw), a factor.
startstarting date and time, when the reactors were set up.
sub.massmass of substrate added to the reactor at the start in g, a numeric vector.
inoc.massmass of inoculum added to the reactor at the start in g, a numeric vector.
headspacebottle headspace volume, in mL. A numeric vector.