extremely significantP < 0.001
The soil moisture had an extremely significant and direct effect on the soil temperature and CO 2 fluxes ( P < 0.001).
The soil moisture had an extremely significant and direct effect on the soil temperature and CO 2 fluxes ( P < 0.001).
The direct effects of herbicide applications on the aboveground biomass of weeds and CH 4 fluxes were highly significant ( Fig. 4 ) ( P < 0.01).