Chitosan active soil conditioner and preparation method thereof

The invention relates to a chitosan active soil conditioner and a preparation method thereof. Chitosan organic water-soluble fertilizer, bacillus subtilis microbial inoculum, organic matter and mediumtrace element fertilizer on the current market are used as raw materials; through the following steps of crushing, reasonably matching, aging and the like, the soil conditioner is prepared. The product belongs to biological control and is safe and pollution-free, wherein crop diseases can be inhibited or alleviated for a long time; the microbial organic fertilizer can improve and restore soil, optimize a rhizosphere microbial ecological system and inhibit invasion of pathogenic microorganisms, achieves the purposes of land cultivation, root cultivation, root protection and root thickness andseedling strengthening, is suitable for various kinds of soil, has no pollutant emission in the production process, is simple and feasible in process, and is suitable for enterprise production in various regional environments.