Medicinal residue fermented organic fertilizer and preparation method thereof

The invention discloses a medicinal residue fermented organic fertilizer and a preparation method thereof, wherein the raw materials comprise the following components in parts by weight: 50-200 parts of traditional Chinese medicine residues, 200-1000 parts of farmyard manure, 10-50 parts of saw wood residues, 1-5 parts of an organic fertilizer fermenting agent and 1-3 parts of a microbial agent. According to the invention, the medicinal residue fermented organic fertilizer can help to enhance photosynthesis of crops, promote development and robust growth of root systems of the crops, enhance cold resistance, drought resistance, disease resistance and stress resistance of the crops, increase the yield of the crops and improve the product quality; waste medicine residue resources are reused, so that the environmental pollution is reduced, and the resource utilization rate is increased; and the traditional Chinese medicine residues are used, the problem of excessive farmyard manure of local farmers is solved, pr