Plackket-Burman design matrix and the results of the six variables (coded and actual levels) with T-E5 population levels as a response.

<p>Plackket-Burman design matrix and the results of the six variables (coded and actual levels) with T-E5 population levels as a response.</p

Dynamic changes of Pi, n in the five regions during composting process in the optimized condition.

<p>Dynamic changes of Pi, n in the five regions during composting process in the optimized condition.</p

The effects of different treatments on the biomasses of cucumber, tomato and pepper plants on the harvest day (30 d after transplantation) during the pot experiment.

<p>The effects of different treatments on the biomasses of cucumber, tomato and pepper plants on the harvest day (30 d after transplantation) during the pot experiment.</p

Analysis of variance (ANOVA) for the response surface quadratic model of the T-E5 population based on the Plackett-Burman design (PBD).

<p>Analysis of variance (ANOVA) for the response surface quadratic model of the T-E5 population based on the Plackett-Burman design (PBD).</p

Box-Behnken design (BBD) matrix of variables (coded and actual levels) for T-E5 population optimization.

<p>Box-Behnken design (BBD) matrix of variables (coded and actual levels) for T-E5 population optimization.</p

Fluorescence EEM contours of WEOM from composts during composting process in the optimized condition.

<p>Peak A, peak B and peak C represent protein-like, fulvic-like and humic-like substances, respectively. (a) 0 d; (b) 3 d; (c) 6 d; (d) 8 d; (e) 11 d; (f) 14 d.</p