Formula and preparation method of continuous cropping resistant soil conditioner

Abstract

The invention relates to the technical field of soil improvement, in particular to a continuous cropping resistant soil conditioner formula and a preparation method thereof. In order to solve the technical problem, the technical scheme provided by the invention is as follows: the invention provides the formula and the preparation method of the continuous cropping-resistant soil conditioner. The fertilizer is prepared by mixing the following raw materials in parts by weight: 25-120 parts of decomposed cow dung, 12-40 parts of humic acid, 1-18 parts of bacillus subtilis, 1-12 parts of bacillus licheniformis, 1-15 parts of phosphate-solubilizing and potassium-solubilizing bacteria, 2-24 parts of bentonite, 1-15 parts of gypsum, 2-25 parts of urea, 2-28 parts of calcium superphosphate and 1-15 parts of potassium sulfate. The fertilizer has the beneficial effects that soil fertility is improved: the phosphorus-dissolving and potassium-dissolving bacteria and nutrient elements are added, so that the nutrient content and effectiveness of soil are improved, and the requirements of crop growth on nutrients are met, thereby remarkably improving the yield and quality of crops; raw materials of the soil conditioner are wide in source, organic materials are used as main materials, the soil conditioner is environmentally friendly, secondary pollution is avoided, and the requirement of sustainable agricultural development is met.

Description

Technical Field

[0001] The present invention relates to the technical field of soil improvement, and in particular to a formula of an anti-repeatable soil improver and a preparation method thereof. Background Art

[0002] The problem of repeated cropping is widespread in agricultural production. Planting the same type or family of crops on the same plot of land for a long time will lead to soil nutrient imbalance, accumulation of harmful microorganisms, deterioration of soil physical and chemical properties, and other problems, seriously affecting the growth, development, yield and quality of crops. The soil conditioners currently on the market have mixed effects in solving the problem of repeated cropping. Some conditioners have defects such as single ingredients, short-term effects, and potential harm to the environment.

[0003] Therefore, the development of an efficient, environmentally friendly, sustainable and resistant soil conditioner has important practical significance. Summary of the Invention

[0004] In order to solve the problems raised in the above background technology, the purpose of the present invention is to provide a formula of an anti-repeatable soil conditioner and a preparation method thereof.

[0005] To solve the above technical problems, the present invention provides a technical solution: a formula for a soil conditioner that resists continuous cropping and a preparation method thereof, which is prepared by mixing the following raw materials in the following weight ratios: 25-120 parts of decomposed cow dung, 12-40 parts of humic acid, 1-18 parts of Bacillus subtilis, 1-12 parts of Bacillus licheniformis, 1-15 parts of phosphate- and potassium-solubilizing bacteria, 2-24 parts of bentonite, 1-15 parts of gypsum, 2-25 parts of urea, 2-28 parts of superphosphate, and 1-15 parts of potassium sulfate.

[0006] Preferably, the weight ratio of the raw materials is: 35-70 parts of decomposed cow dung, 15-30 parts of humic acid, 2-10 parts of Bacillus subtilis, 3-8 parts of Bacillus licheniformis, 2-12 parts of phosphate- and potassium-solubilizing bacteria, 6-18 parts of bentonite, 1-8 parts of gypsum, 6-20 parts of urea, 5-22 parts of superphosphate, and 1-10 parts of potassium sulfate.

[0007] Preferably, the weight ratio of the raw materials is: 50 parts of decomposed cow dung, 20 parts of humic acid, 5 parts of Bacillus subtilis, 5 parts of Bacillus licheniformis, 5 parts of phosphate- and potassium-solubilizing bacteria, 10 parts of bentonite, 3 parts of gypsum, 10 parts of urea, 8 parts of superphosphate, and 4 parts of potassium sulfate.

[0008] A preparation method of a soil conditioner resistant to repeated cropping, characterized in that the raw materials of the present invention are decomposed cow dung, humic acid, Bacillus subtilis, Bacillus licheniformis, phosphate- and potassium-solubilizing bacteria, bentonite, gypsum, urea, superphosphate, and potassium sulfate, subjected to organic material pretreatment, microbial agent propagation, mixing and stirring, granulation, and drying.

[0009] The specific preparation method comprises the following steps:

[0010] S1: Organic material pretreatment: crush the decomposed cow dung and then mix it with humic acid to promote the full integration of the two;

[0011] S2: Microbial inoculum propagation: Bacillus subtilis, Bacillus licheniformis, and Bacillus phosphate-solubilizing and potassium-solubilizing are inoculated into corresponding liquid culture media, and cultured on a shaking table to obtain a high-concentration microbial culture solution;

[0012] S3: Mixing and stirring: adding the pretreated organic materials, expanded microbial liquid, mineral additives and nutrients into the mixing mixer according to the formula ratio, and stirring thoroughly to ensure that all ingredients are evenly mixed;

[0013] S4: Granulation and drying: the evenly mixed materials are processed into granules by a granulator, and then sent to a drying equipment for drying to obtain the finished product of the anti-repeatable soil conditioner.

[0014] Preferably, the mixing time in S1 is controlled within 15-25 minutes.

[0015] Preferably, the shaking incubation time in S2 is controlled within 25-40 minutes.

[0016] The beneficial effects of the present invention are:

[0017] Improve soil structure: Organic materials and mineral additives work synergistically to increase the number of soil aggregates, improve soil aeration and water permeability, and reduce soil compaction;

[0018] Regulating microbial communities: The addition of beneficial microorganisms effectively inhibits the reproduction of harmful microorganisms, optimizes the soil microbial ecosystem, and enhances soil biological activity;

[0019] Improve soil fertility: The addition of phosphate and potassium-solubilizing bacteria and nutrients increases the nutrient content and effectiveness of soil, meeting the nutrient needs of crop growth, thereby significantly improving crop yield and quality;

[0020] Environmentally friendly and sustainable: The raw materials of the soil improver of the present invention are widely available, mainly organic materials, are environmentally friendly, will not cause secondary pollution, and meet the requirements of sustainable agricultural development.

[0021] Obviously, based on the above contents of the present invention, according to common technical knowledge and customary means in this field, without departing from the above basic technical ideas of the present invention, other various forms of modifications, replacements or changes can be made.

[0022] The following further describes the above content of the present invention in detail through specific embodiments in the form of examples. However, this should not be construed as limiting the scope of the above subject matter of the present invention to the following examples. All technologies implemented based on the above content of the present invention fall within the scope of the present invention. DETAILED DESCRIPTION

[0023] The present invention is described below with specific examples, which are not intended to limit the present invention.

[0024] Example 1: The following raw materials are mixed in weight proportions: 25-120 parts of decomposed cow dung, 12-40 parts of humic acid, 1-18 parts of Bacillus subtilis, 1-12 parts of Bacillus licheniformis, 1-15 parts of phosphate- and potassium-solubilizing bacteria, 2-24 parts of bentonite, 1-15 parts of gypsum, 2-25 parts of urea, 2-28 parts of superphosphate, and 1-15 parts of potassium sulfate.

[0025] Preferably, the weight ratio of the raw materials is: 35-70 parts of decomposed cow dung, 15-30 parts of humic acid, 2-10 parts of Bacillus subtilis, 3-8 parts of Bacillus licheniformis, 2-12 parts of phosphate- and potassium-solubilizing bacteria, 6-18 parts of bentonite, 1-8 parts of gypsum, 6-20 parts of urea, 5-22 parts of superphosphate, and 1-10 parts of potassium sulfate.

[0026] Preferably, the weight ratio of the raw materials is: 50 parts of decomposed cow dung, 20 parts of humic acid, 5 parts of Bacillus subtilis, 5 parts of Bacillus licheniformis, 5 parts of phosphate- and potassium-solubilizing bacteria, 10 parts of bentonite, 3 parts of gypsum, 10 parts of urea, 8 parts of superphosphate, and 4 parts of potassium sulfate.

[0027] A preparation method of a soil conditioner resistant to repeated cropping, characterized in that the raw materials of the present invention are decomposed cow dung, humic acid, Bacillus subtilis, Bacillus licheniformis, phosphate- and potassium-solubilizing bacteria, bentonite, gypsum, urea, superphosphate, and potassium sulfate, subjected to organic material pretreatment, microbial agent propagation, mixing and stirring, granulation, and drying.

[0028] The specific preparation method comprises the following steps:

[0029] S1: Organic material pretreatment: crush the decomposed cow dung and then mix it with humic acid to promote the full integration of the two;

[0030] S2: Microbial inoculum propagation: Bacillus subtilis, Bacillus licheniformis, and Bacillus phosphate-solubilizing and potassium-solubilizing are inoculated into corresponding liquid culture media, and cultured on a shaking table to obtain a high-concentration microbial culture solution;

[0031] S3: Mixing and stirring: adding the pretreated organic materials, expanded microbial liquid, mineral additives and nutrients into the mixing mixer according to the formula ratio, and stirring thoroughly to ensure that all ingredients are evenly mixed;

[0032] S4: Granulation and drying: the evenly mixed materials are processed into granules by a granulator, and then sent to a drying equipment for drying to obtain the finished product of the anti-repeatable soil conditioner.

[0033] Preferably, the mixing time in S1 is controlled within 15-25 minutes.

[0034] Preferably, the shaking incubation time in S2 is controlled within 25-40 minutes.

[0035] Example 2: The following raw materials are mixed in weight proportions: 25-120 parts of decomposed cow dung, 12-40 parts of humic acid, 1-18 parts of Bacillus subtilis, 1-12 parts of Bacillus licheniformis, 1-15 parts of phosphate- and potassium-solubilizing bacteria, 2-24 parts of bentonite, 1-15 parts of gypsum, 2-25 parts of urea, 2-28 parts of superphosphate, and 1-15 parts of potassium sulfate.

[0036] Preferably, the weight ratio of the raw materials is: 35-70 parts of decomposed cow dung, 15-30 parts of humic acid, 2-10 parts of Bacillus subtilis, 3-8 parts of Bacillus licheniformis, 2-12 parts of phosphate- and potassium-solubilizing bacteria, 6-18 parts of bentonite, 1-8 parts of gypsum, 6-20 parts of urea, 5-22 parts of superphosphate, and 1-10 parts of potassium sulfate.

[0037] Preferably, the weight ratio of the raw materials is: 60 parts of decomposed cow dung, 25 parts of humic acid, 6 parts of Bacillus subtilis, 6 parts of Bacillus licheniformis, 6 parts of phosphate- and potassium-solubilizing bacteria, 12 parts of bentonite, 4 parts of gypsum, 12 parts of urea, 10 parts of superphosphate, and 5 parts of potassium sulfate.

[0038] A preparation method of a soil conditioner resistant to repeated cropping, characterized in that the raw materials of the present invention are decomposed cow dung, humic acid, Bacillus subtilis, Bacillus licheniformis, phosphate- and potassium-solubilizing bacteria, bentonite, gypsum, urea, superphosphate, and potassium sulfate, subjected to organic material pretreatment, microbial agent propagation, mixing and stirring, granulation, and drying.

[0039] The specific preparation method comprises the following steps:

[0040] S1: Organic material pretreatment: crush the decomposed cow dung and then mix it with humic acid to promote the full integration of the two;

[0041] S2: Microbial inoculum propagation: Bacillus subtilis, Bacillus licheniformis, and Bacillus phosphate-solubilizing and potassium-solubilizing are inoculated into corresponding liquid culture media, and cultured on a shaking table to obtain a high-concentration microbial culture solution;

[0042] S3: Mixing and stirring: adding the pretreated organic materials, expanded microbial liquid, mineral additives and nutrients into the mixing mixer according to the formula ratio, and stirring thoroughly to ensure that all ingredients are evenly mixed;

[0043] S4: Granulation and drying: the evenly mixed materials are processed into granules by a granulator, and then sent to a drying equipment for drying to obtain the finished product of the anti-repeatable soil conditioner.

[0044] Preferably, the mixing time in S1 is controlled within 10-20 minutes.

[0045] Preferably, the shaking culture time in S2 is controlled within 30-50 minutes.

[0046] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0047] The above description is only a preferred embodiment of the present invention and does not limit the patent scope of the present invention. All equivalent structural transformations made by using the contents of the present invention specification under the inventive concept of the present invention, or direct / indirect application in other related technical fields are included in the patent protection scope of the present invention.

[0048] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A soil conditioner formula for resisting repeated cropping, characterized in that: The invention is prepared by mixing the following raw materials in the following weight proportions: 25-120 parts of decomposed cow dung, 12-40 parts of humic acid, 1-18 parts of Bacillus subtilis, 1-12 parts of Bacillus licheniformis, 1-15 parts of phosphate- and potassium-solubilizing bacteria, 2-24 parts of bentonite, 1-15 parts of gypsum, 2-25 parts of urea, 2-28 parts of superphosphate and 1-15 parts of potassium sulfate.

2. The anti-repeatable soil conditioner formulation according to claim 1, characterized in that: The weight ratio of the raw materials is: 35-70 parts of decomposed cow dung, 15-30 parts of humic acid, 2-10 parts of Bacillus subtilis parts, 3-8 parts of Bacillus licheniformis, 2-12 parts of phosphate- and potassium-solubilizing bacteria, 6-18 parts of bentonite, 1-8 parts of gypsum, 6-20 parts of urea, 5-22 parts of superphosphate, and 1-10 parts of potassium sulfate.

3. A soil conditioner formulation for resisting repeated cropping according to any one of claims 1 to 2, characterized in that: The weight ratio of the raw materials is: 50 parts of decomposed cow dung, 20 parts of humic acid, 5 parts of Bacillus subtilis, 5 parts of Bacillus licheniformis, 5 parts of phosphate- and potassium-solubilizing bacteria, 10 parts of bentonite, 3 parts of gypsum, 10 parts of urea, 8 parts of superphosphate, and 4 parts of potassium sulfate.

4. A method for preparing the anti-repeatable soil conditioner according to any one of claims 1 to 3, characterized in that: Take the raw materials of decomposed cow dung, humic acid, Bacillus subtilis, Bacillus licheniformis, phosphate- and potassium-dissolving bacteria, bentonite, gypsum, urea, superphosphate, and potassium sulfate for organic material pretreatment, microbial agent propagation, mixing, granulation and drying. The specific preparation method comprises the following steps: S1: Organic material pretreatment: crush the decomposed cow dung and then mix it with humic acid to promote the full integration of the two; S2: Microbial inoculum propagation: Bacillus subtilis, Bacillus licheniformis, and Bacillus phosphate-solubilizing and potassium-solubilizing are inoculated into corresponding liquid culture media, and cultured on a shaking table to obtain a high-concentration microbial culture solution; S3: Mixing and stirring: adding the pretreated organic materials, expanded microbial liquid, mineral additives and nutrients into the mixing mixer according to the formula ratio, and stirring thoroughly to ensure that all ingredients are evenly mixed; S4: Granulation and drying: the evenly mixed materials are processed into granules by a granulator, and then sent to a drying equipment for drying to obtain the finished product of the anti-repeatable soil conditioner.

5. The preparation method of the anti-repeatable soil conditioner according to claim 4, characterized in that: The mixing time in S1 is controlled to be 15-25 minutes.

6. The method for preparing the anti-repeatable soil conditioner according to claim 4, wherein: The shaking culture time in S2 is controlled at 25-40 minutes.