Overall, the compost C/N ratio exhibited a decreasing trend ( Figure 1e ), This trend was attributed to microbial activity consuming carbon sources (such as sugars, amino acids, etc.), degradation of organic matter, and CO2 emissions ( Yang et al., 2019 ).
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Inoculation of the fungi-static <i>C. iranensis</i> ZJW-6 accelerates compost maturation, enhances fertilizer efficiency, and increases the abundance of target microbes in spring and autumn compost.
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The nitrate nitrogen in spring compost showed an increasing trend, while autumn compost exhibited an increase followed by a decrease ( Figure 1g ).