Special organic fertilizer for greening seedlings and preparation method thereof

Abstract

The invention provides a special organic fertilizer for greening seedlings and a preparation method thereof, and belongs to the technical field of organic fertilizers. The corn straw, the wood chips, the coal ash, the coal gangue, the animal waste and the mineral powder are used as raw materials, resource utilization and recycling of byproducts of crops and mine fields are achieved, and the fertilizer is used for improving soil hardening and providing rich nutrient elements such as phosphorus and potassium; the added composite strain powder can fix nutrient elements and crack macromolecular organic matters and indissolvable inorganic matters at the same time, is convenient for green nursery stocks to absorb and utilize, can improve the soil structure, can prevent root diseases, and can promote rooting and seedling strengthening and improve the soil environment when used in the growth process; the trace element complexing agent is used for further providing trace elements necessary for the growth of the greening seedlings, promoting the growth of the greening seedlings and improving the resistance, and the insecticide can ensure that the greening seedlings are prevented from insect pests, so that the organic fertilizer which can improve the landscaping soil performance and can provide sufficient and rich nutrient substances for the growth of the greening seedlings is finally obtained.

Description

Technical Field

[0001] The present invention relates to the technical field of organic fertilizers, in particular to an organic fertilizer special for greening seedlings and a preparation method thereof. Background Art

[0002] Landscaping, with plants as the main component, utilizes the multiple functions of gardens and, guided by the principles of ecological economics, achieves the coordinated development of ecological, social, and economic benefits, creating a beautiful landscape. It also produces various garden products whenever possible, protects biodiversity, and creates the ideal modern ecological environment for humanity: a clean, comfortable, beautiful, and civilized one. Urban landscaping is the infrastructure of urban development and a crucial component of urban development. It plays a significant role in improving the urban ecological environment, beautifying cities, and enhancing people's quality of life. It is also a key aspect of building a harmonious and beautiful city. Well-developed urban landscaping provides urban residents with a place to rest, enjoy cultural entertainment, connect with nature, and satisfy people's desire to return to nature. It is a crucial measure to protect the ecological environment and improve urban living conditions.

[0003] The fertilizers used in the process of garden greening planting have a single nutrient content and cannot meet the growth needs of flowers and trees during the garden greening process. They are easy to cause soil compaction and low nutrient release efficiency, resulting in slow growth of flowers and trees and low survival rate. Therefore, providing an organic fertilizer that can improve the performance of garden greening soil and provide sufficient and rich nutrients for the growth of green seedlings is a problem that urgently needs to be solved in the existing technology. Summary of the Invention

[0004] The purpose of the present invention is to provide an organic fertilizer specifically for greening seedlings and a preparation method thereof. The organic fertilizer specifically for greening seedlings provided by the present invention utilizes corn stalks, sawdust, fly ash, coal gangue, animal feces and mineral powder as recycled raw materials and converted into an organic fertilizer that can improve the performance of garden greening soil and provide sufficient and rich nutrients for the growth of greening seedlings.

[0005] In order to achieve the above-mentioned object of the invention, the present invention provides the following technical solutions:

[0006] The present invention provides an organic fertilizer specifically for greening seedlings. The raw materials for preparing the organic fertilizer specifically for greening seedlings include, by weight:

[0007] 10-30 parts of corn straw, 5-15 parts of sawdust, 2-7 parts of fly ash, 3-20 parts of coal gangue, 15-20 parts of decomposed animal feces, 5-16 parts of phosphate rock powder, 3-15 parts of potassium rock powder, 1-5 parts of composite bacterial culture powder, 1-8 parts of trace element compound agent, and 1-3 parts of pesticide.

[0008] Preferably, the raw materials for preparing the organic fertilizer for greening seedlings include, by mass:

[0009] 12-28 parts of corn straw, 8-13 parts of sawdust, 4-6 parts of fly ash, 5-16 parts of coal gangue, 16-19 parts of decomposed animal feces, 6-13 parts of phosphate rock powder, 4-14 parts of potassium rock powder, 2-4 parts of composite culture powder, 1.5-6 parts of trace element compound agent, and 1.5-2 parts of pesticide.

[0010] Preferably, the decomposed animal manure is obtained by composting at least one of cow manure, pig manure, sheep manure and chicken manure.

[0011] Preferably, the water content of the decomposed animal feces is 30-45 wt%.

[0012] Preferably, the composite bacterial strain powder contains 300 million / g of Aspergillus niger, 200 million / g of Bacillus licheniformis, 200 million / g of Bacillus subtilis, 200 million / g of nitrogen-fixing bacteria, and 300 million / g of phosphorus bacteria;

[0013] Preferably, the trace element complex comprises, by weight, 0.7 to 1 part of magnesium sulfate, 3 to 4 parts of EDTA chelated manganese, 0.3 to 1 part of EDTA chelated copper, and 1 to 3 parts of EDTA chelated zinc.

[0014] Preferably, the insecticide is at least one of 5% diazinon granules and 2.5% isofenphos-methyl granules.

[0015] The present invention also provides a method for preparing the organic fertilizer specifically for greening seedlings according to the above technical solution, comprising the following steps:

[0016] Corn stalks, sawdust and coal gangue are mixed and crushed, and then decomposed animal manure, fly ash, phosphate rock powder and potassium rock powder are added and stirred. Then, composite fungus powder, trace element compound and pesticide are added and mixed, and then sieved and granulated in sequence to obtain organic fertilizer specially used for greening seedlings.

[0017] Preferably, the particle size of the pulverized product obtained by the pulverization is 0.05 to 0.2 mm.

[0018] Preferably, the sieving is through a 50-100 mesh sieve.

[0019] The present invention provides an organic fertilizer specially used for greening seedlings. The organic fertilizer utilizes corn stalks, wood chips, fly ash, coal gangue, animal manure and mineral powder as raw materials to realize resource utilization and recycling of by-products of crops and mines, and is used for improving soil compaction, providing rich nutrients such as phosphorus and potassium, and synergistically adding a certain amount of composite fungus powder, which can fix nutrients and simultaneously decompose large molecular organic matter and insoluble inorganic matter, so as to facilitate absorption and utilization by greening seedlings, improve soil structure, enhance soil fertility, and prevent root diseases. When used during the growth process, it can promote rooting and seedling strengthening and improve the soil environment. The use of a trace element composite agent with a certain composition and content further provides the trace elements necessary for the growth of greening seedlings, promotes their growth and improves their resistance, and the pesticide can protect the greening seedlings from insect pests. Ultimately, the organic fertilizer is obtained which can improve the performance of garden soil and provide sufficient and rich nutrients for the growth of greening seedlings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A flow chart for preparing the organic fertilizer specifically for greening seedlings provided by the present invention;

[0021] Figure 2 This is a statistical graph showing the physical and chemical properties of soil applied with the organic fertilizer specially used for greening seedlings prepared in Examples 1 to 3 of the present invention and soil applied with ordinary fertilizers. DETAILED DESCRIPTION

[0022] The present invention provides an organic fertilizer specifically for greening seedlings. The raw materials for preparing the organic fertilizer specifically for greening seedlings include, by weight:

[0023] 10-30 parts of corn straw, 5-15 parts of sawdust, 2-7 parts of fly ash, 3-20 parts of coal gangue, 15-20 parts of decomposed animal feces, 5-16 parts of phosphate rock powder, 3-15 parts of potassium rock powder, 1-5 parts of composite bacterial culture powder, 1-8 parts of trace element compound agent, and 1-3 parts of pesticide.

[0024] In the present invention, unless otherwise specified, the raw materials used are conventional commercial products in the field.

[0025] In the present invention, the raw materials for preparing the organic fertilizer for greening seedlings preferably include, by weight:

[0026] 12-28 parts of corn straw, 8-13 parts of sawdust, 4-6 parts of fly ash, 5-16 parts of coal gangue, 16-19 parts of decomposed animal feces, 6-13 parts of phosphate rock powder, 4-14 parts of potassium rock powder, 2-4 parts of composite culture powder, 1.5-6 parts of trace element compound agent, and 1.5-2 parts of pesticide.

[0027] In the present invention, the decomposed animal manure is preferably obtained by composting at least one of cow manure, pig manure, sheep manure and chicken manure.

[0028] The present invention has no special limitation on the method of composting, and conventional technical solutions in the field can be adopted.

[0029] In the present invention, the decomposed animal manure preferably has a moisture content of 30 to 45 wt%. The present invention controls the moisture content of the decomposed animal manure within this range so that the moisture facilitates uniform mixing of the components and granulation during subsequent preparation. The present invention utilizes decomposed animal manure to provide abundant organic and inorganic nutrients for greening seedlings.

[0030] In the present invention, the composite bacterial strain powder preferably contains 300 million / g of Aspergillus niger, 200 million / g of Bacillus licheniformis, 200 million / g of Bacillus subtilis, 200 million / g of nitrogen-fixing bacteria, and 300 million / g of phosphorus bacteria. The present invention, by adding a certain type and amount of composite bacterial strain powder, can fix nutrient elements while breaking down macromolecular organic matter and insoluble inorganic matter, facilitating absorption and utilization by greening seedlings, improving soil structure, enhancing soil fertility, and preventing root diseases. Use during the growth process can promote rooting and seedling growth and improve the soil environment.

[0031] In the present invention, the trace element complex preferably includes, by weight, 0.7-1 part of magnesium sulfate, 3-4 parts of EDTA-chelated manganese, 0.3-1 part of EDTA-chelated copper, and 1-3 parts of EDTA-chelated zinc. The present invention uses a trace element complex with a certain composition and content to further provide the trace elements necessary for the growth of greening seedlings, thereby promoting their growth and improving their resistance.

[0032] In the present invention, the insecticide is preferably at least one of 5% diazinon granules and 2.5% isofenphos-methyl granules. The present invention utilizes insecticides to protect greening seedlings from insect pests.

[0033] The present invention also provides a method for preparing the organic fertilizer specifically for greening seedlings according to the above technical solution, comprising the following steps:

[0034] Corn stalks, sawdust and coal gangue are mixed and crushed, and then decomposed animal manure, fly ash, phosphate rock powder and potassium rock powder are added and stirred. Then, composite fungus powder, trace element compound and pesticide are added and mixed, and then sieved and granulated in sequence to obtain organic fertilizer specially used for greening seedlings.

[0035] In the present invention, the particle size of the pulverized product obtained by the pulverization is preferably 0.05 to 0.2 mm.

[0036] In the present invention, the stirring time is preferably 1 to 3 hours. In the present invention, the sieving is preferably through a 50-100 mesh sieve. The present invention has no particular limitation on the granulation method, and conventional techniques in the art can be used.

[0037] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0038] Example 1

[0039] An organic fertilizer specifically for greening seedlings, wherein the raw materials for preparing the organic fertilizer specifically for greening seedlings are, by weight:

[0040] 25 parts of corn straw, 10 parts of sawdust, 5 parts of fly ash, 16 parts of coal gangue, 18 parts of decomposed animal feces, 6 parts of phosphate rock powder, 8 parts of potassium rock powder, 2 parts of composite bacteria powder, 1.5 parts of trace element compound agent, and 1.5 parts of insecticide.

[0041] The decomposed animal manure is obtained by composting cow manure and pig manure, and the water content of the decomposed animal manure is 38wt%;

[0042] The composite bacterial strain powder contains 300 million / g of Aspergillus niger, 200 million / g of Bacillus licheniformis, 200 million / g of Bacillus subtilis, 200 million / g of nitrogen-fixing bacteria, and 300 million / g of phosphorus bacteria;

[0043] In parts by weight, the trace element complex comprises: 0.8 parts of magnesium sulfate, 3 parts of EDTA chelated manganese, 0.7 parts of EDTA chelated copper, and 2 parts of EDTA chelated zinc;

[0044] The insecticide is 5% diazinon granules.

[0045] The preparation method of the above-mentioned organic fertilizer specially used for greening seedlings comprises the following steps:

[0046] Corn stalks, sawdust and coal gangue are mixed and crushed, and then decomposed animal feces, fly ash, phosphate rock powder and potash rock powder are added and stirred. Then, composite bacterial powder, trace element compound agent and pesticide are added and mixed, and then sieved and granulated in sequence to obtain organic fertilizer specially used for greening seedlings;

[0047] The particle size of the pulverized material obtained by the pulverization is 0.05 to 0.2 mm;

[0048] The sieving is through an 80-mesh sieve.

[0049] Example 2

[0050] The difference from Example 1 is that: 3 parts of trace element composite agent.

[0051] Example 3

[0052] The difference from Example 1 is that the amount of the trace element compound is 4.5 parts.

[0053] Example 4

[0054] The difference from Example 1 is that the amount of the trace element compound is 5.5 parts.

[0055] Example 5

[0056] The difference from Example 1 is: 28 parts of corn straw, 8 parts of sawdust, 4 parts of fly ash, 13 parts of coal gangue, 16 parts of decomposed animal feces, 8 parts of phosphate rock powder, 7 parts of potassium rock powder, 3 parts of composite bacterial strain powder, 3.5 parts of trace element complex, and 2 parts of insecticide.

[0057] Example 6

[0058] The difference from Example 5 is: 2 parts of composite bacterial strain powder.

[0059] Example 7

[0060] The difference from Example 5 is that: 4 parts of composite bacterial strain powder.

[0061] Poplar and willow saplings at the test base were treated with the organic fertilizers prepared in Examples 1 to 5 of the present invention and conventional fertilizers, respectively. The growth in seedling height and ground diameter was measured and recorded. The conventional fertilizers were commercially available compound fertilizers whose nitrogen, phosphorus, and potassium components were defined in accordance with the national standard GB15063-2009 Compound Fertilizers. The results are shown in Table 1.

[0062]

[0063] Among them, in Table 1, the growth of seedling height and ground diameter are both growth values compared with ordinary fertilizers.

[0064] It can be seen from Table 1 that, compared with ordinary fertilizers, the organic fertilizers specially used for greening seedlings prepared in Examples 1 to 5 of the present invention can significantly promote the growth of poplars and willows.

[0065] The soil physical and chemical properties were tested on the soil treated with the organic fertilizers prepared in Examples 1 to 3 of the present invention and the soil treated with ordinary fertilizers (60 days after application). The test results are shown in Table 2.

[0066]

[0067] Figure 2 This is a statistical graph showing the physical and chemical properties of soil treated with the organic fertilizer specially used for greening seedlings prepared in Examples 1 to 3 of the present invention and soil treated with ordinary fertilizers.

[0068] From Table 2 and Figure 2It can be seen that compared with the soil applied with ordinary fertilizers, the soil applied with the organic fertilizer specially used for greening seedlings prepared in Examples 1 to 3 of the present invention has a better structure, better air and water permeability, and better anti-erosion ability and structural stability.

[0069] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. An organic fertilizer specially used for greening seedlings, characterized in that: The raw materials for preparing the organic fertilizer for greening seedlings include, by mass: 10-30 parts of corn straw, 5-15 parts of sawdust, 2-7 parts of fly ash, 3-20 parts of coal gangue, 15-20 parts of decomposed animal feces, 5-16 parts of phosphate rock powder, 3-15 parts of potassium rock powder, 1-5 parts of composite bacterial culture powder, 1-8 parts of trace element compound agent, and 1-3 parts of pesticide.

2. The organic fertilizer for greening seedlings according to claim 1, wherein The raw materials for preparing the organic fertilizer for greening seedlings include, by mass: 12-28 parts of corn straw, 8-13 parts of sawdust, 4-6 parts of fly ash, 5-16 parts of coal gangue, 16-19 parts of decomposed animal feces, 6-13 parts of phosphate rock powder, 4-14 parts of potassium rock powder, 2-4 parts of composite culture powder, 1.5-6 parts of trace element compound agent, and 1.5-2 parts of pesticide.

3. The organic fertilizer for greening seedlings according to claim 1, characterized in that The decomposed animal manure is obtained by composting at least one of cow manure, pig manure, sheep manure and chicken manure.

4. The organic fertilizer for greening seedlings according to claim 1, wherein The water content of the decomposed animal feces is 30-45 wt%.

5. The organic fertilizer for greening seedlings according to claim 1, characterized in that, The composite bacterial strain powder contains 300 million / g of Aspergillus niger, 200 million / g of Bacillus licheniformis, 200 million / g of Bacillus subtilis, 200 million / g of nitrogen-fixing bacteria, and 300 million / g of phosphorus bacteria.

6. The organic fertilizer for greening seedlings according to claim 1, characterized in that Calculated by weight, the trace element complex comprises: 0.7-1 parts of magnesium sulfate, 3-4 parts of EDTA chelated manganese, 0.3-1 parts of EDTA chelated copper, and 1-3 parts of EDTA chelated zinc.

7. The organic fertilizer for greening seedlings according to claim 1, characterized in that The insecticide is at least one of 5% diazinon granules and 2.5% isofenphos-methyl granules.

8. A method for preparing the organic fertilizer for greening seedlings according to any one of claims 1 to 7, characterized in that: The following steps are involved: Corn stalks, sawdust and coal gangue are mixed and crushed, and then decomposed animal manure, fly ash, phosphate rock powder and potassium rock powder are added and stirred. Then, composite fungus powder, trace element compound and pesticide are added and mixed, and then sieved and granulated in sequence to obtain organic fertilizer specially used for greening seedlings.

9. The method for preparing the organic fertilizer for greening seedlings according to claim 8, wherein The particle size of the pulverized product obtained by the pulverization is 0.05 to 0.2 mm.

10. The method for preparing the organic fertilizer for greening seedlings according to claim 8, wherein: The sieving is through a 50-100 mesh sieve.

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