Biological organic fertilizer taking livestock excrements as raw materials
A bio-organic fertilizer, livestock and poultry manure technology, applied in the field of bio-organic fertilizer, can solve the problems of odor, soil damage, etc., and achieve the effect of cost reduction, short composting cycle, not easy to smell and damage the soil
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preparation example Construction
[0024] Preparation of microbial fermentation composition: first mix the microbial mixed bacterial agent, combined enzyme agent and water according to the required ratio to form a degradation liquid, then add organic raw materials (the particle size of the straw is 10-20mm) to the degradation liquid and mix well To obtain the mixed material, then adjust the C / N mass ratio of the mixed material to 25-35:1, the initial moisture content is 50-60%, and place the mixed material in a compost reactor for aerobic fermentation for 7-10 days to obtain The microbial fermentation composition, wherein, the temperature of the aerobic fermentation is 25-50°C, and during the whole aerobic fermentation process, air with an oxygen concentration of 10%-20% is continuously fed from the bottom of the composting reactor;
[0025] Preparation of organic fertilizer: first crush the microbial fermentation composition, and then mix it with urea according to the required ratio.
[0026] The main raw mate...
Embodiment 1
[0038] A bio-organic fertilizer using livestock and poultry manure as raw material, its raw material composition and weight ratio are: microbial fermentation composition 80, urea 15, calcium hydrogen phosphate 5, potassium chloride 3, wherein, the microbial fermentation composition The composition of the raw materials and their weight ratios are: 1.5 parts of the mixed microbial agent, 0.5 of the combined enzyme agent, 100 of the organic raw material, 10 of the water, 2 of sodium lauryl sulfate, and 0.5 of the salt. The mixed microbial agent includes Bacillus subtilis, giant Bacillus, jelly-like bacillus, bacillus cereus, bacillus licheniformis, aspergillus niger, aspergillus oryzae and bacillus thuringiensis, the inoculation amount of each bacterium is 0.2% of organic raw material weight, and described combined enzyme agent is 5000U / g protease, 1000U / g cellulase, 3000U / g dextranase, 2000U / g pectinase, 5000U / g lipase mixture, the organic raw materials are pig manure, horse man...
Embodiment 2
[0040] The difference with Example 1 is:
[0041] The raw material composition and weight ratio of the bio-organic fertilizer are: microbial fermentation composition 85, urea 16, calcium hydrogen phosphate 6, potassium chloride 3.5, wherein, the raw material composition and weight ratio of the microbial fermentation composition are : microbial mixed bacterial agent 1.2, combined enzyme agent 0.6, organic raw material 100, water 15, sodium lauryl sulfate 2.2, salt 0.7, described combined enzyme agent is 4000U / g protease, 2000U / g cellulase, 5000U / g g dextranase, 3000U / g pectinase, 7000U / g lipase, the organic raw material is a mixture of cow dung, sheep dung, chicken manure, and straw mixed in a weight ratio of 1:1:0.5:1 .
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