Method for constructing biochar-worm-microorganism soil immune system

Abstract

The application discloses a biochar-earthworm-microorganism soil immune system construction method, which comprises the following steps: step one, planting ridges are formed at intervals on a planting land, breeding ridges are formed beside each planting ridge, and a groove is formed in the middle of each planting ridge along the length direction; step two, biochar is first laid in the groove of the planting ridge, earthworm manure is laid on the biochar, a layer of corn chaff is scattered on the earthworm manure, and soil is finally covered on the corn chaff; step three, a breeding groove is formed on the breeding ridge, corn cob powder is laid in the breeding groove, Chinese medicine residues are scattered on the corn cob powder, a layer of poultry manure is laid on the Chinese medicine residues, earthworms are placed on the poultry manure, and soil is covered; and step four, the soil of the breeding ridge is added to the planting ridge and mixed with the planting ridge, the mixture is uniformly mixed, the planting land is re-stacked, and crops are planted on the planting land at intervals. The soil immune system construction method can effectively improve the heavy-crop resistance of the land, improve the survival rate of crops and increase the yield of crops.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of soil immune system construction. More particularly, the present application relates to a biochar-worm-microorganism soil immune system construction method. BACKGROUND

[0002] Soil immunity is used to describe the ability of soil to resist pathogen infection and maintain internal stability by regulating the activities of functional microorganisms.

[0003] With the continuous growth of the world population and the increasing demand for agricultural products, the land is under unprecedented pressure. Due to the same land in the same area being planted with crops every year, the survival rate and yield of crops are reduced. SUMMARY

[0004] An object of the present application is to solve at least the above problems and provide at least the advantages to be described later.

[0005] Another object of the present application is to provide a biochar-worm-microorganism soil immune system construction method, which can effectively improve the heavy cropping resistance of the land, increase the survival rate of crops, and increase the yield of crops.

[0006] To achieve these objects and other advantages of the present application, a biochar-worm-microorganism soil immune system construction method is provided, comprising the following steps:

[0007] Step one, the planting land is turned over with a shallow cultivator and the bumps are broken with a rotary cultivator, then planting ridges are formed on the planting land at intervals, breeding ridges are formed beside each planting ridge, and a groove is dug in the middle of each planting ridge along the length direction;

[0008] Step two, a layer of biochar with a thickness of about 0.5 cm is first laid in the groove of the planting ridge, then a layer of worm manure with a thickness of about 0.5 cm is laid on the biochar, a layer of corn bran is scattered on the worm manure, and finally soil is covered on the corn bran, and water is poured on the planting soil and left for 10 days;

[0009] Step three, a breeding groove is dug on the breeding ridge, a layer of corn cob powder with a thickness of about 0.5 cm is laid in the breeding groove, water is poured, and left for 2 days, then a layer of traditional Chinese medicine residue with a thickness of about 0.2 cm is scattered on the corn cob powder, a layer of poultry manure is laid on the traditional Chinese medicine residue, the worms are placed on the poultry manure, then the soil is covered, and water is poured, and left for 15 days with water poured every other day;

[0010] Step four, the soil of the breeding ridge is added to the planting ridge and mixed with the planting ridge, after uniform mixing, the planting land is re-stacked, and crops are planted on the planting land at intervals.

[0011] Preferably, in step two, the biochar comprises straw charcoal and mushroom disc charcoal in a mass ratio of 1:3.

[0012] Preferably, in step two, the biochar is pretreated before use, and the pretreatment method is as follows: fresh willow leaves are taken, and 3 times the amount of mixed solvent, 0.1 times the amount of sodium hydroxide are added to the willow leaves, heated at 50 DEG C for 6h, filtered to obtain a first filtrate for standby; 4 times the amount of ethanol, 0.1 times the amount of citric acid are added to the biochar, soaked for 2h, filtered to obtain pretreated activated carbon; the first filtrate is heated to 60 DEG C, the pretreated activated carbon is divided into five equal parts, and is added to the first filtrate in turn, with an interval of 30min each time, and after the addition is completed, heating is continued for 5h, to obtain the biochar used in step two, wherein the amount ratio of the biochar to the willow leaves is 1:1.5.

[0013] Preferably, in step two, the microbial liquid is sprayed on the worm manure layer first, and then a layer of corn bran is sprinkled on the microbial liquid, wherein the microbial liquid comprises lactobacillus liquid, plant lactobacillus liquid, bifidobacterium liquid, bacillus thuringiensis liquid and bacillus s31 liquid in a mass ratio of 1:1:0.4:0.2:0.2.

[0014] Preferably, the microbial liquid further comprises 1 times the amount of cane molasses and 5 times the amount of water of the lactobacillus liquid.

[0015] Preferably, the corn bran is treated before use, and the treatment method is as follows: 5 times the amount of water and 0.1 times the amount of acetic acid are added to the corn bran powder for soaking for 2h, after the soaking is completed, the second filter residue is obtained by filtering, 0.2 times the amount of watermelon juice is added to the second filter residue for soaking for 3h, and then it is dried, to obtain the corn bran used in step three.

[0016] The present application at least has the following beneficial effects:

[0017] The soil immune system construction method of the present application can effectively improve the heavy cropping resistance of the land, improve the survival rate of crops, and increase the yield of crops. In recent years, with the repeated planting of watermelon fields, the survival rate and yield per mu of watermelon seedlings have been significantly reduced. In order to overcome the problem of heavy cropping, grafting is used to improve the heavy cropping resistance in most areas, but this method will affect the taste of watermelon. The soil immune system construction method of the present application can effectively improve the survival rate and yield per mu of watermelon seedlings.

[0018] Other advantages, objects, and features of the present application will be apparent from the following description, and will be understood by those skilled in the art. DETAILED DESCRIPTION

[0019] The application will be further described in detail below with reference to the embodiments so as to enable those skilled in the art to implement the application according to the description.

[0020] <Embodiment 1>

[0021] The method for constructing the biochar-worm-microorganism soil immune system comprises the following steps:

[0022] Step one, the planting land is turned over by a shallow cultivator and the bumps are broken by a rotary cultivator, then planting ridges are formed on the planting land at intervals, breeding ridges are formed beside each planting ridge, and a groove is formed in the middle of each planting ridge along the length direction;

[0023] Step two, a layer of biochar with a thickness of about 0.5 cm is first laid in the groove of the planting ridge, then a layer of worm manure with a thickness of about 0.5 cm is laid on the biochar, a layer of corn bran is scattered on the worm manure, and finally the soil is covered on the corn bran, and water is poured on the planting soil and left for 10 days;

[0024] Step three, a breeding groove is dug on the breeding ridge, a layer of corn cob powder with a thickness of about 0.5 cm is laid in the breeding groove, water is poured, and left for 2 days, then a layer of traditional Chinese medicine residue with a thickness of about 0.2 cm is scattered on the corn cob powder, a layer of poultry manure is laid on the traditional Chinese medicine residue, the worms are placed on the poultry manure (the poultry manure in this embodiment is sheep manure), then the soil is covered, water is poured, and left for 15 days with water poured every other day;

[0025] Step four, the soil of the breeding ridge is added to the planting ridge and mixed with the planting ridge, and after uniform mixing, the planting land is re-stacked, and crops are planted on the planting land at intervals.

[0026] In step two, the biochar comprises straw carbon and mushroom plate carbon with a mass ratio of 1:3.

[0027] In step two, the biochar is pretreated before use, and the pretreatment method is as follows: fresh willow leaves are taken, 3 times the amount of mixed solvent, 0.1 times the amount of sodium hydroxide are added to the willow leaves, heated at 50℃ for 6h, filtered to obtain a first filtrate for standby use; 4 times the amount of ethanol, 0.1 times the amount of citric acid are added to the biochar, soaked for 2h, filtered to obtain pretreated activated carbon; the first filtrate is heated to 60℃, the pretreated activated carbon is divided into five equal parts, and is added to the first filtrate in turn with an interval of 30min each time, and after the addition is completed, heating is continued for 5h to obtain the biochar used in step two, wherein the amount ratio of the biochar to the willow leaves is 1:1.5.

[0028] In step two, the microbial liquid is sprayed on the worm cast layer, and then a layer of corn bran is spread on the microbial liquid, wherein the microbial liquid comprises lactobacillus liquid, plant lactobacillus liquid, bifidobacterium liquid, bacillus thuringiensis liquid and s31 bacillus lysine liquid in a mass ratio of 1:1:0.4:0.2:0.2.

[0029] The microbial liquid further comprises 1-fold amount of cane molasses and 5-fold amount of water of the lactobacillus liquid.

[0030] The corn bran is treated before use, and the treatment method is as follows: 5-fold amount of water and 0.1-fold amount of acetic acid are added to the corn bran powder for soaking for 2 hours, and then the second filter residue is obtained after filtration; 0.2-fold amount of watermelon juice of the second filter residue is added to the second filter residue for soaking for 3 hours, and then the corn bran used in step three is obtained after drying.

[0031] <Comparative Example 1>

[0032] The method of example 1 is used for planting, except that the biochar and corn bran are not pretreated.

[0033] <Experimental Characterization>

[0034] The soil is treated by the method of example 1 and comparative example 1, and the watermelon seedlings are planted on the planting land (the nursing of the watermelon seedlings such as fertilization and pesticide spraying is performed by using the prior art), and the watermelon seedlings are spaced 30 cm apart, and about 800 watermelon seedlings are planted in one mu of land, and the survival rate and yield per mu of the watermelon seedlings are counted, and the counting results are shown in table 1:

[0035] Table 1 is the survival rate and yield per mu of the watermelon seedlings

[0036]

[0037] Although the embodiments of the present application have been disclosed as above, they are not limited to the application listed in the specification and the embodiments, and can be fully applied to various fields suitable for the present application, and other modifications can be easily realized by those skilled in the art, and therefore the present application is not limited to specific details and the examples shown and described herein, without departing from the general concept defined by the claims and the equivalent scope.

Claims

1. A method of constructing a biochar-worm-microbe soil immune system, characterized by, The method comprises the following steps: Step one, the planting land is turned over by a shallow cultivator and the bumps are broken by a rotary cultivator, then planting ridges are formed on the planting land at intervals, breeding ridges are formed beside each planting ridge, and a groove is formed in the middle of each planting ridge along the length direction; Step two, a layer of biochar with a thickness of about 0.5 cm is first laid in the groove of the planting ridge, then a layer of earthworm manure with a thickness of about 0.5 cm is laid on the biochar, a layer of corn bran is sprinkled on the earthworm manure, and finally soil is covered on the corn bran, and water is poured on the planting soil and left for 10 days; Step three, a breeding groove is dug on the breeding ridge, a layer of corn cob powder with a thickness of about 0.5 cm is laid in the breeding groove, water is poured, and the corn cob powder is left for 2 days, then a layer of traditional Chinese medicine residue with a thickness of about 0.2 cm is sprinkled on the corn cob powder, a layer of poultry manure is laid on the traditional Chinese medicine residue, earthworms are placed on the poultry manure, and then soil is covered and water is poured, and the mixture is left for 15 days and water is poured every other day; Step four, the soil of the breeding ridge is added to the planting ridge and mixed with the planting ridge, and after uniform mixing, the planting land is re-stacked, and crops are planted on the planting land at intervals; In step two, the biochar is pretreated before use, and the pretreatment method is as follows: fresh willow leaves are taken, 3 times the amount of mixed solvent, 0.1 times the amount of sodium hydroxide are added to the willow leaves, heating is carried out at 50 DEG C for 6 hours, filtration is carried out, and the first filtrate is obtained and reserved; 4 times the amount of ethanol, 0.1 times the amount of citric acid are added to the biochar, soaking is carried out for 2 hours, filtration is carried out, and the pretreated activated carbon is obtained; the first filtrate is heated to 60 DEG C, the pretreated activated carbon is divided into five equal parts, and is added to the first filtrate in turn, with an interval of 30 minutes each time, and after the addition is completed, heating is continued for 5 hours, thereby obtaining the biochar used in step two, wherein the amount ratio of the biochar to the willow leaves is 1:1.

5.

2. The biochar-worm-microbe soil immunity system construction method according to claim 1, characterized in that, In step two, the biochar comprises straw carbon and mushroom disc carbon with a mass ratio of 1:

3.

3. The biochar-worm-microbe soil immunity system construction method according to claim 1, characterized in that, In step two, microbial liquid is first sprayed on the earthworm manure layer, and then a layer of corn bran is sprinkled on the microbial liquid, wherein the microbial liquid comprises lactobacillus liquid, plant lactobacillus liquid, bifidobacterium liquid, bacillus thuringiensis liquid and s31 bacillus lysine liquid with a mass ratio of 1:1:0.4:0.2:0.

2.

4. The biochar-worm-microbe soil immunity system construction method according to claim 3, characterized in that, The microbial liquid further comprises 1 times the amount of cane molasses and 5 times the amount of water of the lactobacillus liquid.

5. The biochar-worm-microbe soil immunity system construction method according to claim 1, wherein, The corn bran is treated before use, and the treatment method is as follows: 5 times the amount of water and 0.1 times the amount of acetic acid are added to the corn bran powder for soaking for 2 hours, after the soaking is completed, filtration is carried out, and the second filter residue is obtained, 0.2 times the amount of watermelon juice is added to the second filter residue for soaking for 3 hours, and then drying is carried out, thereby obtaining the corn bran used in step three.

Images