阅读说明：本技术 生长猪高效配合饲料及其制备方法 (Efficient compound feed for growing pigs and preparation method thereof ) 是由 苑忠昌 蒋琰 何秀明 于 2021-08-10 设计创作，主要内容包括：本发明公开了生长猪高效配合饲料,饲料配方组成如下：玉米(％)59.4-60.8,麸皮(％)5.0-5.9,豆饼(或豆粕)(％)23.0-25.0,细麦麸(％)10.0-10.5,稻谷(％)12.0-12.8,高粮(％)10.0-10.6,骨粉(％)10.4-11.2,贝壳粉(％)0.6-1.2。本发明中,有效的把饲料原料分解转化成葡萄糖和氨基酸,缩短了饲料在动物消化道内的转化链,进而使得饲料中各种有效的成分迅速、有效的被吸收利用,可提高猪饲料的利用率,发酵后粗脂肪、有机酸的增加又增加了日粮中的能量,也是提高增重和饲料转化率的因素,其中的有机酸改善了消化系统的内环境,抑制了有害菌的繁殖,从而为有利菌群的繁殖提供了条件,另外,乳酸菌的代谢产物乳酸降低了肠道pH值,从而抑制了碱性细菌的生长和繁殖。(The invention discloses a high-efficiency compound feed for growing pigs, which comprises the following components in percentage by weight: 59.4 to 60.8 percent of corn (%), 5.0 to 5.9 percent of bran (%), 23.0 to 25.0 percent of bean cake (or bean pulp (%), 10.0 to 10.5 percent of wheat bran (%), 12.0 to 12.8 percent of rice (%), 10.0 to 10.6 percent of high grain (%), 10.4 to 11.2 percent of bone meal (%), and 0.6 to 1.2 percent of shell powder (%). According to the invention, the feed raw materials are effectively decomposed and converted into glucose and amino acid, the conversion chain of the feed in the animal digestive tract is shortened, so that various effective components in the feed are quickly and effectively absorbed and utilized, the utilization rate of the pig feed can be improved, the energy in daily ration is increased by increasing the crude fat and the organic acid after fermentation, and the factors for increasing the weight gain and the feed conversion rate are also increased, wherein the organic acid improves the internal environment of a digestive system, inhibits the reproduction of harmful bacteria, thereby providing conditions for the reproduction of favorable flora, and in addition, the metabolite lactic acid of lactic acid bacteria reduces the pH value of the intestinal tract, thereby inhibiting the growth and reproduction of alkaline bacteria.)

1. The high-efficiency compound feed for growing pigs is characterized in that: the formula of the growing pig feed comprises the following components:

corn (%) 59.4-60.8;

5.0-5.9% of bran;

bean cake (or bean pulp) (%) 23.0-25.0;

fine wheat bran (%) 10.0-10.5;

rice (%) 12.0-12.8;

high grain (%) 10.0-10.6;

bone meal (%) 10.4-11.2;

shell powder (%) 0.6-1.2;

salt (%) 0.40-0.8;

1.2-1.8% of calcium hydrogen phosphate;

1.0-1.9% of composite additive;

nutrient level digestion energy (megacal/kg) 3.21-3.6;

crude protein (%) 15.8-16.0;

calcium (%) 0.5-0.8;

phosphorus (%) 0.38-0.6;

lysine (%) 0.78-1.3;

methionine + cystine (%) 0.59-0.7.

2. The preparation method of the high-efficiency compound feed for the growing pigs, which is applied to the preparation of the high-efficiency compound feed for the growing pigs in claim 1, is characterized in that the preparation method of the high-efficiency compound feed for the growing pigs comprises the following steps: the mixture and the corresponding mixture semi-finished product and the mycotoxin adsorbent are taken as raw materials:

step one, preparing a straw fermentation pretreatment material: pretreating semen Maydis, testa Tritici, bean cake (or bean cake), testa Tritici, rice, sorghum, bone meal, shell powder, Sal, calcium hydrogen phosphate, compound additive, digestive energy of nutritional level, crude protein, calcium, phosphorus, lysine, methionine and cystine; the fermentation pretreatment comprises the steps of performing alkalization treatment on corn, bran, bean cake (or bean pulp), wheat bran, rice, sorghum, bone meal, shell powder, salt, calcium hydrogen phosphate, compound additives, nutrition level digestion energy, crude protein, calcium, phosphorus, lysine, methionine and cystine by steam explosion treatment, and performing sudden pressure release after the time is 180-220 seconds under the action of high-pressure steam pressure of 2.5-5.5MPa by using a steam explosion device on the corn, the bran, the bean cake (or the bean pulp), the wheat bran, the rice, the sorghum, the bone meal, the shell powder, the salt, the calcium hydrogen phosphate, the compound additives, the nutrition level digestion energy, the crude protein, the calcium, the phosphorus, the lysine, the methionine and the cystine, finally, the mixture is naturally dried in the air and dried to be blasting processed material, the corn, the bran, the bean cake (or the bean pulp), the fine bran, the rice, the high-grain, the bone meal and the shell powder are alkalized, the blasting processed material is soaked and processed for 1 to 3 hours by using aqueous alkali with the mass concentration of 1.2 to 1.8Wt percent at the temperature of between 60 and 90 ℃, filtrate is filtered and removed, filter residue is dried to be straw fermentation pretreatment material, the aqueous alkali is sodium hydroxide or potassium hydroxide solution, and the solid-liquid mass ratio of the straw alkalization processing is controlled to be between 0.8 and 1g/10 ml;

step two, preparation of mycotoxin adsorbent: 35-65% of modified montmorillonite and yeast cell wall powder;

20-35% of carbon-coated montmorillonite and 10-35% of carbon-coated montmorillonite are mechanically stirred and mixed to prepare the carbon-coated montmorillonite; the modified montmorillonite is prepared by making montmorillonite mixed solution after removing impurities, heating to 40-95 ℃, adding an intercalating agent, and controlling the adding proportion of the intercalating agent to be dry matter ratio;

1-30 percent of the modified montmorillonite, treating the mixture for 30-35 minutes by ultrasonic waves to obtain modified montmorillonite mixed liquor, filtering the mixed liquor, and drying the mixed liquor to obtain the modified montmorillonite; the intercalation agent is a mixture of a cationic surfactant and an anionic surfactant;

and step three, putting the fermentation pretreatment material prepared in the step one, the mycotoxin adsorbent and mixed feed semi-finished product prepared in the step two and the fermentation bacteria additive into a preparation reaction kettle, and mixing the materials in the preparation fermentation process to prepare the fermented pig feed added with the mycotoxin adsorbent, wherein the addition amount of the mycotoxin adsorbent serving as the fermented pig feed additive is 0.03-0.8% of the total weight of the fermented pig feed.

3. The preparation reaction kettle of the efficient compound feed for the growing pigs is applied to the preparation of the efficient compound feed for the growing pigs, which is characterized by comprising a reaction kettle main body (1), wherein the two ends of the top of the reaction kettle main body (1) are respectively communicated with a first feeding pipe (3) and a second feeding pipe (4), the bottom of the reaction kettle main body (1) is fixedly provided with a bottom support (2), the bottom of the reaction kettle main body (1) is communicated with a discharging pipe (5), and one end of the discharging pipe (5) penetrates through the top of the bottom support (2) and extends to the outer side of the bottom support (2).

4. The preparation method of the efficient compound feed for growing pigs according to claim 2, wherein the ingredient indexes of the fermented pig feed added with the mycotoxin absorbent are as follows: more than or equal to 16.0 percent of crude protein, less than or equal to 10.0 percent of crude fiber, less than or equal to 12.0 percent of crude ash, 0.5 to 1.3 percent of calcium and more than or equal to 0.4 percent of total phosphorus.

5. The method for preparing the efficient compound feed for the growing pigs according to claim 2, wherein the method for preparing the zymocyte additive comprises the following steps:

step one, crushing the following raw materials in parts by weight into coarse powder and mixing: 10-15 parts of sweet potato vine, 10-15 parts of corn straw, 10-15 parts of peanut shell, 10-15 parts of grape vine, 3-5 parts of attapulgite, 10-15 parts of corncob, 2-3 parts of spreading hedyotis herb, 1-2 parts of radish seed, 2-3 parts of perilla leaf, 3-5 parts of millstone herb, 3-5 parts of anoectochilus roxburghii, 2-3 parts of kwan-yin herb, 2-3 parts of medical stone powder, 1-2 parts of mutton danty, 20-30 parts of corn flour, 10-15 parts of rice bran, 10-15 parts of bran and 3-5 parts of cortex acanthopanacis;

step two, adding water into the mixed raw materials until the water content is 60-65%, inoculating a mixed fermentation microbial agent according to 1-2% of the total weight of the mixed raw materials, and uniformly stirring, wherein the bacillus subtilis: lactic acid bacteria: the ratio of the bacillus natto is 1: 1-2: 1-2; the total number of bacteria in the mixed fermentation bacteria agent is 30-50 hundred million/g; stacking and fermenting for 3-5 days, wherein the fermentation temperature is controlled to be not more than 60 ℃;

pulping fresh animal viscera, adding montmorillonite powder 10-15 wt% of the animal viscera, grape seed oil 3-5 wt% of the animal viscera, and flos Chrysanthemi Indici 3-5 wt% of the animal viscera, inoculating cerevisiae Fermentum 1-2 wt% of the animal viscera, fermenting, stirring, and fermenting for 3-5 days;

and step four, respectively spray-drying the fermented materials obtained in the step two and the step three according to the proportion of 3: mixing at a ratio of 1-2 to obtain the final product.

6. The reactor for preparing the high-efficiency compound feed for the growing pigs as claimed in claim 3, wherein the first feeding pipe (3) is mainly used for adding solid granular materials, the second feeding pipe (4) is mainly used for adding liquid materials, and the discharge pipe (5) is mainly used for discharging finished feed.

7. The method for preparing the efficient compound feed for growing pigs according to claim 2, wherein the anionic surfactant is a mixture of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and silicone oil.

8. The method for preparing the efficient compound feed for the growing pigs according to claim 2, wherein the cationic surfactant is a mixture of dodecyl trimethyl ammonium chloride, hexadecyl trimethyl ammonium chloride and hexadecyl trimethyl ammonium bromide.

Technical Field

The invention belongs to the technical field of pig feed, and particularly relates to a high-efficiency compound feed for growing pigs and a preparation method thereof.

Background

The feed for feeding traditional growing pigs generally has the following disadvantages:

firstly, the conversion chain of the feed in the digestive tract of animals is prolonged, so that various effective components in the feed are difficult to be quickly and effectively absorbed and utilized, and the utilization rate of the pig feed is reduced.

Secondly, the internal environment of the digestive system is difficult to improve, the propagation of harmful bacteria cannot be inhibited, so that conditions are difficult to provide for the propagation of favorable flora, the pH value of the intestinal tract is difficult to reduce, the growth and the propagation of alkaline bacteria cannot be inhibited, some pathogenic bacteria cannot be killed, and the occurrence of intestinal tract diseases is difficult to reduce.

And thirdly, harmful products such as indole, phenol, hydrogen sulfide and the like are difficult to prevent from accumulating in the large intestine, so that the stress and the excitement of animals are difficult to reduce.

Disclosure of Invention

The invention aims to provide a high-efficiency compound feed for growing pigs and a preparation method thereof, which solve the technical problems that the transformation chain of the feed in the animal digestive tract is prolonged, various effective components in the feed are difficult to be quickly and effectively absorbed and utilized, the utilization rate of the feed for pigs is reduced, the internal environment of a digestive system is difficult to improve, the reproduction of harmful bacteria cannot be inhibited, so that conditions are difficult to provide for the reproduction of favorable flora, the pH value of the intestinal tract is difficult to reduce, the growth and the reproduction of alkaline bacteria cannot be inhibited, some pathogenic bacteria cannot be killed, the occurrence of intestinal tract diseases is difficult to reduce, the accumulation of harmful products such as indole, phenol, hydrogen sulfide and the like in the large intestine is difficult to prevent, and the stress and the excitement of animals are difficult to reduce.

The technical scheme for solving the technical problems is as follows: a high-efficiency compound feed for growing pigs,

the feed formula comprises the following components:

corn (%) 59.4-60.8;

5.0-5.9% of bran;

bean cake (or bean pulp) (%) 23.0-25.0;

fine wheat bran (%) 10.0-10.5;

rice (%) 12.0-12.8;

high grain (%) 10.0-10.6;

bone meal (%) 10.4-11.2;

shell powder (%) 0.6-1.2;

salt (%) 0.40-0.8;

1.2-1.8% of calcium hydrogen phosphate;

1.0-1.9% of composite additive;

nutrient level digestion energy (megacal/kg) 3.21-3.6;

crude protein (%) 15.8-16.0;

calcium (%) 0.5-0.8;

phosphorus (%) 0.38-0.6;

lysine (%) 0.78-1.3;

methionine + cystine (%) 0.59-0.7.

The preparation method of the efficient compound feed for growing pigs comprises the following steps: the method takes the mixture, the corresponding mixture semi-finished product and the mycotoxin adsorbent as raw materials and comprises the following steps:

step one, preparing a straw fermentation pretreatment material: pretreating semen Maydis, testa Tritici, bean cake (or bean cake), testa Tritici, rice, sorghum, bone meal, shell powder, Sal, calcium hydrogen phosphate, compound additive, digestive energy of nutritional level, crude protein, calcium, phosphorus, lysine, methionine and cystine; the fermentation pretreatment comprises the steps of performing alkalization treatment on corn, bran, bean cake (or bean pulp), wheat bran, rice, sorghum, bone meal, shell powder, salt, calcium hydrogen phosphate, compound additives, nutrition level digestion energy, crude protein, calcium, phosphorus, lysine, methionine and cystine by steam explosion treatment, and performing sudden pressure release after the time is 180-220 seconds under the action of high-pressure steam pressure of 2.5-5.5MPa by using a steam explosion device on the corn, the bran, the bean cake (or the bean pulp), the wheat bran, the rice, the sorghum, the bone meal, the shell powder, the salt, the calcium hydrogen phosphate, the compound additives, the nutrition level digestion energy, the crude protein, the calcium, the phosphorus, the lysine, the methionine and the cystine, finally, the mixture is naturally dried in the air and dried to be blasting processed material, the corn, the bran, the bean cake (or the bean pulp), the fine bran, the rice, the high-grain, the bone meal and the shell powder are alkalized, the blasting processed material is soaked and processed for 1 to 3 hours by using aqueous alkali with the mass concentration of 1.2 to 1.8Wt percent at the temperature of between 60 and 90 ℃, filtrate is filtered and removed, filter residue is dried to be straw fermentation pretreatment material, the aqueous alkali is sodium hydroxide or potassium hydroxide solution, and the solid-liquid mass ratio of the straw alkalization processing is controlled to be between 0.8 and 1g/10 ml;

step two, preparation of mycotoxin adsorbent: 35-65% of modified montmorillonite and yeast cell wall powder;

20-35% of carbon-coated montmorillonite and 10-35% of carbon-coated montmorillonite are mechanically stirred and mixed to prepare the carbon-coated montmorillonite; the modified montmorillonite is prepared by making montmorillonite mixed solution after removing impurities, heating to 40-95 ℃, adding an intercalating agent, and controlling the adding proportion of the intercalating agent to be dry matter ratio;

1-30 percent of the modified montmorillonite, treating the mixture for 30-35 minutes by ultrasonic waves to obtain modified montmorillonite mixed liquor, filtering the mixed liquor, and drying the mixed liquor to obtain the modified montmorillonite; the intercalation agent is a mixture of a cationic surfactant and an anionic surfactant;

and step three, putting the fermentation pretreatment material prepared in the step one, the mycotoxin adsorbent and mixed feed semi-finished product prepared in the step two and the fermentation bacteria additive into a preparation reaction kettle, and mixing the materials in the preparation fermentation process to prepare the fermented pig feed added with the mycotoxin adsorbent, wherein the addition amount of the mycotoxin adsorbent serving as the fermented pig feed additive is 0.03-0.8% of the total weight of the fermented pig feed.

Still including the preparation reation kettle who is used for the fodder preparation, preparation reation kettle includes the reation kettle main part, the both ends at reation kettle main part top communicate respectively has inlet pipe one and inlet pipe two, the bottom fixed mounting of reation kettle main part has the bottom support, the bottom intercommunication of reation kettle main part has row's material pipe, the one end of arranging the material pipe runs through the top of bottom support and extends to the outside of bottom support.

Preferably, the ingredient indexes of the fermented pig feed added with the mycotoxin adsorbent are as follows: more than or equal to 16.0 percent of crude protein, less than or equal to 10.0 percent of crude fiber, less than or equal to 12.0 percent of crude ash, 0.5 to 1.3 percent of calcium and more than or equal to 0.4 percent of total phosphorus.

Preferably, the preparation method of the zymocyte additive comprises the following steps:

step one, crushing the following raw materials in parts by weight into coarse powder and mixing: 10-15 parts of sweet potato vine, 10-15 parts of corn straw, 10-15 parts of peanut shell, 10-15 parts of grape vine, 3-5 parts of attapulgite, 10-15 parts of corncob, 2-3 parts of spreading hedyotis herb, 1-2 parts of radish seed, 2-3 parts of perilla leaf, 3-5 parts of millstone herb, 3-5 parts of anoectochilus roxburghii, 2-3 parts of kwan-yin herb, 2-3 parts of medical stone powder, 1-2 parts of mutton danty, 20-30 parts of corn flour, 10-15 parts of rice bran, 10-15 parts of bran and 3-5 parts of cortex acanthopanacis;

step two, adding water into the mixed raw materials until the water content is 60-65%, inoculating a mixed fermentation microbial agent according to 1-2% of the total weight of the mixed raw materials, and uniformly stirring, wherein the bacillus subtilis: lactic acid bacteria: the ratio of the bacillus natto is 1: 1-2: 1-2; the total number of bacteria in the mixed fermentation bacteria agent is 30-50 hundred million/g; stacking and fermenting for 3-5 days, wherein the fermentation temperature is controlled to be not more than 60 ℃;

pulping fresh animal viscera, adding montmorillonite powder 10-15 wt% of the animal viscera, grape seed oil 3-5 wt% of the animal viscera, and flos Chrysanthemi Indici 3-5 wt% of the animal viscera, inoculating cerevisiae Fermentum 1-2 wt% of the animal viscera, fermenting, stirring, and fermenting for 3-5 days;

and fourthly, respectively spray-drying the fermented materials obtained in the second step and the third step, and mixing the fermented materials according to the proportion of 3: mixing at a ratio of 1-2 to obtain the final product.

Preferably, the first feeding pipe is mainly used for adding solid granular materials, the second feeding pipe is mainly used for filling liquid materials, and the discharge pipe is mainly used for discharging finished feed.

Preferably, the anionic surfactant is a mixture of sodium dodecyl sulfonate, sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and silicone oil.

Preferably, the cationic surfactant is a mixture of dodecyl trimethyl ammonium chloride, hexadecyl trimethyl ammonium chloride and hexadecyl trimethyl ammonium bromide.

1. The invention has the beneficial effects that: in the invention, the feed raw materials are effectively decomposed and converted into glucose and amino acid, the conversion chain of the feed in the animal digestive tract is shortened, so that various effective components in the feed are quickly and effectively absorbed and utilized, the utilization rate of the pig feed can be improved, the increase of the fermented crude fat and organic acid increases the energy in daily ration, and the feed additive is also a factor for improving the weight gain and the feed conversion rate.

After fermentation, the organic acid in the lactobacillus improves the internal environment of a digestive system, inhibits the propagation of harmful bacteria, provides conditions for the propagation of favorable flora, reduces the pH value of the intestinal tract by using the metabolite lactic acid of the lactobacillus, inhibits the growth and propagation of alkaline bacteria, is a bactericide, can kill pathogenic bacteria, and reduces the occurrence of intestinal diseases.

The beneficial microorganisms with higher acidity and higher proportion in the pig intestinal tract can prevent harmful products such as indole, phenol, hydrogen sulfide and the like from accumulating in the large intestine, so that the stress and the excitement of animals are correspondingly reduced, in addition, the intestinal tract peristalsis can be promoted under the stimulation of organic acid generated by the growth and the reproduction of lactic acid bacteria, and the gastric secretion of gastric juice is promoted, so that the absorption of calcium can be assisted.

Drawings

The above and/or other advantages of the invention will become more apparent and more readily appreciated from the following detailed description taken in conjunction with the accompanying drawings, which are given by way of illustration only and not by way of limitation, and in which:

FIG. 1 is a schematic perspective view of a preparation reactor according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the reaction kettle comprises a reaction kettle main body, 2, a bottom support, 3, first feeding pipes, 4, second feeding pipes, 5 and a discharging pipe.

Detailed Description

Hereinafter, examples of the efficient compound feed for growing pigs and the preparation method thereof according to the present invention will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the invention. Like reference numerals are used to denote like parts.

The feed formula comprises the following components:

60.8 percent of corn.

5.9 percent of bran.

25.0% of bean cake (or bean pulp).

10.5 percent of wheat bran.

Rice percentage 12.8.

High grain percentage 10.6.

Bone meal% 111.2.

Shell powder% 1.2.

Salt content 0.8%.

1.8 percent of calcium hydrophosphate.

Compound additive% 1.9.

Nutrient level digestion energy megacalories/kg 3.6.

Crude protein% 16.0.

Calcium% 0.8.

Phosphorus% 0.6.

Lysine% 1.3.

Methionine + cystine% 0.7.

The preparation method of the high-efficiency compound feed for the growing pigs adopts the mixture, the corresponding mixture semi-finished product and the mycotoxin adsorbent as raw materials, and comprises the following steps:

step one, preparing a straw fermentation pretreatment material: pretreating semen Maydis, testa Tritici, bean cake (or bean cake), testa Tritici, rice, sorghum, bone meal, shell powder, Sal, calcium hydrogen phosphate, compound additive, digestive energy of nutritional level, crude protein, calcium, phosphorus, lysine, methionine and cystine; the fermentation pretreatment comprises the steps of carrying out alkalization treatment on corn, bran, bean cake (or bean pulp), wheat bran, rice, sorghum, bone meal, shell powder, salt, calcium hydrogen phosphate, compound additives, nutrition level digestion energy, crude protein, calcium, phosphorus, lysine, methionine and cystine, and carrying out steam explosion treatment on the corn, the bran, the bean cake (or the bean pulp), the wheat bran, the rice, the sorghum, the bone meal and the shell powder, wherein the steam explosion treatment is the corn, the bran, the bean cake (or the bean pulp), the wheat bran, the rice, the sorghum, the bone meal, the shell powder, the salt, the calcium hydrogen phosphate, the compound additives, the nutrition level digestion energy, the crude protein, the calcium, the phosphorus, the lysine, the methionine and the cystine by using a steam explosion device under the high-pressure steam pressure of 5.5MPa, suddenly releasing pressure after keeping the pressure for 220 seconds under the pressure state, and finally naturally airing and drying to obtain the explosion treatment material, the alkalization treatment of corn, bran, bean cake (or bean pulp), fine bran, rice, sorghum, bone meal and shell powder is to soak the blasting material with 1.8 Wt% alkali solution at 90 ℃ for 3 hours, filter to remove filtrate, dry the filter residue to straw fermentation pretreatment material, the alkali solution is sodium hydroxide or potassium hydroxide solution, and the solid-liquid mass ratio during straw alkalization treatment is controlled to be 1g/10 ml.

Step two, preparation of mycotoxin adsorbent: is prepared from modified montmorillonite 35-65 wt% and yeast cell wall powder.

35 percent of the carbon-coated montmorillonite and 10 to 35 percent of the carbon-coated montmorillonite are mechanically stirred and mixed to prepare the material; the modified montmorillonite is prepared by removing impurities to obtain montmorillonite mixed solution, heating to 95 deg.C, adding intercalation agent, and controlling the proportion of intercalation agent to dry matter ratio.

30 percent, treating the mixture for 35 minutes by ultrasonic waves to obtain modified montmorillonite mixed liquor, filtering the mixed liquor, and drying the mixed liquor to obtain modified montmorillonite; the intercalation agent is a mixture of a cationic surfactant and an anionic surfactant, the anionic surfactant is a mixture of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and silicone oil, and the cationic surfactant is a mixture of dodecyl trimethyl ammonium chloride, hexadecyl trimethyl ammonium chloride and hexadecyl trimethyl ammonium bromide.

And step three, putting the fermentation pretreatment material prepared in the step one, the mycotoxin adsorbent and mixed feed semi-finished product prepared in the step two and the fermentation bacteria additive into a preparation reaction kettle, and mixing the materials in the preparation fermentation process to prepare the fermented pig feed added with the mycotoxin adsorbent, wherein the addition amount of the mycotoxin adsorbent serving as the fermented pig feed additive is 0.8% of the total weight of the fermented pig feed.

The fermented pig feed added with the mycotoxin adsorbent comprises the following component indexes: more than or equal to 16.0 percent of crude protein, less than or equal to 10.0 percent of crude fiber, less than or equal to 12.0 percent of crude ash, 1.3 percent of calcium and more than or equal to 0.4 percent of total phosphorus.

The preparation method of the zymocyte additive comprises the following steps:

step one, crushing the following raw materials in parts by weight into coarse powder and mixing: sweet potato vine 15, corn stalk 15, peanut shell 15, grape vine 15, attapulgite 5, corncob 15, oldenlandia 3, radish seed 2, perilla leaf 3, millstone 5, anoectochilus formosanus 5, herba sileris 3, medical stone powder 3, mutton red mutton smell 2, corn flour 30, rice bran 15, bran 15 and cortex acanthopanacis 5.

Step two, adding water into the mixed raw materials until the water content is 65%, inoculating the mixed fermentation inoculum according to 2% of the total weight of the mixed raw materials, and uniformly stirring, wherein the bacillus subtilis: lactic acid bacteria: the ratio of the bacillus natto is 1: 2: 2; the total number of bacteria in the mixed fermentation inoculum is 50 hundred million/g; stacking and fermenting for 5 days, and controlling the fermentation temperature to be not more than 60 ℃.

Pulping fresh animal viscera, adding montmorillonite powder 15 wt%, grape seed oil 5 wt% and flos Chrysanthemi Indici 5 wt% of the animal viscera, inoculating cerevisiae Fermentum 2 wt% of the animal viscera, fermenting, stirring, and fermenting for 5 days.

And step four, respectively spray-drying the fermented materials obtained in the step two and the step three according to the proportion of 3: and 2, mixing according to the proportion of 2 to obtain the product.

Fig. 1 shows a preparation reaction kettle for a high-efficiency compound feed for growing pigs according to an embodiment of the invention, the preparation reaction kettle comprises a reaction kettle main body 1, two ends of the top of the reaction kettle main body 1 are respectively communicated with a first feeding pipe 3 and a second feeding pipe 4, a bottom support 2 is fixedly installed at the bottom of the reaction kettle main body 1, the bottom of the reaction kettle main body 1 is communicated with a discharging pipe 5, one end of the discharging pipe 5 penetrates through the top of the bottom support 2 and extends to the outer side of the bottom support 2, the first feeding pipe 3 is mainly used for adding solid granular materials, the second feeding pipe 4 is mainly used for adding liquid materials, and the discharging pipe 5 is mainly used for discharging finished feed.

In summary, the following steps: the efficient compound feed for growing pigs and the preparation method thereof can shorten the conversion chain of the feed in animal digestive tracts by effectively decomposing and converting feed raw materials into glucose and amino acid, further ensure that various effective components in the feed are quickly and effectively absorbed and utilized, can improve the utilization rate of the feed for pigs, increase the energy in daily ration by increasing the crude fat and the organic acid after fermentation, and is also a factor for improving the weight gain and the feed conversion rate, after fermentation, the organic acid in the feed improves the internal environment of a digestive system, inhibits the reproduction of harmful bacteria, thereby providing conditions for the reproduction of favorable flora, in addition, the metabolite lactic acid of lactic acid bacteria reduces the pH value of intestinal tracts, thereby inhibiting the growth and the reproduction of alkaline bacteria, and the lactic acid bacteria is a bactericide and can kill some pathogenic bacteria, thereby reducing the occurrence of intestinal diseases, the beneficial microorganisms with higher acidity and higher proportion in the pig intestinal tract can prevent harmful products such as indole, phenol, hydrogen sulfide and the like from accumulating in the large intestine, so that the stress and the excitement of animals are correspondingly reduced, in addition, the intestinal tract peristalsis can be promoted and the gastric secretion is promoted under the stimulation effect of organic acid generated by the growth and the reproduction of lactic acid bacteria, so that the absorption of calcium can be assisted, the conversion chain of the feed in the animal digestive tract is prolonged, various effective components in the feed are difficult to be rapidly and effectively absorbed and utilized, the utilization rate of the pig feed is reduced, the internal environment of a digestive system is difficult to improve, the reproduction of harmful bacteria cannot be inhibited, so that conditions are difficult to be provided for the reproduction of beneficial flora, the pH value of the intestinal tract is difficult to reduce, the growth and the reproduction of alkaline bacteria cannot be inhibited, some pathogenic bacteria cannot be killed, and the occurrence of intestinal diseases is difficult to reduce, the technical problem that harmful products such as indole, phenol, hydrogen sulfide and the like are difficult to be prevented from being accumulated in the large intestine, so that the stress and the excitement of animals are difficult to be reduced.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention, so as to achieve the purpose of the invention.