CN105950173A - Biogas residue alkaline soil improver and application method thereof - Google Patents
Biogas residue alkaline soil improver and application method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
The invention relates to the technical field of soil improvement, and discloses a biogas residue alkaline soil improver and an application method thereof. The biogas residue alkaline soil improver comprises the following components in percentage by mass: 50-60% of biogas residue, 5-10% of ammonium sulfate, 7-15% of ammonium dihydrogen phosphate, 7-15% of dolomite powder, 7-15% of shell powder and 7-15% of biochemical potassium fulvate. The application method comprises the following steps: when the pH value of the soil is 7.5-8, the amount of the biogas residue alkaline soil improver is 100kg/mou; and when the pH value of the soil is greater than 8.0, the amount of the biogas residue alkaline soil improver is 200kg/mou. The biogas residue alkaline soil improver has the advantages of low cost, quick effect taking, no pollution and favorable improvement effect.
Description
Technical field
The present invention relates to technical field of land improvement, particularly relate to a kind of biogas residue alkali soil improvement agent and using method thereof.
Background technology
The salinization of soil in soil is a worldwide ecological problem, and the saline Land degree in current global range presents bright
Aobvious ascendant trend.The distribution of China's saline-alkali soil almost spreads over the whole nation, modern salinization soil area about 3693.3 ten thousand hm2, residual
Remaining salinization soil about 4486.7 ten thousand hm2, potential salinization soil is 1733.3 ten thousand hm2, all kinds of salt-soda soils area amounts to 9913.3
Ten thousand hm2, it is concentrated mainly on the major part nonirrigated farmland arid, half-dried of the Huang-Huai-Hai in North China, the Three River Plain in northeast and the Northwest
District, and the coastal region in east China.
Alkaline land improving technology and measure mainly have physics, chemistry, water conservancy, biological four aspects.Physical measure mainly uses
Draining, rinse, loosen the soil and apply fertilizer, spread the husky pressure mode such as alkali, stalks mulching saline-alkali soil is improved；Chemical is mainly
Utilize acid-base neutralization principle, apply to improve Soil structure, nutrient, reduction salinity, basicity, the soil conditioner of pH；Water
Profit measure is to utilize brackish water irrigation technology, makes soil salt content be less than the tolerance of salinity of crop, makes crop grow in normality threshold；
Biological control measure is to use recovery ecological principle to utilize saline alkali tolerant plant that salt-soda soil is carried out ecological recovery.
In currently available technology, chemical is because of its instant effect, easy to use, and range of application is wider.But there are some problems,
Chinese patent CN105038801A discloses a kind of soil conditioner, wherein with the addition of desulfuration waste, improve the thing of soil
Rationality shape and the crumb structure of soil, reduce production cost, but usually contain the heavy metal of a large amount of residual in desulfuration waste
And organic pollution, these all can be deposited in therewith in soil, bring new pollutant.In Chinese patent CN103627401A
Disclose a kind of saline-alkali soil conditioner, scheme employ a large amount of artificial synthetic organic materials, macromolecular compound and chemical industry preparation,
Instant effect, but relatively costly, artificial synthetic organic materials stable in properties, it is not easily decomposed, increases soil burden.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of low cost, instant effect, the biogas residue alkaline earth that pollution-free, improved effect is good
Modifying agent and using method thereof.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
Biogas residue alkali soil improvement agent of the present invention, including following components (mass percent):
Biogas residue 50-60%, ammonium sulfate 5-10%, ammonium dihydrogen phosphate 7-15%, dolomite dust 7-15%, conch meal 7-15%,
Biochemical fulvic acid potassium 7-15%.
Biogas residue alkali soil improvement agent of the present invention, further, described biogas residue is plant fermentation residue or livestock manure fermented residue.
Biogas residue alkali soil improvement agent of the present invention, further, 300-350 mesh selected by described dolomite dust.
Biogas residue alkali soil improvement agent of the present invention, further, is prepared from accordance with the following methods:
Biogas residue, ammonium sulfate, ammonium dihydrogen phosphate, dolomite dust, conch meal and biochemical fulvic acid potassium are crushed to particle diameter 2mm respectively
Hereinafter, fill finished product after mix homogeneously.
The using method of biogas residue alkali soil improvement agent of the present invention, when soil pH value is 7.5-8, biogas residue alkali soil improvement agent usage amount is 100
Kg/ mu, when soil pH value is more than 8.0, biogas residue alkali soil improvement agent usage amount is 200kg/ mu.
The using method of biogas residue alkali soil improvement agent of the present invention, further, when applying in orchard, is radioactivity at fruit tree periphery
Ditching, applies in ditch by biogas residue alkali soil improvement agent, is administered alone or and application of mixed fertilizers.
The using method of biogas residue alkali soil improvement agent of the present invention, further, when applying in grainfield, field of vegetables, independent hole pressing is grabbed and is executed
Or mix homogeneously with fertilizer that applying ploughs in earth's surface is mixed in soil.
Biogas residue alkali soil improvement agent of the present invention compared with prior art, has the advantages that
Biogas residue alkali soil improvement agent of the present invention utilizes ammonium sulfate, ammonium dihydrogen phosphate to be manured into soil with special ratios mixing, can be effectively improved
The absorption rate of nitrogenous fertilizer, and two kinds of raw materials hydrolysis of application are in physiological phenomenon feature, OH unnecessary in sweetening of the soil-Radical ion, temperature
With conditioning soil ph, one is fertile dual-purpose, beneficially plant growth.
Biogas residue alkali soil improvement agent of the present invention utilizes biogas residue and biochemical fulvic acid potassium synergism, is biological preparation and the answering of chemicals
Compound, containing a large amount of organic, humic acidss in biogas residue, containing a large amount of active groups in biochemical fulvic acid, baseexchangecapacity is big,
Substantial amounts of beneficial microbe can be produced with biogas residue combining with fermentation, alleviate because of the excessive soil compaction that causes of alkalescence, increase Soil ventilation
Property, supplement the content of organic matter, activate arable layer, make beneficial microbe kind and quantity continue to increase, improve Soil Nutrient Transformation
And utilization rate of fertilizer, by regulation Soil Micro-environment, it is possible to improve the growing environment of crops so that plant growth situation and product
Amount is significantly improved, and does not cause any environmental pollution, and has the effect that anthelmintic is disease-resistant, can strengthen crop disease-resistant energy
Power, the growth of suppression pathogenic bacterium and breeding, reduce the disease sickness rate of crop.
Biogas residue alkali soil improvement agent of the present invention utilizes dolomite dust and conch meal to provide Ca needed for plant growing2+、Mg2+Ion, can be effective
Solve the calcium and magnesium incomplete absorption that causes because of soil alkalization, can moderate-element needed for long-acting supplementary plant growing, it is ensured that crop is normal
Growth, improving quality of agricultural product has remarkable result, prevents the blossom-end rot because calcium deficiency causes, cracked fruit etc..
Detailed description of the invention
Preparation embodiment
Prepare biogas residue alkali soil improvement agent of the present invention in accordance with the following methods:
(1) get the raw materials ready: get the raw materials ready according to ratio shown in table 1；
(2) above-mentioned each material is crushed to below particle diameter 2mm, fill finished product after mix homogeneously.
Embodiment materials proportioning prepared by table 1
| Preparation 1 | Preparation 2 | Preparation 3 | Preparation 4 | Preparation 5 | |
| Biogas residue | 50 | 55 | 60 | 52 | 58 |
| Ammonium sulfate | 5 | 10 | 8 | 6 | 7 |
| Ammonium dihydrogen phosphate | 7 | 10 | 12 | 9 | 15 |
| Dolomite dust | 15 | 7 | 12 | 10 | 8 |
| Conch meal | 7 | 9 | 12 | 15 | 10 |
| Biochemical fulvic acid potassium | 15 | 10 | 7 | 9 | 13 |
Application Example 1
The biogas residue alkali soil improvement agent that above-mentioned preparation embodiment 1,3,4 prepares is applied to 1-3 salt-soda soil, concrete soil respectively
Type and soil quality situation are as shown in table 2, biogas residue alkali soil improvement agent are mixed with fertilizer and apply in earth's surface, make it by digging
Being mixed in soil, biogas residue alkali soil improvement agent uses standard to be soil pH value when being 7.5-8, and biogas residue alkali soil improvement agent usage amount is 100
Kg/acre, when soil pH value is more than 8.0, biogas residue alkali soil improvement agent usage amount is 200 kgs/acre, use frequency be 2 times/
Year.After using biogas residue alkali soil improvement agent of the present invention 1 year and 2 years, soil quality situation is as shown in table 3.
The initial soil quality condition in table 2 salt-soda soil
| No. 1 salt-soda soil | No. 2 salt-soda soils | No. 3 salt-soda soils | |
| PH value | 7.85 | 8.10 | 8.71 |
| Organic g/kg | 8.39 | 8.17 | 12.35 |
| Alkali-hydrolyzable nitrogen mg/kg | 45.5 | 64.2 | 50.3 |
| Rapid available phosphorus mg/kg | 34.28 | 36.17 | 32.95 |
| Available potassium mg/kg | 474.14 | 522.16 | 431.23 |
Table 3 uses the soil quality situation after biogas residue alkali soil improvement agent
Being contrasted with table 3 by table 2, after using biogas residue alkali soil improvement agent of the present invention 2 years, soil pH value is the most extensive
Multiple neutral soil level between 6.5-7.5, and after using biogas residue alkali soil improvement agent continuously 1 year, the organic matter in soil, alkali
Solve nitrogen, rapid available phosphorus etc. to be significantly improved, execute quick-acting potassium content due to rainwater punching and decrease, but content still keeps one-level water
Flat more than 2 times, soil fertility is recovered, and the nutriture of soil has obtained the improvement of essence.
Application Example 2
No. 1 salt-soda soil, soil types is marine solonchak, and quality sticks loamy texture, growing vegetables test block, and in it, plantation Fructus Cucumidis sativi is with white
Dish, is respectively provided with a matched group and an experimental group, and experimental group independent hole pressing when plantation is grabbed and executed obtained by preparation embodiment 1
Biogas residue alkali soil improvement agent, before using modifying agent, the pH value of detection soil, adjust according to the change of soil pH value at any time
The consumption of modifying agent, when soil pH value is 7.5-8, biogas residue alkali soil improvement agent usage amount is 100kg/ mu, and soil pH value is big
In 8.0 time, biogas residue alkali soil improvement agent usage amount is 200kg/ mu.Matched group does not apply any soil conditioner, with experimental group one
Sample uses identical fertilizer, often group 3 parallel laboratory test districts of Setup Experiments.Measure during vegetable growth and record it and specifically give birth to
Long situation, result is as shown in table 4.
The concrete growing state of table 4 vegetable
As shown in Table 4, compared with matched group, use the Fructus Cucumidis sativi of biogas residue alkali soil improvement agent of the present invention, melon length, shoulder breadth and single melon weight
Adding 16%, 25% and 20% respectively, NO3-N and NO2-N content reduces by 52.8% and 49.8% respectively, compounding application
The cucumber growth situation of biogas residue alkali soil improvement agent of the present invention is substantially better than matched group, simultaneously as rational allocation ammonium sulfate and phosphorus
The ratio of acid dihydride ammonium, greatly reduces the content of NO3-N and NO2-N in Fructus Cucumidis sativi, reduces Fructus Cucumidis sativi and eat raw and may bring
Potential safety hazard.Compared with matched group, use the Chinese cabbage of biogas residue alkali soil improvement agent of the present invention, plant height, the number of blade, fresh weight
It has been respectively increased 7.5%, 10%, 12% and 12.5% with shortening stem fresh weight.Fructus Cucumidis sativi is compared matched group with the yield of Chinese cabbage and increases respectively
Having grown 42.9% and 17.5%, yield has had and has improved largely, and biogas residue alkali soil improvement agent of the present invention can quickly improve soil pH
Value, and it is effectively improved soil fertility, jointly to use with crop, speed of action is fast, takes effect substantially, can be effectively improved the life of vegetable
Long situation and yield.
Application Example 3
No. 2 salt-soda soils, soil types is marine solonchak, quality loamy soil, Farming test block, plantation 128 Oryza sativa L. in it.
It is respectively provided with a matched group and an experimental group, tests area 0.5 mu, do not set repetition.Experimental group the most first will preparation
Biogas residue alkali soil improvement agent obtained by embodiment 2 mixes with fertilizer and applies in earth's surface, is then mixed in soil by ploughing, turns over
Row plantation again after ground 3-5 day, before using modifying agent, the pH value of detection soil, adjust according to the change of soil pH value at any time
The consumption of whole modifying agent, when soil pH value is 7.5-8, biogas residue alkali soil improvement agent usage amount is 100kg/ mu, soil pH value
During more than 8.0, biogas residue alkali soil improvement agent usage amount is 200kg/ mu.Matched group does not apply any soil conditioner, with experimental group
Equally use identical fertilizer.Measuring and record its concrete growing state during paddy growth, result is as shown in table 5.
The concrete growing state of table 5 Oryza sativa L.
As shown in Table 5, compared with matched group, using the difference in the trophophase of the Oryza sativa L. of biogas residue alkali soil improvement agent of the present invention is not very
Greatly, now, modifying agent mainly acts on soil, quickly improves the pH environment of soil, increases soil fertility, and along with improvement
The usage amount of agent and the increase of time, the impact of paddy growth situation is gradually increased by it, at heading stage, Oryza sativa L. every cave heading number
Amount, spike length and plant height add 18.2%, 12.1% and 2.2%, respectively reproductive stage, the setting percentage of Oryza sativa L., mass of 1000 kernel
4.5%, 12.5% and 15.8% is added respectively with the grain number of every fringe, the output increased of final Oryza sativa L. 13.3%, use the present invention
Biogas residue alkali soil improvement agent the most inherently improves soil regime, adds soil fertility, and can be rapidly to the crop planted
Growing state and yield produce active influence.
Application Example 4
No. 3 salt-soda soils, soil types is marine solonchak, quality clayey soil, planting fruit trees test block, plantation Fuji apple in it,
Being respectively provided with a matched group and an experimental group, often process and select 5, experimental group is when raising fruit trees, peripheral at fruit tree tree dish
Radially ditching, ditch depth 15-20cm, the biogas residue alkali soil improvement agent obtained by preparation embodiment 3 is mixed with fertilizer apply in
In ditch, water after completing soil.Hereafter, when applying fertilizer every year, can together apply biogas residue alkali of the present invention with fertilizer according to ground condition
Soil modifying agent, before using modifying agent, the pH value of detection soil, adjust modifying agent according to the change of soil pH value at any time
Consumption, when soil pH value is 7.5-8, biogas residue alkali soil improvement agent usage amount is 100kg/ mu, when soil pH value is more than 8.0,
Biogas residue alkali soil improvement agent usage amount is 200kg/ mu.Matched group does not apply any soil conditioner, uses identical as experimental group
Fertilizer, do not use any preventive medicine.After the age of tree 10 years, to pluck fruit quality and yield measures and record,
Result is as shown in table 6.
The concrete growing state of table 6 Fructus Mali pumilae
As shown in Table 6, compared with matched group, use the experimental group of biogas residue alkali soil improvement agent of the present invention, the single fruit weight of Fructus Mali pumilae,
Level fruit rate and soluble solid content have been respectively increased 38.9-66.7%, 100% and 36.4%, and peel anthocyanidin improves 21.1%,
The quality of fruit is significantly improved.
Being added up the disease incidence of fruit tree, concrete disease rate statistical result is as shown in table 7.
Table 7 fruit diseases situation statistical result
As shown in Table 7, compared with matched group, in the case of not using any preventive medicine, use biogas residue of the present invention
The fruit tree of alkali soil improvement agent, disease infection situation is greatly improved, containing a large amount of organic, humic acidss in biogas residue, can
Activating soil, has the effect that anthelmintic is disease-resistant, and containing a large amount of active groups in biochemical fulvic acid, baseexchangecapacity is big, with biogas residue
Combining with fermentation, the content of organic matter is enriched, it is possible to activation arable layer, makes beneficial microbe kind and quantity continue to increase, strengthens and make
Thing resistance against diseases, the growth of suppression pathogenic bacterium and breeding, can effectively control the disease rate of fruit tree.
Comparative example
In biogas residue alkali soil improvement agent of the present invention, ammonium sulfate is 10:(7-15 with the use proportioning of ammonium dihydrogen phosphate), 3 realities are set
Testing group and 3 matched groups, often group 3 is parallel, and matched group and experimental group are respectively provided with the use of ammonium sulfate and ammonium dihydrogen phosphate and join
Than as shown in table 8, it is identical that the consumption of remaining component and the present invention prepare embodiment 1.
Table 8 comparative example's ammonium sulfate and the use proportioning (mass ratio) of ammonium dihydrogen phosphate
| Comparison 1 | Comparison 2 | Comparison 3 | Experiment 1 | Experiment 2 | Experiment 3 | |
| Ammonium sulfate | 10 | 10 | 10 | 10 | 10 | 10 |
| Ammonium dihydrogen phosphate | 7 | 11 | 15 | 4 | 20 | 40 |
Prepared alkali soil improvement agent is applied to test block, zonule, No. 2 salt-soda soils respectively, by plantation Oryza sativa L. observation and
Measuring, according to the computational methods of conventional utilization rate of nitrogen fertilizer, the concrete outcome obtained is as shown in table 9.
Utilization rate of nitrogen fertilizer in table 9 comparative example
| Comparison 1 | Comparison 2 | Comparison 3 | Experiment 1 | Experiment 2 | Experiment 3 | |
| Utilization rate of nitrogen fertilizer % | 36 | 32 | 37 | 42 | 38 | 40 |
As shown in Table 9, in the present invention, ammonium sulfate and the use proportioning of ammonium dihydrogen phosphate, can promote the utilization rate of Nitrogen element,
Compared with the proportioning in the range of other, the utilization rate of Nitrogen element can improve about 5%.
Embodiment described above is only to be described the preferred embodiment of the present invention, not carries out the scope of the present invention
Limiting, on the premise of designing spirit without departing from the present invention, technical scheme is made by those of ordinary skill in the art
Various deformation and improvement, all should fall in the protection domain that claims of the present invention determines.
Claims (7)
1. biogas residue alkali soil improvement agent, it is characterised in that: include following components (mass percent):
Biogas residue 50-60%, ammonium sulfate 5-10%, ammonium dihydrogen phosphate 7-15%, dolomite dust 7-15%, conch meal 7-15%,
Biochemical fulvic acid potassium 7-15%.
Biogas residue alkali soil improvement agent the most according to claim 1, it is characterised in that: described biogas residue is plant fermentation residue or poultry
Poultry manure fermentation residue.
Biogas residue alkali soil improvement agent the most according to claim 1, it is characterised in that: 300-350 mesh selected by described dolomite dust.
Biogas residue alkali soil improvement agent the most according to claim 1, it is characterised in that: it is prepared from accordance with the following methods:
Biogas residue, ammonium sulfate, ammonium dihydrogen phosphate, dolomite dust, conch meal and biochemical fulvic acid potassium are crushed to particle diameter 2mm respectively
Hereinafter, fill finished product after mix homogeneously.
5. the using method of any one biogas residue alkali soil improvement agent described in claim 1-4, it is characterised in that: soil pH value is
During 7.5-8, biogas residue alkali soil improvement agent usage amount is 100kg/ mu, and when soil pH value is more than 8.0, biogas residue alkali soil improvement agent uses
Amount is 200kg/ mu.
The using method of biogas residue alkali soil improvement agent the most according to claim 5, it is characterised in that: when applying in orchard,
Fruit tree periphery is radioactivity ditching, applies in ditch by biogas residue alkali soil improvement agent, is administered alone or and application of mixed fertilizers.
The using method of biogas residue alkali soil improvement agent the most according to claim 5, it is characterised in that: apply at grainfield, field of vegetables
Time middle, independent hole pressing is grabbed and is executed or mix homogeneously with fertilizer that applying ploughs in earth's surface is mixed in soil.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107787634A (en) * | 2017-11-20 | 2018-03-13 | 大连海洋大学 | A kind of Honghe fault wetland salt-soda soil Suaeda heteroptera ecological restoring method |
| CN110731244A (en) * | 2019-11-28 | 2020-01-31 | 张家界鱼泉生态农业开发有限公司 | rice planting method |
| CN115259966A (en) * | 2022-07-21 | 2022-11-01 | 上海市园林科学规划研究院 | Soil conditioner for improving pH of soil and improving buffering performance of soil and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787634A (en) * | 2017-11-20 | 2018-03-13 | 大连海洋大学 | A kind of Honghe fault wetland salt-soda soil Suaeda heteroptera ecological restoring method |
| CN110731244A (en) * | 2019-11-28 | 2020-01-31 | 张家界鱼泉生态农业开发有限公司 | rice planting method |
| CN115259966A (en) * | 2022-07-21 | 2022-11-01 | 上海市园林科学规划研究院 | Soil conditioner for improving pH of soil and improving buffering performance of soil and preparation method thereof |
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