CN105016918A - Recarburization and fertilization method for sulfate type salinized soil by using polyvinyl alcohol soil deep scarification agent - Google Patents
Recarburization and fertilization method for sulfate type salinized soil by using polyvinyl alcohol soil deep scarification agent Download PDFInfo
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Abstract
The invention provides a recarburization and fertilization method for sulfate type salinized soil by using a polyvinyl alcohol soil deep scarification agent. The method comprises application of the soil deep scarification agent. The soil deep scarification agent comprises the following components in parts by mass: 10-15 parts of Xuan stones, 5-9 parts of zeolite, 20-25 parts of polyvinyl alcohol, 3-7 parts of basophilic bacillus pumilus, 2-7 parts of bacillus coagulans, 3-5 parts of ferrous sulfate, 10-15 parts of tartaric acid, 14-19 parts of bagasse, 11-16 parts of asparagus slag, 0.5-0.9 part of a polyacrylamide water-retaining agent, 1-3 parts of manganese sulfate and 7-18 parts of humic acid. The method has the benefits that six months later after recarburization and fertilization of soil, the effective phosphorus content of 0-20 cm soil is 35.9-38.7 mg/kg, the total nitrogen content of the soil is 0.067-0.099%, the potassium fertilizer utilization ratio in the soil is improved by 13.4-22.7%, and the salt content and pH of the soil are reduced.
Description
Technical field
The present invention relates to a kind of alkaline land soil carburetting fertilizer application method, be specifically related to a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling, belong to technical field of land improvement.
Background technology
Alkaline land soil improvement, carburetting are fostered and apply fertilizer, and have both related to the saltiness and basicity that effectively reduce soil, relate to again the problem improved Soil structure, rationally increase soil nutrient and increase soil fertility simultaneously.Existing soil carburetting product effect of fostering and apply fertilizer is single, the method of many employings applying organic manure or bacterial manure realizes soil improvement, fundamentally can not improve crop growth environment, causes saline and alkalinely repeatedly to occur, its improvement saltings effect is also not obvious, can not meet agricultural planting demand.The area that water condition is good adopts filling deploying cover, storage fresh water on saline alkali land for leaching, the mode of washing salinity by irrigation is carried out alkaline land improving, but because being subject to the restriction of water condition, can not be realized in a lot of area of China.
Prior art, when the carburetting of sulfate type alkaline land soil is fostered and apply fertilizer, also has the following disadvantages:
(1) effect reducing sulfate type saline soil soil salt content and soil pH has certain limitation;
(2) while reduction sulfate type saline soil soil salt content and soil pH, effectively can not improve the structure of soil, comprise water conservation, infiltration ability and water-stable granular structure content;
(3) while reduction sulfate type saline soil soil salt content and soil pH, easily cause the loss of nutrient in soil, be unfavorable for fostering and apply fertilizer of soil.
Summary of the invention
The present invention is the deficiency solving prior art existence, provides a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling, to realize following goal of the invention:
(1) adopt soil carburetting fertilizer application method of the present invention, reduce sulphate content in sulfate type saline soil soil, reduce total salinity in soil, reduce soil pH;
(2) adopt soil carburetting fertilizer application method of the present invention, improve water retention capacity and the water percolating capacity of sulfate type saline soil soil;
(3) adopt soil carburetting fertilizer application method of the present invention, improve the water-stable granular structure content of sulfate type saline soil soil;
(4) adopt soil carburetting fertilizer application method of the present invention, improve organic content in sulfate type saline soil;
(5) adopt soil carburetting fertilizer application method of the present invention, improve the fertility of sulfate type saline soil soil.
for solving the problems of the technologies described above, by the following technical solutions:
Adopt a sulfate type saline soil soil carburetting fertilizer application method for polyvinyl alcohol soil subsoiling agent, comprise using of soil subsoiling agent, described soil subsoiling agent, comprises polyvinyl alcohol, zeolite, Xuan Shi.
Below the further improvement to technique scheme:
Described soil subsoiling agent, also comprises basophilia bacillus pumilus, Bacillus coagulans, ferrous sulfate, tartrate, bagasse, asparagus slag, polyacrylamide water-holding agent, manganous sulfate, humic acid.
Described soil subsoiling agent, the mass ratio of each component is: Xuan Shi 10-15 part, zeolite 5-9 part, polyvinyl alcohol 20-25 part, basophilia bacillus pumilus 3-7 part, Bacillus coagulans 2-7 part, ferrous sulfate 3-5 part, tartrate 10-15 part, bagasse 14-19 part, asparagus slag 11-16 part, polyacrylamide water-holding agent 0.5-0.9 part, manganous sulfate 1-3 part, humic acid 7-18 part.
Described bagasse, water content is 45%, staple length 2-15mm.
Described bagasse, the mass percentage of main component is: xylogen 18-22%, Mierocrystalline cellulose 40-50%, hemicellulose 25-30%, pectin substance 1.5%, coarse ash 2.5%.
Described humic acid, organic mass percentage is 50%.
Described zeolite, ammonia absorption value is more than 170.
Described soil carburetting fertilizer application method, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, in 100 grams of soil, sulphate content is 0.09-0.13 milligramequivalent.
Described soil carburetting fertilizer application method, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, total soil salt content is 0.22-0.29%.
adopt above technical scheme, beneficial effect of the present invention is:
(1) soil carburetting fertilizer application method of the present invention is adopted, reduce sulphate content in sulfate type saline soil soil, reduce total soil salt content, reduce soil pH, after soil carburetting is fostered and apply fertilizer 6 months, in 100 grams of soil, sulphate content is 0.09-0.13 milligramequivalent, and soil pH is 6.9-7.2, and total soil salt content is 0.22-0.29%.
(2) soil carburetting fertilizer application method of the present invention is adopted, improve water retention capacity and the water percolating capacity of sulfate type saline soil soil, after soil carburetting is fostered and apply fertilizer 6 months, soil moisture rate of permeation improves 4.5-5.1 doubly, and retention capacity of soil improves 60.3-68.8%.
(3) adopt soil carburetting fertilizer application method of the present invention, improve the water-stable granular structure content of sulfate type saline soil soil, after soil carburetting is fostered and apply fertilizer 6 months, the water stable aggregate content being greater than 0.25mm in soil improves 60.2-63.5%.
(4) adopt soil carburetting fertilizer application method of the present invention, improve organic content in sulfate type saline soil, after soil carburetting is fostered and apply fertilizer 6 months, soil with organic matter content is 10.5-12.2g/kg.
(5) soil carburetting fertilizer application method of the present invention is adopted, improve the fertility of sulfate type saline soil soil, after soil carburetting is fostered and apply fertilizer 6 months, soil 0-20cm available phosphorus content is 35.9-38.7mg/kg, the total nitrogen content of soil is 0.067-0.099%, and in soil, potassium utilization rate improves 13.4-22.7%.
(6) in the saline soil soil of fostering and apply fertilizer through carburetting of the present invention, plantation false indigo, transplanting survival rate is 97.5-98.9%; Cuttage plantation white willow, cuttage survival rate is 98.5-98.9%.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
the agent of embodiment 1 one kinds of polyvinyl alcohol soil subsoilings
described soil subsoiling agent, the mass ratio of each component is:
A surname's 10 parts, stone, 5 parts, zeolite, polyvinyl alcohol 20 parts, basophilia bacillus pumilus 3 parts, Bacillus coagulans 2 parts, 3 parts, ferrous sulfate, 10 parts, tartrate, bagasse 14 parts, asparagus slag 11 parts, polyacrylamide water-holding agent 0.5 part, manganous sulfate 1 part, humic acid 7 parts.
Described bagasse, water content is 45%, staple length 2-15mm, and the mass percentage of main component is: xylogen 18-22%, Mierocrystalline cellulose 40-50%, hemicellulose 25-30%, pectin substance 1.5%, coarse ash 2.5%;
Described humic acid, organic mass percentage is 50%;
Described zeolite, ammonia absorption value is more than 170.
the agent of embodiment 2 one kinds of polyvinyl alcohol soil subsoilings
described soil subsoiling agent, the mass ratio of each component is:
A surname's 12 parts, stone, 7 parts, zeolite, polyvinyl alcohol 22 parts, basophilia bacillus pumilus 5 parts, Bacillus coagulans 6 parts, 4 parts, ferrous sulfate, 12 parts, tartrate, bagasse 15 parts, asparagus slag 14 parts, polyacrylamide water-holding agent 0.7 part, manganous sulfate 2 parts, humic acid 15 parts.
Described bagasse, water content is 45%, staple length 2-15mm, and the mass percentage of main component is: xylogen 18-22%, Mierocrystalline cellulose 40-50%, hemicellulose 25-30%, pectin substance 1.5%, coarse ash 2.5%;
Described humic acid, organic mass percentage is 50%;
Described zeolite, ammonia absorption value is more than 170.
the agent of embodiment 3 one kinds of polyvinyl alcohol soil subsoilings
described soil subsoiling agent, the mass ratio of each component is:
A surname's 15 parts, stone, 9 parts, zeolite, polyvinyl alcohol 25 parts, basophilia bacillus pumilus 7 parts, Bacillus coagulans 7 parts, 5 parts, ferrous sulfate, 15 parts, tartrate, bagasse 19 parts, asparagus slag 16 parts, polyacrylamide water-holding agent 0.9 part, manganous sulfate 3 parts, humic acid 18 parts.
Described bagasse, water content is 45%, staple length 2-15mm, and the mass percentage of main component is: xylogen 18-22%, Mierocrystalline cellulose 40-50%, hemicellulose 25-30%, pectin substance 1.5%, coarse ash 2.5%;
Described humic acid, organic mass percentage is 50%;
Described zeolite, ammonia absorption value is more than 170.
the preparation method of embodiment 4 one kinds of polyvinyl alcohol soil subsoilings agent
(1) weigh: according to the formula of soil subsoiling agent, take each component;
(2) pulverize: stone, zeolite will be declared to pulverize, cross 100 mesh sieves;
(3) enlarged culturing of microorganism: first by liquid nutrient medium sterilizing 20 minutes at the temperature of 121 DEG C, then by the basophilia bacillus pumilus through overactivation, Bacillus coagulans mixes, be by weight 0.5% ratio be inoculated in aforesaid liquid substratum, 30 minutes are stirred with the speed of 180 revs/min at 37 DEG C, then airtight standing for fermentation is carried out 4 days, sampling Detection thalli growth situation and mensuration pH, when viable bacteria total concn number under microscope is more than 1,500,000,000/ml, and pH value stops fermentation when reaching 5.5, obtain microorganisms cultures, then by microorganisms cultures with the rotating speed of 5000 revs/min centrifugal 10 minutes, and 40 DEG C of dryings 12 hours, water content is made to be down to below 12wt%, at room temperature broken, cross 100 mesh sieves,
(4) mix: mix with polyvinyl alcohol, ferrous sulfate, tartrate, bagasse, asparagus slag, polyacrylamide water-holding agent, manganous sulfate, humic acid through (2), (3) step products therefrom, obtain soil subsoiling agent.
embodiment 5 one kinds of sulfate type saline soil soil carburetting fertilizer application methods
(1) saltings type
Middle severe basic sulfate salt marsh soil, the vitriol of 100 grams of soil is more than 0.5 milligramequivalent, soil pH is greater than 8.8 and is less than 9.2, in soil, total salinity is 1.3-1.5%, in soil, 0-20cm available phosphorus content is 10.3-10.8mg/kg, soil with organic matter content is 4.2-4.5g/kg, and the total nitrogen content of soil is 0.022-0.025%.
(2) the using of soil subsoiling agent
Mu uses soil subsoiling agent 50-60kg, and soil subsoiling agent is sprinkling upon alkaline land soil surface uniformly, when the time of spreading fertilizer over the fields is whole ground ridging, utilizes rotary cultivator to carry out rotary tillage to 20cm degree of depth soil layer, makes alkaline land soil and the abundant stirring and evenly mixing of soil subsoiling agent.
(3) fertilizer is applied
Adopt the mode of spreading fertilizer over the fields, mu fertilizer 60kg.
in described fertilizer, the mass ratio of each component is:
The mass ratio of each component is: fertilizer cow dung 35 parts, biochemical fulvic acid 13 parts, humic acid 8 parts, composite fertilizer 13 parts, water-holding agent 0.5 part, 3 parts, silica gel, trace element fertilizer 3 parts.
Described fertilizer cow dung, organic mass percentage is 45%;
Described composite fertilizer, N >=17%, P2O5 >=17%, K2O >=17%;
Described trace element fertilizer, comprises zinc ammonium phosphate, colemanite, manganese ore mud, and mass ratio is 1:3:2.
The preparation method of described fertilizer:
A, take trace element, silica gel, fertilizer cow dung, composite fertilizer by formula rate after all grind, cross 300 mesh sieves;
B, take biochemical fulvic acid, humic acids add in blending machine start stir, a products therefrom and water-holding agent are slowly added in blending machine, stir after 20 minutes obtain finished product.
(4) irrigate
After using soil subsoiling agent and fertilizer, irrigate, irrigation method for sprinkling irrigation, with 0-30cm soil layer soil moisture content be 16% for moisturizing judgement, each irrigation volume 250m
3/ hm
2.
test-results:
(1) the method for the invention, there is good sulfate type saline soil soil carburetting soil fertilities, after soil carburetting is fostered and apply fertilizer 6 months, in 100 grams of soil, sulphate content is 0.09-0.13 milligramequivalent, soil pH is 6.9-7.2, total soil salt content is 0.22-0.29%, the rate of water infiltration of soil improves 4.5-5.1 doubly, the water retention capacity of soil improves 60.3-68.8%, the water stable aggregate content being greater than 0.25mm in soil improves 60.2-63.5%, in soil, 0-20cm available phosphorus content is 35.9-38.7mg/kg, soil with organic matter content is 10.5-12.2g/kg, the total nitrogen content of soil is 0.067-0.099%, in soil, potassium utilization rate improves 13.4-22.7%.
The carburetting of table 1 soil foster and apply fertilizer after index
Visible, embodiment 2 is preferred embodiments.
(2) the method for the invention, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, plantation false indigo, transplanting survival rate is 97.5-98.9%; The leaf nutrition of false indigo enriches: in cured leaf, carotene carotene content is 280-285mg/kg, in air dried leaves, protein content is 2.67-2.69%, and lysine content is 1.74-1.75%, methionine content is 0.096-0.098%, threonine content is 1.05-1.07%, isoleucine content is 1.14-1.19%, histidine content is 0.57-0.58%, leucine content is 1.20-1.35%; In false indigo branch, N-P-K content enriches, nitrogenous 1.37-1.40% in browse, phosphorus 0.32-0.35%, potassium 0.81-0.84%.
The method of the invention, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, cuttage plantation white willow, cuttage survival rate is 98.5-98.9%, white willow well developed root system, and cuttage plants 1 year, lateral root length is 6.0-6.5m, 9 grades can be resisted with apparatus for lower wind, in salicis,cortex salicyl alcohol glucoside content improve 12-15%, salicyl alcohol glucoside can be used as medicine.
The method of the invention, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, plantation Sorghum sudanense, output is high, produces fresh careless 18000 kilograms per year for 667 square metres; The mass percent that crude protein in Sorghum sudanense, crude fat content account for fresh weight is respectively 2.60-2.61% and 0.69-0.70%, and containing crude protein 16.9-17.0% in hay, can be used for green grass or young crops raises or ensiling, also can be modulated into hay; The confession grass phase of Sorghum sudanense is long, reaches 325-327 days; Sorghum sudanense seed production is high, and thousand seed weight is 12.8-12.9g.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. one kind adopts the sulfate type saline soil soil carburetting fertilizer application method of polyvinyl alcohol soil subsoiling agent, it is characterized in that: described sulfate type saline soil soil carburetting fertilizer application method, comprise using of soil subsoiling agent, described soil subsoiling agent, comprises polyvinyl alcohol, zeolite, Xuan Shi.
2. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 1, it is characterized in that: described soil subsoiling agent, also comprise basophilia bacillus pumilus, Bacillus coagulans, ferrous sulfate, tartrate, bagasse, asparagus slag, polyacrylamide water-holding agent, manganous sulfate, humic acid.
3. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 1, it is characterized in that: described soil subsoiling agent, the mass ratio of each component is: Xuan Shi 10-15 part, zeolite 5-9 part, polyvinyl alcohol 20-25 part, basophilia bacillus pumilus 3-7 part, Bacillus coagulans 2-7 part, ferrous sulfate 3-5 part, tartrate 10-15 part, bagasse 14-19 part, asparagus slag 11-16 part, polyacrylamide water-holding agent 0.5-0.9 part, manganous sulfate 1-3 part, humic acid 7-18 part.
4. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 3, it is characterized in that: described bagasse, water content is 45%, staple length 2-15mm.
5. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 3, it is characterized in that: described bagasse, the mass percentage of main component is: xylogen 18-22%, Mierocrystalline cellulose 40-50%, hemicellulose 25-30%, pectin substance 1.5%, coarse ash 2.5%.
6. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 3, is characterized in that: described humic acid, and organic mass percentage is 50%.
7. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 3, is characterized in that: described zeolite, ammonia absorption value is more than 170.
8. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 1, it is characterized in that: described soil carburetting fertilizer application method, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, in 100 grams of soil, sulphate content is 0.09-0.13 milligramequivalent.
9. a kind of sulfate type saline soil soil carburetting fertilizer application method adopting the agent of polyvinyl alcohol soil subsoiling according to claim 1, it is characterized in that: described soil carburetting fertilizer application method, after fostering and apply fertilizer 6 months for the carburetting of sulfate type saline soil soil, total soil salt content is 0.22-0.29%.
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| CN106007812A (en) * | 2016-05-31 | 2016-10-12 | 山东胜伟园林科技有限公司 | Method for carrying out raw soil greening on heavy saline and alkaline land by using brassinolide-containing soil conditioner |
| CN106590669A (en) * | 2016-09-28 | 2017-04-26 | 新疆农业大学 | Bio-type drip irrigation saline-alkaline soil improver and preparation method thereof |
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