Fig. 8

Principal component analysis (PCA) of carbon utilization of the soil microbial community (72 h). NF non-fumigation, F_1 chloropicrin-fumigation for 1 year, F_3 continuous chloropicrin-fumigation for 3 years
Principal component analysis (PCA) of carbon utilization of the soil microbial community (72 h). NF non-fumigation, F_1 chloropicrin-fumigation for 1 year, F_3 continuous chloropicrin-fumigation for 3 years