Preparation method of composite bacteria fermentation bed
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- NORTHEAST AGRICULTURAL UNIVERSITY
- Publication Date
- 2009-02-04
- Estimated Expiration
- Not applicable · inactive patent
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Figure 1
Abstract
Description
(1) Technical field
[0001] The invention relates to a method for preparing a composite bacterial agent fermentation bed for raising pigs, and belongs to the field of feed additives. (2) Background technology
[0002] The annual growth rate of breeding scale and output value in our country exceeds 10%, but at the same time, the environmental pollution brought by the breeding industry is becoming more and more serious. A survey conducted by the State Environmental Protection Administration in 23 provinces and cities across the country found that 90% of the large-scale livestock and poultry farms in the country have not passed the environmental impact assessment, and 60% of the farms lack the necessary pollution prevention and control measures. Untreated livestock and poultry manure accumulates arbitrarily, and sewage manure is discharged randomly, which brings a series of environmental problems such as occupying and polluting farmland and water bodies, producing stench and cau...