Environment-friendly preparation for preventing and treating water and soil loss of side slope and preparation method of environment-friendly preparation

The invention relates to the technical field of soil improvement for preventing and treating water and soil loss, and particularly discloses an environment-friendly preparation for preventing and treating side slope water and soil loss and a preparation method thereof. The preparation for preventing and treating side slope water and soil loss is prepared from corn straw, rice straw, turfy soil, borax powder, enteromorpha powder, weathered coal, urea, water-absorbent resin and degrading bacteria. The preparation method comprises the following steps: S1, taking corn straw and rice straw, crushing and sieving; s2, carrying out ammonium sulfate soaking modification; s3, the adjusted straw materials are taken out to be subjected to rolling treatment; s4, degrading bacteria are added into the rolled straw materials for sealed degradation; s5, adding water-absorbent resin and urea into the straw material subjected to sealed degradation; s6, taking turfy soil, borax powder, enteromorpha powder and weathered coal, gri