CN111574304A - Natural mineral soil conditioning nutrient and preparation method and application thereof - Google Patents
Natural mineral soil conditioning nutrient and preparation method and application thereof Download PDFInfo
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- CN111574304A CN111574304A CN202010422485.9A CN202010422485A CN111574304A CN 111574304 A CN111574304 A CN 111574304A CN 202010422485 A CN202010422485 A CN 202010422485A CN 111574304 A CN111574304 A CN 111574304A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D3/00—Calcareous fertilisers
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/70—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting wettability, e.g. drying agents
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a natural mineral soil conditioning nutrient and a preparation method and application thereof, and belongs to the technical field of soil improvement materials. The mineral material comprises the following components in parts by weight: 50-60 parts of mineral substance, 2-10 parts of binder, 5-15 parts of humectant, 10-20 parts of acidic compound fertilizer and 70-80 parts of water, wherein the mineral substance is a mixture of natural gypsum ore and attapulgite. The invention adopts natural gypsum ore and attapulgite as the main raw materials of the natural mineral soil conditioning nutrient, so that the water-soluble anions and cations of the product are both in the range suitable for the growth of crops; the material preparation method is simple, low in cost and good in practicability.
Description
Technical Field
The invention belongs to the technical field of soil improvement materials, and particularly relates to a natural mineral soil conditioning nutrient as well as a preparation method and application thereof.
Background
The soil in China is one of the most seriously harmed countries in the world by desertification and salinization, the desertification and salinization areas are large, the distribution is wide, the ecological environment deterioration is aggravated, the large area of beach and beach continuously erodes the surrounding soil, the development of the agriculture and the social economy in China is seriously influenced, the living and developing space of the nationality is threatened, and the serious economic loss is caused.
At present, the following methods are generally adopted for treating the combined pollution of heavy metals and organic matters: physical and chemical combined remediation, chemical and biological combined remediation, plant and microorganism combined remediation and soil leaching remediation. The purpose of improving the saline-alkali soil is to improve the physicochemical property of the soil and provide an improved growing environment for crops, thereby achieving the purpose of high yield and high efficiency of the crops. The currently adopted improvement method and the used modifying agent cannot take the effects of improving the physical and chemical properties of soil and improving the crop yield into consideration; and the operation is more complicated and the cost is higher in the improvement process, so that the method can not be widely applied to actual production.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a natural mineral soil regulating nutrient, which adopts a natural gypsum material as a main material, has simple composition and wide application. The invention aims to solve another technical problem of providing a preparation method of the natural mineral soil conditioning nutrient, wherein the preparation process of the mineral material is simple and the cost is low. The invention also provides an application of the natural mineral soil conditioning nutrient, the mineral material can improve the physical and chemical properties of saline-alkali soil, can increase the yield of crops, and has the advantages of low cost, wide applicability and convenient popularization and use.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a natural mineral soil conditioning nutrient comprises the main components of natural gypsum ore and attapulgite according to the mass ratio of 3: 1-5: 1.
The natural mineral soil regulating nutrient consists of the following components in parts by weight: 50-60 parts of mineral substances, 2-10 parts of binder, 5-15 parts of humectant, 10-20 parts of acidic compound fertilizer and 70-80 parts of water.
The natural mineral soil conditioning nutrient is prepared by mixing one or more of hydrophobic carbohydrate fatty acid substances, waste thermoplastic plastics, epoxy resin or formaldehyde with a binder; the humectant is one or a mixture of acrylic acid, sodium carboxymethylcellulose or ammonium polyacrylate; the acidic compound fertilizer is cellulose-based activated carbon.
The natural mineral soil regulating nutrient consists of the following components in parts by weight: 52-58 parts of mineral substances, 4-8 parts of binder, 8-13 parts of humectant, 10-20 parts of acidic compound fertilizer and 70-80 parts of water.
The natural mineral soil regulating nutrient consists of the following components in parts by weight: 52 parts of mineral substances, 4 parts of binder, 8 parts of humectant, 10 parts of acidic compound fertilizer and 70 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 3: 1; the binder is hydrophobic carbohydrate fatty acid substances; the humectant is sodium hydroxymethyl cellulose; the acidic compound fertilizer is cellulose-based activated carbon.
The natural mineral soil regulating nutrient consists of the following components in parts by weight: 55 parts of mineral substances, 6 parts of binder, 10 parts of humectant, 15 parts of acidic compound fertilizer and 75 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 3: 1; the binder is epoxy resin; the humectant is acrylic acid; the acidic compound fertilizer is cellulose-based activated carbon.
The natural mineral soil regulating nutrient consists of the following components in parts by weight: 58 parts of mineral substances, 8 parts of binder, 13 parts of humectant, 20 parts of acidic compound fertilizer and 80 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 5: 1; the binder is epoxy resin; the humectant is ammonium polyacrylate; the acidic compound fertilizer is cellulose-based activated carbon.
The preparation method of the natural mineral soil regulating nutrient comprises the following steps:
(1) respectively crushing the mineral raw materials to enable the particle size of the mineral raw materials to be 50-150 meshes; then adding the binder, the humectant and the acidic compound fertilizer, and stirring for 5-8 hours;
(2) adding water into the uniformly stirred mixed material obtained in the step (1), slowly heating to 50-100 ℃ in the water adding process, and continuously stirring for 8-10 hours; standing and curing for 3-5 days at normal temperature after stirring;
(3) and (4) granulating the solidified material by using an extrusion granulator.
The natural mineral soil regulating nutrient is applied to improving soil salinization.
Has the advantages that: compared with the prior art, the invention has the advantages that:
(1) when the mineral material is applied to saline-alkali soil, the physicochemical property of the soil can be improved, and the salinization degree of the soil can be thoroughly improved; meanwhile, the yield of crops can be increased, the yield and income can be increased, and the method can be widely popularized and used.
(2) The invention adopts natural gypsum ore and attapulgite as the main raw materials of the natural mineral soil conditioning nutrient, so that the water-soluble anions and cations of the product are in the range suitable for the growth of crops; the material preparation method is simple, low in cost and good in practicability.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with examples are described in detail below.
The natural gypsum ore adopted by the invention is more than three-grade gypsum detected according to the national standard of natural gypsum GBT-5483-2008.
The attapulgite adopts raw ore soil attapulgite, wherein the content of the attapulgite is 34.5% (the test method is an XRD internal standard method); the contents of silicon, calcium, magnesium, iron and titanium in the raw ore are respectively indicated by the contents of silicon dioxide, calcium carbonate, magnesium oxide, iron oxide and titanium dioxide, respectively, and are respectively 45.5%, 17.8%, 3.2%, 9.2% and 1.02% (the test method is marked by XRF powder method).
Example 1
The following three formulas are preferred formulas of the mineral of the invention, and specifically are:
the first product comprises the following components in parts by weight: 52 parts of mineral substances, 4 parts of hydrophobic carbohydrate fatty acid substances, 8 parts of sodium carboxymethyl cellulose, 10 parts of cellulose-based activated carbon and 70 parts of water; the mineral is a mixture of natural gypsum ore and attapulgite; the mass ratio of the natural gypsum ore to the attapulgite is 3: 1.
The product II comprises the following components in parts by weight: 55 parts of mineral, 6 parts of epoxy resin, 10 parts of acrylic acid, 15 parts of cellulose-based activated carbon and 75 parts of water; the mineral substance is a mixture of natural gypsum ore and attapulgite, and the mass ratio of the natural gypsum ore to the attapulgite is 3: 1.
The third product comprises the following components in parts by weight: 58 parts of mineral substances, 8 parts of epoxy resin, 13 parts of ammonium polyacrylate, 20 parts of cellulose-based activated carbon and 80 parts of water; the mineral substance is a mixture of natural gypsum ore and attapulgite, and the mass ratio of the natural gypsum ore to the attapulgite is 5: 1.
The preparation method of the natural mineral soil regulating nutrient comprises the following steps:
(1) respectively crushing the mineral raw materials to enable the particle size of the mineral raw materials to be 75 meshes; then adding the binder, the humectant and the acidic compound fertilizer, and stirring for 5 hours;
(2) adding water into the uniformly stirred mixed material in the step (1), slowly heating to 70 ℃ in the water adding process, and continuously stirring for 10 hours; standing at normal temperature for curing for 3 days after stirring;
(3) and (4) granulating the solidified material by using an extrusion granulator.
The rice research and development center of the Chinese rice institute detects 13 indexes of the mineral material such as conductivity and the like, and the detection results are shown in table 1. As can be seen from Table 1, the water-soluble anions and cations of the product are in the range suitable for the growth of crops; can effectively improve the land environment.
TABLE 1 Natural mineral soil Conditioning nutrient Performance test results
Example 2
The three products in the embodiment 1 are applied to the planting of paddy rice in saline-alkali soil, the experimental group is a planting field applied with the mineral material product I, the product II and the product III, and the control group is a planting field not applied with the mineral material; and respectively testing the performance parameters of the saline-alkali soil before and after the experiment begins, and recording the yield of the rice in the experimental group and the yield of the rice in the control group after the experiment ends.
Summary of the test fields: the soil in the test field is seriously salinized, the pH value is more than 8.0, the serious pH value is even more than 8.5, the total salt content of 0-40 cm of surface soil is 2.06%, the conductivity is 7.76, and the soil is typical saline soil. The crop to be tested was rice.
And (3) field test results: the crop emergence rate and yield of the test demonstration area improved by the mineral material are obviously higher than those of a control area without the mineral material (the result is shown in table 2), the rice emergence rate of the improved model area is 95.3 percent at most, and the average rice emergence rate of the control area without the mineral material is 37.3 percent; the rice yield of the improved demonstration area reaches 590.6 kg/mu at the maximum, and the rice yield of the unapplied control area is 370.9 kg/mu. This is sufficient to demonstrate that the application of the mineral material can improve acid soils, increase crop emergence rates and yields.
TABLE 2 results of rice yields in the experimental and control groups
| Reagent | Yield/kg per mu | Increase yield/% |
| Product one | 537.9 | 45.03 |
| Product two | 550.3 | 48.37 |
| Product III | 590.6 | 59.23 |
| Reference substance | 370.9 | - |
Change of the pH value of the soil: by applying the mineral material disclosed by the invention, the pH value of rice planted is reduced, the reduction amplitude of the pH value is 2, the saline-alkali degree of soil is obviously improved, the hardened hardness of soil is obviously improved, and the permeability is improved by 6 times.
From the research results, the mineral material can improve the physicochemical property of soil and thoroughly improve the salinization degree of the soil when being applied to the saline-alkali soil; meanwhile, the yield of crops can be increased, the yield and income can be increased, and the method can be widely popularized and used.
Claims (9)
1. The natural mineral soil conditioning nutrient is characterized by mainly comprising natural gypsum ore and attapulgite in a mass ratio of 3: 1-5: 1.
2. The natural mineral soil conditioning nutrient as claimed in claim 1, which is composed of the following components in parts by weight: 50-60 parts of mineral substances, 2-10 parts of binder, 5-15 parts of humectant, 10-20 parts of acidic compound fertilizer and 70-80 parts of water.
3. The natural mineral soil conditioning nutrient of claim 2, wherein the binder is a mixture of one or more of hydrophobic carbohydrate fatty acids, waste thermoplastic, epoxy resin, or formaldehyde; the humectant is one or a mixture of acrylic acid, sodium carboxymethylcellulose or ammonium polyacrylate; the acidic compound fertilizer is cellulose-based activated carbon.
4. The natural mineral soil conditioning nutrient according to claim 2 or 3, which is composed of the following components in parts by weight: 52-58 parts of mineral substances, 4-8 parts of binder, 8-13 parts of humectant, 10-20 parts of acidic compound fertilizer and 70-80 parts of water.
5. The natural mineral soil conditioning nutrient according to claim 2 or 3, which is composed of the following components in parts by weight: 52 parts of mineral substances, 4 parts of binder, 8 parts of humectant, 10 parts of acidic compound fertilizer and 70 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 3: 1; the binder is hydrophobic carbohydrate fatty acid substances; the humectant is sodium hydroxymethyl cellulose; the acidic compound fertilizer is cellulose-based activated carbon.
6. The natural mineral soil conditioning nutrient according to claim 2 or 3, which is composed of the following components in parts by weight: 55 parts of mineral substances, 6 parts of binder, 10 parts of humectant, 15 parts of acidic compound fertilizer and 75 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 3: 1; the binder is epoxy resin; the humectant is acrylic acid; the acidic compound fertilizer is cellulose-based activated carbon.
7. The natural mineral soil conditioning nutrient according to claim 2 or 3, which is composed of the following components in parts by weight: 58 parts of mineral substances, 8 parts of binder, 13 parts of humectant, 20 parts of acidic compound fertilizer and 80 parts of water, wherein the mass ratio of the natural gypsum ore to the attapulgite is 5: 1; the binder is epoxy resin; the humectant is ammonium polyacrylate; the acidic compound fertilizer is cellulose-based activated carbon.
8. A method for preparing the natural mineral soil conditioning nutrient as set forth in claim 2 or 3, comprising the steps of:
(1) respectively crushing the mineral raw materials to enable the particle size of the mineral raw materials to be 50-150 meshes; then adding the binder, the humectant and the acidic compound fertilizer, and stirring for 5-8 hours;
(2) adding water into the uniformly stirred mixed material obtained in the step (1), slowly heating to 50-100 ℃ in the water adding process, and continuously stirring for 8-10 hours; standing and curing for 3-5 days at normal temperature after stirring;
(3) and (4) granulating the solidified material by using an extrusion granulator.
9. Use of the natural mineral soil conditioning nutrient of claim 1 or 2 for improving soil salinization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422485.9A CN111574304A (en) | 2020-05-18 | 2020-05-18 | Natural mineral soil conditioning nutrient and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010422485.9A CN111574304A (en) | 2020-05-18 | 2020-05-18 | Natural mineral soil conditioning nutrient and preparation method and application thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106083309A (en) * | 2016-06-04 | 2016-11-09 | 山东胜伟园林科技有限公司 | A kind of alkaline land soil improving fertilizer and preparation method thereof |
| CN107973640A (en) * | 2017-11-30 | 2018-05-01 | 潍坊友容实业有限公司 | Sandy alkaline land improving compound fertilizer in strand and preparation method thereof |
| CN108260375A (en) * | 2018-02-06 | 2018-07-10 | 广西珍妮酵母生物科技有限公司 | Vegetable melon and fruit crop field planting saline-alkali soil improvement method |
-
2020
- 2020-05-18 CN CN202010422485.9A patent/CN111574304A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106083309A (en) * | 2016-06-04 | 2016-11-09 | 山东胜伟园林科技有限公司 | A kind of alkaline land soil improving fertilizer and preparation method thereof |
| CN107973640A (en) * | 2017-11-30 | 2018-05-01 | 潍坊友容实业有限公司 | Sandy alkaline land improving compound fertilizer in strand and preparation method thereof |
| CN108260375A (en) * | 2018-02-06 | 2018-07-10 | 广西珍妮酵母生物科技有限公司 | Vegetable melon and fruit crop field planting saline-alkali soil improvement method |
Non-Patent Citations (2)
| Title |
|---|
| 刘小京 等: "《农田多水源高效利用理论与实践》", 31 December 2018, 河北科学技术出版社 * |
| 黄锐: "《塑料工程手册 上》", 30 April 2000, 北京：机械工业出版社 * |
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