Preparation method of low-cost chicken-manure slow-release organic fertilizer
A low-cost, organic fertilizer technology, used in organic fertilizers, inorganic fertilizers, fertilizers made from biological waste, etc., can solve the problems of urgent need to improve water and fertilizer retention capacity, poor slow release effect, etc., and achieve good crop yield increase effect and purification. Environment, excellent slow-release effect
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Embodiment 1
[0015] A method for preparing low-cost chicken manure slow-release organic fertilizer, comprising the following steps: mixing and stirring 15 parts of halloysite and 85 parts of water by weight for 45 minutes, followed by hydrothermal reaction at 260°C for 22 hours, centrifugal separation, drying, and adding 55 parts of A portion of hydrochloric acid with a concentration of 1 mol / L was stirred for 55 minutes, stood still for 25 hours, centrifuged, washed until neutral, dried, added 65 parts of water, 3 parts of cellulose, and 0.8 parts of catalyst and stirred for 30 minutes, followed by hydrothermal reaction at 260°C for 10 minutes, and centrifuged , wash, add 7 parts of prefabricated microspheres, 25 parts of water, 45 parts of absolute ethanol, mix and stir for 10 minutes, dry at 70°C, grind into powder, add 100 parts of pre-fermented chicken manure, 1.5 parts of bactericidal deodorant, and adjust the water content to 9 wt%, crushed to 60 mesh, blended uniformly, granulated, ...
Embodiment 2
[0017] A method for preparing low-cost chicken manure slow-release organic fertilizer, comprising the following steps: mixing and stirring 25 parts of halloysite and 45 parts of water by weight for 85 minutes, followed by hydrothermal reaction at 220°C for 34 hours, centrifugal separation, drying, and adding 25 parts of A portion of hydrochloric acid with a concentration of 1.4 mol / L was stirred for 25 minutes, stood still for 45 hours, centrifuged, washed until neutral, dried, added 35 parts of water, 6 parts of cellulose, and 0.4 parts of catalyst and stirred for 60 minutes, followed by hydrothermal reaction at 220°C for 20 minutes, centrifuged Separate, wash, add 3 parts of prefabricated microspheres, 55 parts of water, 15 parts of absolute ethanol, mix and stir for 18 minutes, dry at 60°C, grind into powder, add 100 parts of pre-fermented chicken manure, 2.5 parts of bactericidal and deodorant to adjust the water content to 7 wt%, crushed to 60 mesh, blended uniformly, gran...
Embodiment 3
[0021] A method for preparing low-cost chicken manure slow-release organic fertilizer, comprising the following steps: mixing and stirring 18 parts of halloysite and 75 parts of water by weight for 55 minutes, followed by hydrothermal reaction at 250°C for 26 hours, centrifugal separation, drying, and adding 45 Stir 1.1 mol / L of hydrochloric acid for 45 minutes, let stand for 30 hours, centrifuge, wash until neutral, dry, add 55 parts of water, 4 parts of cellulose, 0.7 parts of catalyst and stir for 35 minutes, followed by 250 ° C hydrothermal reaction for 12 minutes, centrifuged Separate, wash, add 6 parts of prefabricated microspheres, 35 parts of water, 40 parts of absolute ethanol, mix and stir for 12 minutes, dry at 68°C, grind into powder, add 100 parts of pre-fermented chicken manure, 1.8 parts of bactericidal deodorant, and adjust the water content to 8.5 wt%, crushed to 60 mesh, blended uniformly, granulated, and dried at 48° C. to obtain low-cost chicken manure slow-...
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