Chicken manure: processing modulation 5 methods

At present, there are mainly the following methods for processing fresh chicken manure:

1. Drying There are two general ways:

(1) Natural drying method. Spread the fresh chicken manure on the concrete floor with a thickness of 3 to 5 cm. After drying for a certain period of time, air dry and keep the moisture at 13% to 15%. Advantages: simple, labor-saving, almost no special investment; Disadvantages: It is not easy to completely kill pathogenic microorganisms in fresh chicken manure. When using this method of processing chicken manure, two things must be taken care of: A. Strictly control the dosage; B. Add sufficient antibiotics to the pig diet.

(2) Mechanical drying method. That is, using a special chicken manure drying equipment, the fresh chicken manure is dried to almost dry matter, which can cause the pathogenic microorganisms in fresh chicken manure to die due to physiological dehydration. Therefore, processing and preparation using this method Chicken manure is relatively safe. Advantages: safety, no need for additional conditions drugs; disadvantages: the need for certain equipment investment.

2. Fermentation process Fresh chicken manure is processed into a semi-dry state and fermented by lactic acid bacteria. After a certain period of time, the chicken manure produced in this process can be aromatically modified, palatability improved, and nutritional value is enhanced.

3. Saccharified chicken manure The chicken manure is dried and impurities are removed. After pulverization, appropriate amount of fresh water and the same amount of green fodder are added, and then sealed for about 10 days.

4. Silage Chicken Manure Fresh chicken manure was dried and then contaminated and pulverized. 10% of wheat bran was added to make a mixture of chicken manure and wheat bran. Then add 40% of silage to silage for silage.

5. Production of biological feed After the fresh chicken manure is sun dried, impurities and comminution are carried out. The appropriate compound bacterial species is selected to make the biological fluid, which is added to the chicken manure in a certain proportion and stirred for several days after the closed fermentation. It can be made into safe, nutritious and environmentally friendly chicken manure biofeed.

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