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Efficacy and action of fish meal

Apr 25, 2023

What is fish meal?

Fish meal is a high-protein feed material that uses one or more fish as raw materials and is processed by degreasing, dehydration and crushing. The fishmeal producing countries in the world mainly include Peru, Chile, Japan, Denmark, the United States, the former Soviet Union, Norway, etc. The export volume of Peru and Chile accounts for about 70% of the total trade volume. According to the statistics of the World Food and Agriculture Organization (2013), China's annual fishmeal production is about 1.2 million tons, accounting for about half of the total domestic fishmeal consumption. Although fish meal is still an important animal protein additive, feed workers in China have been studying and exploring low fish meal diet and fish-free diet, and fermented soybean meal is the best alternative product.

Fish meal has high nutritional value:

1. The effective energy value of fish meal does not contain cellulose and other indigestible substances. The crude fat content is high, and the effective energy value of fish meal is high. It is easy to make high energy feed with fish meal as raw material in production.

2. Vitamin fish meal is rich in B vitamins, especially vitamin B12 and B2. It also contains fat-soluble vitamins such as vitamin A, D and vitamin E.

3. Mineral fish meal is a good source of minerals. The content of calcium and phosphorus is high and the proportion is appropriate. All phosphorus is available phosphorus. The selenium content of fish meal is very high, up to more than 2mg/kg. In addition, the content of iodine, zinc, iron and selenium in fish meal is also very high, and there is an appropriate amount of arsenic.

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The function and Application of fish meal powder

1. Livestock feed is used for pigs, chickens and other animals. These feeds need to contain high-quality
protein, especially for young pigs and chickens. Because young animals are in a vigorous growth period, the demand for protein and the proportion of amino acids in protein are large. As animal protein, the proportion of amino acids in fish meal is the closest to that required by animals.

2. The feed of aquatic animals is used as the main raw material for feed protein of aquatic animals
such as fish, crab, shrimp, etc. The proportion of amino acids required by fish meal and aquatic animals is the closest. Adding fish meal can ensure the rapid growth of aquatic animals. Fur animal feed is used for some fur animals, such as foxes and raccoon dogs. Most fur animals are carnivorous, and there is a large demand for protein during growth. High-quality fish meal as protein raw material is the first choice for these animal feed materials.

Fish meal type: Fish meal can be divided into two types according to the source: according to the quality of fish meal, fish meal can be divided into three types: full-fat, semi-degreased and full-degreased fish meal; According to the process, it can be divided into steam dried fish meal and direct fire dried fish meal.

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OEM service

We can customize the fish meal for animal feed etc.materials follow your requiements.

Fish meal type:

1. Defatted steam fish meal: The production process of defatted fish meal is to process raw fish through a series of processes such as cooking, pressing, solid-liquid separation, oil-water separation, drying, cooling, screening, crushing, etc. The fishmeal protein produced is 62% - 70%, VBN is generally ≤ 120, acid value is generally between 2-7, pepsin digestibility is 90% - 97%, and salt content is between 1-3.

2. Half-degreased fish meal: The production process of semi-skimmed fish meal is
basically the same as that of skimmed fish meal, which is through cooking, pressing, oil-water separation, primary drying, secondary drying, etc. The difference is that after oil-water separation, semi-skimmed fish meal will spray the separated water (containing salt, impurities, fat and fine fish meal particles) back into the primary drying tank, and then mix it with fish meal for drying, which will increase the yield of fish meal, It reduces the loss of muscle tissue caused by the small fish body and the decay of the flesh of the stale fish.

3. Whole fat fish meal: The production process of full-fat fish meal is that after the fish is cooked in the digester, the fish meat and water directly enter the dryer for drying, without pressing, and the water and cooked fish directly enter the drying tank. Because semi-skimmed fish meal and full-fat fish meal have low requirements on the freshness of raw fish, the oil content of fish will be small, and the fat content is relatively high compared with the skimmed fish meal.The produced fish meal is very thin, and the protein content is between 55% and 62%. The VBN is generally between 200 and 500, the acid value is relatively high, the pepsin digestibility is between 80 and 90, and the salt content is also relatively high, which is very different from the skimmed fish meal in odor, Therefore, the quality of semi-skimmed fish meal is worse.

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