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CN-121970843-A - Formula and feeding method of mixed feed additive for cultivation

CN121970843ACN 121970843 ACN121970843 ACN 121970843ACN-121970843-A

Abstract

The invention relates to the technical field of livestock and poultry raising feeds, and discloses a formula of a raising mixed feed additive and a feeding method, wherein the additive is composed of core nutrition components (calcium sulfate, methionine and lysine), immune enhancement components (astragalus polysaccharide, eucommia ulmoides extract and probiotics composite preparation), digestion promoting components (amylase, phytase and fructo-oligosaccharide) and flavor improving components (pericarp residue compound) according to specific weight parts, and the feeding method is combined with the physiological characteristics of chickens of 1-4 weeks old, chickens bred 5-16 weeks old and laying hens/chickens fattening stage, and the mixing proportion, feeding amount and frequency are adjusted in a targeted manner. The invention solves the technical defects of single nutrition, poor immune enhancement effect, insufficient meat quality improvement and unscientific feeding of the existing feed additive, realizes balanced nutrition supply, immunity enhancement, chicken flavor optimization and feed utilization rate improvement of chickens, and promotes the chicken industry to develop in the high-efficiency, high-quality and green directions.

Inventors

  • ZHANG JING
  • LI XUEJUN
  • YANG HUAN

Assignees

  • 湖南飞力格科技有限公司

Dates

Publication Date
20260505
Application Date
20260129

Claims (8)

  1. 1. The formula of the mixed feed additive for cultivation is characterized by comprising the following components in parts by weight: The core nutrition components comprise 5-10 parts of calcium sulfate, 3-8 parts of methionine and 4-9 parts of lysine; The immune enhancing component is 2-6 parts of astragalus polysaccharide, 1-4 parts of eucommia ulmoides extract and 3-7 parts of probiotics compound preparation; 1-3 parts of amylase, 1-3 parts of phytase and 2-5 parts of fructo-oligosaccharide; 10-20 parts of pericarp residue compound; The pericarp residue in the flavor improving component is one of apple residue, orange residue and pomelo residue, and is processed by drying, pulverizing, and sieving with 80-100 mesh sieve.
  2. 2. The mixed feed additive formula for cultivation of claim 1, wherein the probiotic composite preparation is prepared by compounding bacillus subtilis and lactobacillus acidophilus according to a weight ratio of 2:1, and the total number of viable bacteria is not less than 1 multiplied by 10 9 CFU/g.
  3. 3. A method of preparing a feed additive formulation for use in a farming blend according to any one of claims 1-2, comprising the steps of: (1) Pretreating raw materials, namely removing impurities from peel residues in the flavor improving components, drying in a 60-80 ℃ hot air drying oven, turning over once every 30 minutes in the drying process, crushing after drying, and sieving with a 80-100 mesh sieve to obtain peel residue powder; (2) Mixing the components, namely adding the core nutrition components into a double-spiral conical mixer according to the weight part ratio, premixing for 10 minutes at the rotating speed of 150-200r/min, sequentially adding the immunity enhancing components and the digestion promoting components, continuously mixing for 20 minutes, and finally adding the pretreated pericarp slag powder, mixing for 10 minutes, wherein the temperature in the mixer is controlled to be less than or equal to 40 ℃ in the mixing process; (3) And (3) inspecting and packaging the finished product, namely extracting a sample for detection, wherein the moisture is less than or equal to 8%, the viable count of probiotics is more than or equal to 1 multiplied by 10 9 CFU/g, sealing and packaging by adopting an aluminum foil composite packaging bag, and storing at a shade and dry place with the temperature of 10-25 ℃ and the relative humidity of less than or equal to 60%.
  4. 4. A method of preparing a feed additive formulation for use in a farming blend according to claim 3, wherein in step (1) the drying time is 2-4 hours.
  5. 5. A method of feeding a feed additive formulation according to any one of claims 1 to 4, wherein the basal feed is a complete feed meeting the corresponding growth stage, and the mixing ratio, feeding amount and feeding frequency are adjusted in combination with different growth stages of the chickens, in particular as follows: s1.1-4 week old chicks, wherein the mixing weight ratio of the additive to the basic feed is 1:50-1:60, the additive and the basic feed with the weight being 5-10 times that of the additive are premixed firstly, and then the rest basic feed is added for stirring, the total daily feeding amount is calculated according to 3-5% of the weight of the chicks, the chicks are fed for 3-4 times, 1 time each of the morning, the evening and the evening are respectively carried out, and the morning is added when the weight is lighter; s2.5-16 weeks old raising chicken stage, mixing additive with basic feed, stirring for 8-10 min, and feeding for 2-3 times according to weight of 4-6% of chicken; S3, in the fattening stage of the laying hens/broilers, the mixed weight ratio of the laying hens is 1:70-1:80, the mixed weight ratio of the broiler fattening stage is 1:65-1:75, stirring is carried out for 10 minutes, the total daily feeding amount is calculated according to 5-8% of the weight of chickens, 2-3 times feeding is carried out, the feeding of the laying hens can be increased for 1 time after the laying in the morning, drinking water is ensured in the feeding process, a water dispenser and a trough are cleaned every day, and the cultivation environment temperature is 18-28 ℃ and the humidity is 50-70%.
  6. 6. The method of claim 5, wherein the stirring time in S1 is 5-8 minutes.
  7. 7. The method of claim 5, wherein in S2, the weight ratio of the additive to the basic feed is 1:60-1:70.
  8. 8. The method of claim 5, wherein in S3, the temperature of the drinking water is 15-25 ℃.

Description

Formula and feeding method of mixed feed additive for cultivation Technical Field The invention relates to the technical field of livestock and poultry breeding feeds, in particular to a formula of a breeding mixed feed additive and a feeding method. Background In the breeding industry, the feed additive is used as a key substance for improving the growth performance of chickens, guaranteeing the health of organisms and optimizing the breeding benefit, and the rationality of the formula and the scientificity of feeding directly influence the breeding result. The chicken raising feed additive in the current market generally has the following technical problems that firstly, nutrition components are single, the nutrition components are mainly focused on basic nutrient supplements such as protein, mineral matters and the like, the requirements of chickens on various functional components in the growth process cannot be met, the growth rate of chickens is unbalanced, the production performance is improved to a limited extent, secondly, the immunity enhancement effect is poor, the additive lacks targeted immune active components, the chicken has weak immunity, intestinal diseases (such as salmonellosis, colibacillosis) and respiratory diseases and other common raising diseases are easily infected, the raising drug cost is increased, the product safety is possibly influenced, thirdly, the meat quality improvement effect is insufficient, the conventional additive is mainly neglected in flavor improvement and meat quality optimization, the meat quality taste of chickens raised is rough, the flavor is flat, the requirements of consumers on high-quality poultry meat are difficult to meet, secondly, the feeding mode is not scientific, most breeders adopt modes of mixed feeding in a fixed proportion, feeding in a whole process and the like, the physiological characteristics of chickens in different growth stages are not combined, the feeding quantity and feeding frequency are adjusted, the utilization rate of the feed additive is low, and the resource utilization efficiency of the additive cannot be fully exerted. Aiming at the technical pain points, development of a chicken raising mixed feed additive which is comprehensive in nutrition, remarkable in immune enhancement effect, capable of effectively improving chicken flavor and matched with a scientific feeding method is needed to solve the defects of the prior art, and promote the development of chicken raising industry to the high-efficiency, high-quality and green directions. Disclosure of Invention Technical problem to be solved Aiming at the defects of the prior art, the invention provides a formula of a mixed feed additive for cultivation and a feeding method, which realize balanced nutrition supply, enhance chicken immunity and optimize chicken flavor. Technical proposal In order to achieve the above purpose, the present invention provides the following technical solutions: A formula of a mixed feed additive for cultivation comprises a core nutrition component, an immunity enhancing component, a digestion promoting component and a flavor improving component in parts by weight as follows: The core nutrition components comprise 5-10 parts of calcium sulfate, 3-8 parts of methionine and 4-9 parts of lysine, wherein the calcium sulfate provides calcium element and sulfur element to promote bone development and egg shell formation of laying hens, the methionine is feed-grade L-methionine serving as essential amino acid to supplement protein synthesis raw materials to promote the protein utilization rate of the feed, the lysine is feed-grade L-lysine hydrochloride to improve the amino acid balance and promote the growth and the weight improvement of chickens. The immunopotentiator comprises 2-6 parts of astragalus polysaccharide, 1-4 parts of eucommia ulmoides extract and 3-7 parts of probiotics compound preparation, wherein the astragalus polysaccharide is of a feed grade, the nonspecific immunity of an organism is enhanced by adjusting the activity of immune cells, the infection risk is reduced, the eucommia ulmoides extract is of a feed grade, the astragalus polysaccharide is cooperated to promote the immune effect, the composite preparation has an antioxidation effect and delays the aging of the organism, the probiotics compound preparation is formed by compounding bacillus subtilis and lactobacillus acidophilus according to the weight ratio of 2:1 (the bacillus subtilis and the lactobacillus acidophilus, wherein the bacillus subtilis regulates the balance of intestinal flora, inhibits the reproduction of harmful bacteria, and the lactobacillus acidophilus promotes the restoration of intestinal mucosa and cooperatively maintains the microecological health of intestinal tracts. The digestion promoting component comprises 1-3 parts of amylase, 1-3 parts of phytase and 2-5 parts of fructo-oligosaccharide, wherein the amylase is a feed grade for decomposing starch i