Preparation method of composite microbial agent solid particles for environmental protection

[0026] refer to Figure 1 to Figure 2 Shown, an embodiment of the preparation method of a kind of environment-friendly composite microbial bacterial agent solid particle of the present invention, comprises the following steps: (1) carry out the high-density fermentation culture of environment-friendly composite microorganism, obtain high-density fermented liquid, adjust high The solid content of microorganisms in the density fermentation broth is 30%; (2) according to the weight ratio of the dry protection agent and the adjusted high-density fermentation broth, add the dry protection agent maltose 9.8% and gelatin 0.2% to the adjusted high-density fermentation broth, Mix evenly to obtain bacterial slurry; (3) Mix the bacterial slurry and auxiliary materials in a granulator at a mass ratio of 1:3.8 to obtain solid particles; the auxiliary material is made of green corn stalks with a mass ratio of 1:1:1:2 Powder, perlite, fine clay and bentonite are mixed, and the fineness of the a

[0039] refer to Figure 1 to Figure 2 Shown, an embodiment of the preparation method of a kind of environment-friendly composite microbial bacterial agent solid particle of the present invention, comprises the following steps: (1) carry out the high-density fermentation culture of environment-friendly composite microorganism, obtain high-density fermented liquid, adjust high The solid content of microorganisms in the density fermentation liquid is 70%; (2) according to the weight ratio of the dry protection agent and the adjusted high-density fermentation liquid, add dry protection agent soluble starch 0.3%, glycerin 5% to the adjusted high-density fermentation liquid %, mixed evenly to obtain the bacterial slurry; (3) the bacterial slurry and auxiliary materials were mixed and granulated in a granulator at a mass ratio of 1:1 to obtain solid particles; the auxiliary materials were peat powder and fine clay in a mass ratio of 1:1 The fineness of the peat powder and fine clay is m

[0051] refer to Figure 1 to Figure 2 Shown, an embodiment of the preparation method of a kind of environment-friendly composite microbial bacterial agent solid particle of the present invention, comprises the following steps: (1) carry out the high-density fermentation culture of environment-friendly composite microorganism, obtain high-density fermented liquid, adjust high The solid content of microorganisms in the density fermentation broth is 20%; (2) according to the weight ratio of the dry protection agent and the adjusted high-density fermentation broth, add the dry protection agent polyvinyl pyrrolidone 7 to the adjusted high-density fermentation broth %, mix evenly to obtain the bacterial slurry; (3) mix the bacterial slurry and the auxiliary material in a granulator at a mass ratio of 1:5 to obtain solid particles; the auxiliary material is peat powder with a mass ratio of 1:1:1, Zeolite powder and loess soil are mixed, and the fineness of the auxiliary material is ≥80