Sorghum cultivation method

Abstract

The invention discloses a sorghum cultivation method which comprises the following steps: step 1, soaking sorghum seeds into a regulating solution, stirring, filtering, drying, and standing at room temperature for 48 hours for later use; 2, sowing the sorghum seeds treated in the step 1 in a field, and treating sowing soil by adopting a spraying agent before sowing; 3, the seeds are sown into field soil, after the seeds germinate, a layer of fertilizer agent is laid, and the laying thickness is 1-2 mm; 4, urea is additionally added at the seedling emergence stage, and cultivation of sorghum can be completed according to 2-5 Kg / mu. According to the cultivation method of the sorghum, seeds are soaked in the adjusting liquid firstly, then before sowing, sowing soil is treated through the spraying agent, the seeds are sown into the soil and wait for germination, then a layer of fertilizer agent is laid, urea is added at the seedling emergence stage, and the cultivation efficiency of the sorghum is optimized through coordination and improvement of the sorghum cultivation steps.

Description

Technical Field

[0001] The invention relates to the technical field of sorghum cultivation, and in particular to a sorghum cultivation method. Background Art

[0002] Sorghum is an annual tall herbaceous plant of the genus Sorghum in the Poaceae family. The stalks vary in height, are sturdy and upright, and have supporting roots on the base nodes. The flowering and fruiting period is from June to September. The existing sorghum cultivation method is simple, and the cultivated sorghum has poor yield and weak disease resistance, which limits the cultivation efficiency. Based on this, the present invention further improves and processes it. Summary of the invention

[0003] In view of the defects of the prior art, the object of the present invention is to provide a method for cultivating sorghum to solve the problems raised in the above background technology.

[0004] The present invention solves the technical problem by adopting the following technical solution:

[0005] The present invention provides a method for cultivating sorghum, comprising the following steps:

[0006] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0007] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0008] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1-2 mm;

[0009] Step 4: Add urea at the seedling stage at 2-5 kg / mu to complete the cultivation of sorghum.

[0010] Preferably, the rotation speed of the immersion stirring treatment is 500-700 r / min, and the stirring time is 20-30 min.

[0011] Preferably, the preparation method of the regulating solution is:

[0012] S1: 3-5 parts of chitosan solution with a mass fraction of 5-10%, 1-3 parts of sodium citrate solution, 1-3 parts of gibberellin, and 0.35-0.45 parts of trace elements are stirred and mixed to obtain a base liquid;

[0013] S2: heat treat the wollastonite at 210-230°C for 5-10 min, then cool to 120-125°C at a rate of 1-3°C / min, keep warm for 10-15 min, and finally air cool to room temperature;

[0014] Stirring wollastonite in a modification liquid that is 3-5 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed to obtain a wollastonite modifier;

[0015] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0016] Preferably, the mass fraction of the sodium citrate solution is 10-15%; and the trace element is one of zinc, iron, manganese and potassium.

[0017] Preferably, the stirring temperature of the stirring modification treatment is 48-52° C., the stirring speed is 550-750 r / min, and the stirring time is 20-30 min.

[0018] Preferably, the modified liquid comprises the following raw materials in parts by weight:

[0019] 2-5 parts of carboxymethyl cellulose, 1-3 parts of silane coupling agent KH560, 3-6 parts of glycolic acid and 7-10 parts of 10% by mass sodium lignin sulfonate solution.

[0020] Preferably, the spraying agent is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0021] Preferably, the preparation method of the fertilizer agent is:

[0022] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0023] S02: 1-3 parts of phosphate fertilizer and 2-5 parts of nitrogen fertilizer are added to 3-6 parts of sodium alginate solution, and then 1-2 parts of calcium phosphate and 2-4 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0024] Preferably, the mass fraction of the hydrochloric acid solution is 2-5%; the mass fraction of the potassium permanganate solution is 10-15%.

[0025] Preferably, the mass fraction of the sodium alginate solution is 8-12%.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] In the sorghum cultivation method of the present invention, the seeds are first immersed in a conditioning liquid, and then before sowing, a spray is used to treat the sowing soil, the seeds are sown into the soil, and a layer of fertilizer is laid after the seeds germinate. The cultivation efficiency of sorghum is optimized through coordinated improvement between processes. The conditioning liquid is prepared by combining chitosan solution, sodium citrate solution, gibberellin and trace elements to obtain a base liquid, and then the base liquid is blended with a wollastonite modifier. The wollastonite modifier is prepared by heat-treating wollastonite at 210-230° C. for 5-10 min. min, then cooled to 120-125°C at a rate of 1-3°C / min, kept warm for 10-15min to optimize its active efficiency, and then modified by a modifying liquid. The modified wollastonite is interspersed in the system to enhance the disease resistance of the seeds. At the same time, it is formulated with a fertilizer agent. The hydroxyapatite agent in the fertilizer agent enhances the interface between the raw materials in the system, thereby improving the fertilizer efficiency. Through the coordinated improvement of the sorghum cultivation steps, the cultivation efficiency of sorghum is optimized, and the disease resistance and yield efficiency of sorghum are significantly improved. DETAILED DESCRIPTION

[0028] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0030] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0031] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0032] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1-2 mm;

[0033] Step 4: Add urea at the seedling stage at 2-5 kg / mu to complete the cultivation of sorghum.

[0034] The rotation speed of the immersion stirring process in this embodiment is 500-700 r / min, and the stirring time is 20-30 min.

[0035] The preparation method of the regulating solution of this embodiment is:

[0036] S1: 3-5 parts of 5-10% chitosan solution, 1-3 parts of sodium citrate solution, 1-3 parts of gibberellin, and 0.35-0.45 parts of trace elements are stirred and mixed to obtain a base liquid;

[0037] S2: heat treat the wollastonite at 210-230°C for 5-10 min, then cool to 120-125°C at a rate of 1-3°C / min, keep warm for 10-15 min, and finally air cool to room temperature;

[0038] Stirring wollastonite in a modification liquid that is 3-5 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed to obtain a wollastonite modifier;

[0039] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0040] The mass fraction of the sodium citrate solution in this embodiment is 10-15%; the trace element is one of zinc, iron, manganese and potassium.

[0041] The stirring temperature of the stirring modification treatment in this embodiment is 48-52° C., the stirring speed is 550-750 r / min, and the stirring time is 20-30 min.

[0042] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0043] 2-5 parts of carboxymethyl cellulose, 1-3 parts of silane coupling agent KH560, 3-6 parts of glycolic acid and 7-10 parts of 10% by mass sodium lignin sulfonate solution.

[0044] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0045] The preparation method of the fertilizer agent of the present embodiment is:

[0046] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0047] S02: 1-3 parts of phosphate fertilizer and 2-5 parts of nitrogen fertilizer are added to 3-6 parts of sodium alginate solution, and then 1-2 parts of calcium phosphate and 2-4 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0048] The mass fraction of the hydrochloric acid solution in this embodiment is 2-5%; the mass fraction of the potassium permanganate solution is 10-15%.

[0049] The mass fraction of the sodium alginate solution in this embodiment is 8-12%.

[0050] Example 1.

[0051] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0052] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0053] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0054] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1 mm;

[0055] Step 4: Add urea at the seedling stage at 2 kg / mu to complete the cultivation of sorghum.

[0056] The rotation speed of the immersion stirring process in this embodiment is 500 r / min, and the stirring time is 20 min.

[0057] The preparation method of the regulating solution of this embodiment is:

[0058] S1: 3 parts of 5% chitosan solution, 1 part of sodium citrate solution, 1-3 parts of gibberellins, and 0.35 parts of trace elements are stirred and mixed to obtain a base liquid;

[0059] S2: Wollastonite was heat treated at 210°C for 5 min, then cooled to 120°C at a rate of 1°C / min, kept at that temperature for 10 min, and finally air-cooled to room temperature;

[0060] Stirring wollastonite in a modification liquid in an amount 3 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed, to obtain a wollastonite modifier;

[0061] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0062] The mass fraction of the sodium citrate solution in this embodiment is 10%; the trace element is zinc.

[0063] The stirring temperature of the stirring modification treatment in this embodiment is 48° C., the stirring speed is 550 r / min, and the stirring time is 20 min.

[0064] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0065] 2 parts of carboxymethyl cellulose, 1 part of silane coupling agent KH560, 3 parts of glycolic acid and 7 parts of 10% by mass sodium lignin sulfonate solution.

[0066] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0067] The preparation method of the fertilizer agent of the present embodiment is:

[0068] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0069] S02: 1 part of phosphate fertilizer and 2 parts of nitrogen fertilizer are added to 3 parts of sodium alginate solution, and then 1 part of calcium phosphate and 2 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0070] The mass fraction of the hydrochloric acid solution in this embodiment is 2%; the mass fraction of the potassium permanganate solution is 10%.

[0071] The mass fraction of the sodium alginate solution in this embodiment is 8%.

[0072] Example 2.

[0073] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0074] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0075] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0076] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 2 mm;

[0077] Step 4: Add urea at the seedling stage at 5 kg / mu to complete the cultivation of sorghum.

[0078] The rotation speed of the immersion stirring process in this embodiment is 700 r / min, and the stirring time is 30 min.

[0079] The preparation method of the regulating solution of this embodiment is:

[0080] S1: 5 parts of 10% chitosan solution, 3 parts of sodium citrate solution, 1-3 parts of gibberellin, and 0.45 parts of trace elements are stirred and mixed to obtain a base liquid;

[0081] S2: Wollastonite was heat treated at 230°C for 10 min, then cooled to 125°C at a rate of 3°C / min, kept at that temperature for 15 min, and finally air-cooled to room temperature;

[0082] Stirring wollastonite in a modification liquid of 5 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed, to obtain a wollastonite modifier;

[0083] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0084] The mass fraction of the sodium citrate solution in this embodiment is 15%; the trace element is iron.

[0085] The stirring temperature of the stirring modification treatment in this embodiment is 52° C., the stirring speed is 750 r / min, and the stirring time is 30 min.

[0086] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0087] 5 parts of carboxymethyl cellulose, 3 parts of silane coupling agent KH560, 6 parts of glycolic acid and 10 parts of 10% by mass sodium lignin sulfonate solution.

[0088] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0089] The preparation method of the fertilizer agent of the present embodiment is:

[0090] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0091] S02: 3 parts of phosphate fertilizer and 5 parts of nitrogen fertilizer are added to 6 parts of sodium alginate solution, and then 2 parts of calcium phosphate and 4 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0092] The mass fraction of the hydrochloric acid solution in this embodiment is 5%; the mass fraction of the potassium permanganate solution is 15%.

[0093] The mass fraction of the sodium alginate solution in this embodiment is 12%.

[0094] Example 3.

[0095] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0096] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0097] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0098] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1.5 mm;

[0099] Step 4: Add urea at the seedling stage at 3.5 kg / mu to complete the cultivation of sorghum.

[0100] The rotation speed of the immersion stirring process in this embodiment is 600 r / min, and the stirring time is 25 min.

[0101] The preparation method of the regulating solution of this embodiment is:

[0102] S1: 3-5 parts of 7.5% chitosan solution, 2 parts of sodium citrate solution, 2 parts of gibberellin, and 0.40 parts of trace elements are stirred and mixed to obtain a base liquid;

[0103] S2: Wollastonite was heat treated at 220°C for 7.5 min, then cooled to 122°C at a rate of 2°C / min, kept at that temperature for 12.5 min, and finally air-cooled to room temperature;

[0104] Stirring wollastonite in a modification liquid with an amount of 34 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed, to obtain a wollastonite modifier;

[0105] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0106] The mass fraction of the sodium citrate solution in this embodiment is 12.5%; the trace element is manganese.

[0107] The stirring temperature of the stirring modification treatment in this embodiment is 50° C., the stirring speed is 600 r / min, and the stirring time is 25 min.

[0108] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0109] 3.5 parts of carboxymethyl cellulose, 2 parts of silane coupling agent KH560, 4.5 parts of glycolic acid and 8 parts of 10% by mass sodium lignin sulfonate solution.

[0110] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0111] The preparation method of the fertilizer agent of the present embodiment is:

[0112] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0113] S02: 2 parts of phosphate fertilizer and 3.5 parts of nitrogen fertilizer are added to 4.5 parts of sodium alginate solution, and then 1.5 parts of calcium phosphate and 3 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0114] The mass fraction of the hydrochloric acid solution in this embodiment is 3.5%; the mass fraction of the potassium permanganate solution is 12.5%.

[0115] The mass fraction of the sodium alginate solution in this embodiment is 10%.

[0116] Example 4.

[0117] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0118] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0119] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0120] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1.2 mm;

[0121] Step 4: Add urea at the seedling stage at 3 kg / mu to complete the cultivation of sorghum.

[0122] The rotation speed of the immersion stirring process in this embodiment is 550 r / min, and the stirring time is 22 min.

[0123] The preparation method of the regulating solution of this embodiment is:

[0124] S1: 34 parts of 6% chitosan solution, 2 parts of sodium citrate solution, 1-3 parts of gibberellin, and 0.38 parts of trace elements are stirred and mixed to obtain a base liquid;

[0125] S2: Wollastonite was heat treated at 212°C for 6 min, then cooled to 122°C at a rate of 2°C / min, kept at that temperature for 12 min, and finally air-cooled to room temperature;

[0126] Stirring wollastonite in a modification liquid of 4 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed to obtain a wollastonite modifier;

[0127] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0128] The mass fraction of the sodium citrate solution in this embodiment is 12%; the trace element is zinc.

[0129] The stirring temperature of the stirring modification treatment in this embodiment is 49° C., the stirring speed is 720 r / min, and the stirring time is 28 min.

[0130] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0131] 4 parts of carboxymethyl cellulose, 2 parts of silane coupling agent KH560, 5 parts of glycolic acid and 9 parts of 10% by mass sodium lignin sulfonate solution.

[0132] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0133] The preparation method of the fertilizer agent of the present embodiment is:

[0134] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0135] S02: 2 parts of phosphate fertilizer and 4 parts of nitrogen fertilizer are added to 5 parts of sodium alginate solution, and then 2 parts of calcium phosphate and 3 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0136] The mass fraction of the hydrochloric acid solution in this embodiment is 4%; the mass fraction of the potassium permanganate solution is 14%.

[0137] The mass fraction of the sodium alginate solution in this embodiment is 11%.

[0138] Example 5.

[0139] A method for cultivating sorghum of the present embodiment comprises the following steps:

[0140] Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use;

[0141] Step 2, sowing the sorghum seeds in step 1 in the field, and treating the sowing soil with a spray before sowing;

[0142] Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1.8 mm;

[0143] Step 4: Add urea at the seedling stage at 4 kg / mu to complete the cultivation of sorghum.

[0144] The rotation speed of the immersion stirring process in this embodiment is 680 r / min, and the stirring time is 28 min.

[0145] The preparation method of the regulating solution of this embodiment is:

[0146] S1: 4 parts of 8% chitosan solution, 2 parts of sodium citrate solution, 2 parts of gibberellin, and 0.42 parts of trace elements are stirred and mixed to obtain a base liquid;

[0147] S2: heat treat the wollastonite at 220°C for 5-10 min, then cool to 124°C at a rate of 2°C / min, keep warm for 14 min, and finally air cool to room temperature;

[0148] Stirring wollastonite in a modification liquid of 4 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed to obtain a wollastonite modifier;

[0149] S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

[0150] The mass fraction of the sodium citrate solution in this embodiment is 14%; the trace element is zinc.

[0151] The stirring temperature of the stirring modification treatment in this embodiment is 51° C., the stirring speed is 740 r / min, and the stirring time is 28 min.

[0152] The modified solution of this embodiment includes the following raw materials in parts by weight:

[0153] 4 parts of carboxymethyl cellulose, 2 parts of silane coupling agent KH560, 5 parts of glycolic acid and 9 parts of 10% by mass sodium lignin sulfonate solution.

[0154] The spraying agent of this embodiment is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:1.

[0155] The preparation method of the fertilizer agent of the present embodiment is:

[0156] S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent;

[0157] S02: 2 parts of phosphate fertilizer and 4 parts of nitrogen fertilizer are added to 5 parts of sodium alginate solution, and then 1.8 parts of calcium phosphate and 3 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

[0158] The mass fraction of the hydrochloric acid solution in this embodiment is 4%; the mass fraction of the potassium permanganate solution is 14%.

[0159] The mass fraction of the sodium alginate solution in this embodiment is 11%.

[0160] Comparative Example 1.

[0161] The difference from Example 3 is that no conditioning liquid was added.

[0162] Comparative Example 2.

[0163] The difference from Example 3 is that no wollastonite modifier is added to the conditioning solution.

[0164] Comparative Example 3.

[0165] The difference from Example 3 is that the wollastonite modifier is not treated with a modifying liquid.

[0166] Comparative Example 4.

[0167] The difference from Example 3 is that no silane coupling agent KH560 or glycolic acid is added to the modified liquid.

[0168] Comparative Example 5.

[0169] The difference from Example 3 is that the fertilizer agent is not treated with hydroxyapatite agent.

[0170] The performance measurement results of Examples 1-5 and Comparative Examples 1-5 are as follows

[0171] Yield (Kg / mu) Disease resistance survival rate (%) Example 1 505.3 99.3 Example 2 505.8 99.6 Example 3 506.2 99.8 Example 4 505.7 99.5 Example 5 506.1 99.6 Comparative Example 1 471.3 92.3 Comparative Example 2 476.7 94.5 Comparative Example 3 487.2 96.7 Comparative Example 4 493.9 97.9 Comparative Example 5 586.3 93.6

[0172] It can be concluded from Examples 1-5 and Comparative Examples 1-5 that the product of Example 3 of the present invention has the most significant effects on sorghum yield and disease resistance survival rate, and can achieve coordinated improvement in sorghum yield and disease resistance survival rate.

[0173] Without adding regulating liquid treatment and without using hydroxyapatite agent treatment, the performance of the product has a significant trend of deterioration. At the same time, no wollastonite modifier is added to the regulating liquid, the wollastonite modifier is not treated with modifying liquid, and no silane coupling agent KH560 and hydroxyacetic acid are added to the modifying liquid. The performance of the product has a trend of deterioration. The regulating liquid treatment and hydroxyapatite agent treatment prepared by the specific method of the present invention have the most significant performance effect.

[0174] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0175] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for cultivating sorghum, characterized in that: The following steps are involved: Step 1: immerse the sorghum seeds in the conditioning solution and stir them, filter and dry them after immersion, and then place them at room temperature for 48 hours for later use; Step 2, sowing the sorghum seeds treated in step 1 in the field, and treating the sowing soil with a spray before sowing; Step 3: After the seeds are sown into the field soil, wait for the seeds to germinate and then lay a layer of fertilizer with a thickness of 1-2 mm; Step 4: Add urea at the seedling stage at 2-5 kg / mu to complete the cultivation of sorghum.

2. The method for cultivating sorghum according to claim 1, characterized in that: The rotation speed of the immersion stirring treatment is 500-700 r / min, and the stirring time is 20-30 min.

3. The method for cultivating sorghum according to claim 1, characterized in that: The preparation method of the regulating solution is: S1: 3-5 parts of 5-10% chitosan solution, 1-3 parts of sodium citrate solution, 1-3 parts of gibberellin, and 0.35-0.45 parts of trace elements are stirred and mixed to obtain a base liquid; S2: heat treat the wollastonite at 210-230°C for 5-10 min, then cool to 120-125°C at a rate of 1-3°C / min, keep warm for 10-15 min, and finally air cool to room temperature; Stirring wollastonite in a modification liquid that is 3-5 times the total amount of wollastonite for modification treatment, filtering and drying after the stirring is completed to obtain a wollastonite modifier; S3: Add wollastonite modifier into the base liquid at a weight ratio of 1:5 and stir thoroughly to obtain a regulated liquid.

4. A method for cultivating sorghum according to claim 3, characterized in that: The mass fraction of the sodium citrate solution is 10-15%; the trace element is one of zinc, iron, manganese and potassium.

5. The method for cultivating sorghum according to claim 3, characterized in that: The stirring temperature of the stirring modification treatment is 48-52° C., the stirring speed is 550-750 r / min, and the stirring time is 20-30 min.

6. The method for cultivating sorghum according to claim 3, characterized in that: The modified liquid comprises the following raw materials in parts by weight: 2-5 parts of carboxymethyl cellulose, 1-3 parts of silane coupling agent KH560, 3-6 parts of glycolic acid and 7-10 parts of 10% by mass sodium lignin sulfonate solution.

7. The method for cultivating sorghum according to claim 1, characterized in that: The spraying agent is prepared by mixing wood ash, urea and potassium dihydrogen phosphate in a weight ratio of 4:1:

1.

8. The method for cultivating sorghum according to claim 1, characterized in that: The preparation method of the fertilizer agent is: S01: mixing hydroxyapatite in a sufficient amount of hydrochloric acid solution, then adding it into a sufficient amount of potassium permanganate solution and stirring it thoroughly, and finally washing and drying it to obtain a hydroxyapatite agent; S02: 1-3 parts of phosphate fertilizer and 2-5 parts of nitrogen fertilizer are added to 3-6 parts of sodium alginate solution, and then 1-2 parts of calcium phosphate and 2-4 parts of hydroxyapatite are added, stirred and mixed to obtain a fertilizer agent.

9. A method for cultivating sorghum according to claim 8, characterized in that: The mass fraction of the hydrochloric acid solution is 2-5%; the mass fraction of the potassium permanganate solution is 10-15%.

10. The method for cultivating sorghum according to claim 8, characterized in that: The mass fraction of the sodium alginate solution is 8-12%.