CN113785750A - B-type phosphogypsum plant growing material - Google Patents
B-type phosphogypsum plant growing material Download PDFInfo
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- CN113785750A CN113785750A CN202111011325.6A CN202111011325A CN113785750A CN 113785750 A CN113785750 A CN 113785750A CN 202111011325 A CN202111011325 A CN 202111011325A CN 113785750 A CN113785750 A CN 113785750A
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- phosphogypsum
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a B-type phosphogypsum plant growth material, which mainly comprises beta gypsum, phosphogypsum slag, soil, a water-retaining agent, plant seeds and plant fibers, wherein an organic fertilizer can be added according to actual requirements, the thickness of the material after forming is 8 cm-12 cm, the mass ratio of the beta gypsum to the phosphogypsum slag in the material is 5:7, the mass of the mixed beta gypsum and phosphogypsum slag accounts for more than 60% of the total mass, the B-type phosphogypsum plant growth material mainly comprises the phosphogypsum, the beta gypsum, soil, a water-retaining agent and the like, the phosphogypsum plant growth material is used for slope protection and greening, the traditional slope protection cement gunite can not only consume the phosphogypsum to achieve comprehensive utilization, but also can quickly and effectively protect and green the slope, and is mainly applied to cover mine environment recovery and treatment, ecological restoration of the road and construction site slope, Urban wound ecological restoration and greening, landscape engineering design, landscaping and maintenance and the like.
Description
Technical Field
The invention relates to the technical field of comprehensive utilization of phosphogypsum, in particular to a B-type phosphogypsum plant growing material.
Background
The phosphogypsum is an associated product generated in the production process of phosphorus chemical industry, and the accumulation of a large amount of phosphogypsum not only occupies land resources, but also has potential safety and environmental protection hazards. The treatment and utilization of the phosphogypsum are worldwide difficult problems, a large amount of phosphogypsum exists in a phosphorization group, part of phosphogypsum storage yards have hidden environmental protection hazards, and the comprehensive utilization of the phosphogypsum is urgently needed to be solved.
Human engineering activities such as domestic engineering construction, mine exploitation and the like form a large number of side slopes, the ecological environment is seriously damaged, water and soil loss is caused by rain wash, potential safety hazards are caused by instability of the side slopes, and side slope protection and greening are indispensable technical measures in side slope management.
Disclosure of Invention
The invention aims to overcome the existing defects and provides a B-type phosphogypsum plant growth material which mainly comprises phosphogypsum, beta gypsum, soil, a water-retaining agent and the like, slope protection and greening are carried out by utilizing the phosphogypsum plant growth material, the traditional slope protection cement guniting can not only consume the phosphogypsum to achieve comprehensive utilization of the phosphogypsum, but also can quickly and effectively carry out slope protection and greening, and the B-type phosphogypsum plant growth material is mainly applied to recovery and treatment of a covering mine environment, ecological restoration of a side slope of a road engineering and construction site, ecological restoration and greening of urban wound surfaces, landscape engineering design, landscaping maintenance and the like, and can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a B-type phosphogypsum plant growing material mainly comprises beta gypsum, phosphogypsum slag, soil, a water-retaining agent, plant seeds and plant fibers.
As a preferable technical scheme of the invention, the thickness of the material after molding is 8 cm-12 cm.
As a preferred technical scheme of the invention, the mass ratio of the beta gypsum to the phosphogypsum slag in the material is 5:7, and the mass of the mixed beta gypsum and phosphogypsum slag accounts for more than 60% of the total mass.
As a preferable technical scheme of the invention, the B-type phosphogypsum plant-growing material can be added with organic fertilizer according to actual requirements.
As a preferred technical scheme of the invention, the beta gypsum, the phosphogypsum slag, the soil substitute, the water-retaining agent, the plant seeds and the plant fibers are mixed and then are constructed by adopting a dry spraying process.
Compared with the prior art, the invention has the beneficial effects that: the B-type phosphogypsum material is mainly used for slope protection greening and ecological restoration of projects with relatively low gradient, such as buildings, roads, municipal works, railways, mines, spoil yards, tailing ponds and the like, and mine environment recovery treatment.
The phosphogypsum plant-growing material is ahead of the traditional slope engineering treatment and restoration greening, the traditional technical method has long period, high construction cost and large workload, the slope can be protected by spraying and restoring the slope by utilizing the novel base material of our side, the slope re-greening can be realized quickly, compared with other ecological restoration materials in the industry, the phosphogypsum plant-growing material has the greatest advantages of safety, stability and environmental protection, the application and implementation of the novel ecological environment-friendly plant-growing material has good adaptability, and the method is mainly embodied in the following aspects:
firstly, all the colloid materials of the phosphogypsum plant growth material are inorganic materials, and no artificially synthesized organic material component exists, so that the plant growth is facilitated, and the main basic auxiliary material adopts the solid waste produced by the phosphate fertilizer in the current working area, so that the high-efficiency utilization of the solid waste can be effectively improved, and the use cost of the material can be reduced;
secondly, by matching with professional technical means, the time from seed germination to slope re-greening of vegetation can be greatly shortened, and ecological vegetation in special environment and even severe environment can be recovered, thus being very beneficial to quick recovery and construction of a field ecological system;
thirdly, through the matching of different plant species, the plant landscape with rich arbor, shrub and grass layers is created, a natural and ecological plant community is created, the local environment quality can be improved, and the plant landscape is perfectly trampled on the concept of 'green mine';
fourthly, the phosphogypsum vegetation material adopted by the slope ecological restoration technology has good gelling property, no soil loss is caused when the phosphogypsum vegetation material is rained after hardening, and meanwhile, the phosphogypsum vegetation material has strong water absorption capacity, so that the phosphogypsum vegetation material also has excellent water and soil conservation effect;
the restriction of the terrain, the landform and the soil condition is small, the protection of the side slope is promoted, and the vegetation material attached to the plants can form a certain degree of closed protection on the slope surface of the side slope;
sixthly, the method is suitable for quick re-greening, and the adopted phosphogypsum plant growth material is more suitable for quick re-greening, and sprouts in one week and is in Maoyu for one month;
seventhly, the environmental protection significance of the slope greening is very obvious, the slope greening can beautify the environment, and meanwhile, natural disasters such as landslide, debris flow and the like can be effectively prevented;
and eighthly, the solid waste is comprehensively utilized, and the phosphogypsum planting material utilizes phosphogypsum slag, wherein the ratio is large, so that the phosphogypsum slag contributes greatly to the storage of the phosphogypsum, the comprehensive utilization of the phosphogypsum solid waste is greatly enhanced, and the national and local comprehensive utilization policies of the phosphogypsum solid waste are responded positively.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a B-type phosphogypsum plant growth material mainly comprises beta gypsum, phosphogypsum slag, soil substitute, a water-retaining agent, plant seeds, plant fibers and the like, the thickness is 8 cm-12 cm, the mass ratio of the beta gypsum to the phosphogypsum slag is 5:7, the mass of the mixed beta gypsum and phosphogypsum slag accounts for more than 60% of the total mass, and the mixed beta gypsum, phosphogypsum slag, soil substitute, the water-retaining agent, the plant seeds and the plant fibers are constructed by adopting a dry spraying process;
the phosphogypsum plant growing material is different from the traditional slope protection cement gunite, and has the following material characteristics:
firstly, the setting and hardening are fast, the plant-growing material can be set and hardened after half an hour of spray-seeding, meanwhile, the bottom layer of the sprayed plant-growing material also has certain strength, the strength can reach about 3MPa in 7 days, and the plant-growing material has certain protection effect on side slopes;
secondly, the plant growth material has stronger water resistance after being hardened, does not collapse when being soaked in rainwater, has better water retention and volume stability, and can effectively prevent rainwater erosion;
the adaptability with plants is good, the pH value of the base material is about 7.0, the growth of the plants is facilitated, and the cultivation method is suitable for various cultivation modes such as sowing, planting and the like; meanwhile, the base material has superior environmental protection characteristic, acid-base balance, no heavy metal and radioactive element pollution and no damage to the ecological environment;
fourthly, the construction is convenient, the spraying construction process can be adopted, the slope surface is directly sprayed, the process is simple, and the efficiency is high; the auxiliary material has the characteristics of wide source, relatively low cost and the like, the auxiliary material for taking foreign soil is mainly the surface soil of the field, and the vegetation is mainly the local adaptive shrubs and grasses.
Claims (5)
- The B-type phosphogypsum plant growing material is characterized in that: the material mainly comprises beta gypsum, phosphogypsum slag, soil, a water-retaining agent, plant seeds and plant fibers.
- 2. The type B phosphogypsum vegetation material according to claim 1, characterized in that: the thickness of the material after molding is 8 cm-12 cm.
- 3. The type B phosphogypsum vegetation material according to claim 1, characterized in that: the mass ratio of the beta gypsum to the phosphogypsum slag in the material is 5:7, and the mass of the mixed beta gypsum and phosphogypsum slag accounts for more than 60% of the total mass.
- 4. The type B phosphogypsum vegetation material according to claim 1, characterized in that: the B-type phosphogypsum plant-growing material can be added with organic fertilizer according to actual requirements.
- 5. The type B phosphogypsum vegetation material according to claim 1, characterized in that: and the beta gypsum, the phosphogypsum slag, the soil substitute, the water-retaining agent, the plant seeds and the plant fibers are mixed and then are constructed by adopting a dry spraying process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111011325.6A CN113785750A (en) | 2021-08-31 | 2021-08-31 | B-type phosphogypsum plant growing material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111011325.6A CN113785750A (en) | 2021-08-31 | 2021-08-31 | B-type phosphogypsum plant growing material |
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| Publication Number | Publication Date |
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| CN113785750A true CN113785750A (en) | 2021-12-14 |
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| CN202111011325.6A Pending CN113785750A (en) | 2021-08-31 | 2021-08-31 | B-type phosphogypsum plant growing material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116462479A (en) * | 2023-04-18 | 2023-07-21 | 云南磷化集团有限公司 | Method for carrying out mine ecological reconstruction by using harmless phosphogypsum |
-
2021
- 2021-08-31 CN CN202111011325.6A patent/CN113785750A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116462479A (en) * | 2023-04-18 | 2023-07-21 | 云南磷化集团有限公司 | Method for carrying out mine ecological reconstruction by using harmless phosphogypsum |
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