CN103484128A - Saline-alkali soil conditioner, and preparation method and application thereof - Google Patents
Saline-alkali soil conditioner, and preparation method and application thereof Download PDFInfo
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- CN103484128A CN103484128A CN201310386417.1A CN201310386417A CN103484128A CN 103484128 A CN103484128 A CN 103484128A CN 201310386417 A CN201310386417 A CN 201310386417A CN 103484128 A CN103484128 A CN 103484128A
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Abstract
The invention relates to a saline-alkali soil conditioner, and a preparation method and application thereof. The saline-alkali soil conditioner is composed of a carrier component and a biological active component, wherein the carrier component comprises pumice stone powder, medical stone powder, vermiculite powder, desulfurized gypsum and steel slag in steel making; microbial active components comprise niacin, p-aminobenzoic acid, inositol, serine, vitamin B1, vitamin B2 and glucose which are uniformly mixed to form the biological active component; and the mass of the microbial active components accounts for 8-12% of the mass of the carrier component. The saline-alkali soil conditioner can reduce the concentration of saline alkali around a plant root system, and also can inhibit the circulating damage to a crop root system after the underground deep saline alkali returns upwards, thus creating a favorable ecological environment for the crop root system.
Description
Technical field
The invention belongs to soil Auto-regulator and preparation method, particularly relate to a kind of alkaline land modifying agent and preparation method and application thereof.
Background technology
Soil is one of fundamental of the composing environment ecosystem, is the basic substance that the mankind depend on for existence.And saline-alkali soil and sour earth are two large main low yield great soil groups, along with industrial expansion, the continuous expansion of irrigated land and facility cultivation area, there is the trend of continuous expansion on inwelling formation beach, beach saline-alkali ground.The soil salinization has become a global resource and ecological problem.According to Food and Argriculture OrganizationFAO and Educational, Scientific and Cultural Organization's statistics, there are approximately 1,000,000,000 hm of various saline soil in the whole world
2, account for 10% of Global land area, be distributed widely in more than 100 countries and regions.According to statistics, the about 3.69x10 of China's saline soil area
7hm
2, tilth salinization 7.6 * 10
6hm
2, the saline-alkali wasteland of agricultural use potentiality and saline and alkaline obstacle cultivated area nearly 1.3 * 10
7hm
2, nearly 1/5 ploughs, and salinization occurs.China has a large population and a few land, and the aggravation of the existence in big area saltings and soil salinization degree has become the important factor that restricts China's Agriculture Production, and the improvement saline soil is extremely urgent to guarantee agriculture Sustainable development.
Salinity in Saline soil is very serious to the injury of the root systems of farm crop, the root system of farm crop is subject to salt poison after, the bad and early ageing of root system development.In alkaline land soil, salinity is many, the normal adularescent salt alkali precipitation of soil table, ventilation, permeable bad, the farm crop root system often has poisoning, rotten, the phenomena of mortality, can not be absorbed by farm crop even dropped into a large amount of fertilizer, cause the negative effect of the low output of high investment.Adopted the conventional physical chemical modifying in the past, its chemical good dose is mainly gypsum, gypsuming, strengthen the soil calcium ion content, the sodium ion and the magnesium ion that on the displacement soil colloid, adsorb, make sodium hydrophilic colloid become calcareous hydrophobic colloid, thereby improve Soil structure and permeability, played the effect of desalination and the inhibition accumulation of salt in the surface soil.After gypsum treatment, the chemical property in saltings has obvious change, sodium bicarbonate content obviously reduces, and makes sodium matter colloid become calcareous colloid, improves saline and alkaline scholar's calcareous nutritional condition, played the substitutional ion effect, gypsum is a kind of calcareous fertilisers in addition, can improve the drought-resistant ability of plant, but administers the saltings high cost with gypsum, be difficult to promote, can not change the fertilizer efficiency in saltings; The existence of a large amount of sodium bicarbonates in some saltings, pH is higher, and the dissolution of calcium carbonate degree diminishes, and easily produces deposition, causes soil compaction, the effect of impact replacement and improvement soil.In recent years, become the hot issue of soil improvement research with organic amendment improvement soil, because the general character in saltings is organic low containing containing, soil physical and chemical property is poor, and the yin, yang ion harmful to plant growth is many, and scholar's earth fertility is low, and crop is difficult for short seedling growth.
summary of the invention:
the technical problem solved:the present invention is intended to overcome the deficiencies in the prior art, and a kind of alkaline land modifying agent and preparation method and application thereof are provided.This modifying agent can be regulated Soil structure, salt reduction is removed alkali, loosened the soil, and promotes plant growth and increases output.
technical scheme:a kind of alkaline land modifying agent, be comprised of carrier component and biologically active components, and described carrier component is by pumice sand, medical stone powder, vermiculite power, desulfurated plaster, slag produced from steel-smelting forms, and mass percentage content respectively is 20%-25%, 15%-20%, 10%-15%, 20%-25% and 25%-35%; Described microorganism active component is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, mass percent is respectively 1%-5%, 2%-6%, 3%-5%, 2%-6%, 1%-2%, 1%-2% and 80%-90%, mix and be biologically active components, wherein biologically active components accounts for 8% ~ 12% of carrier component quality.
Described carrier component is by pumice sand, medical stone powder, and vermiculite power, desulfurated plaster, slag produced from steel-smelting forms, and mass percentage content respectively is 25%, 20%, 10%, 20% and 25%; Wherein biologically active components is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, mass percent is respectively 5%, 3%, 4%, 3%, 2%, 2% and 81%, and wherein active ingredient is 12% of carrier component quality.
The preparation method of described alkaline land modifying agent, ratio dilute with water by biologically active components in massfraction 10%-12%, adjusting pH with phosphoric acid is 3.0-3.5, carrier component is dropped into to stirrer according to the above ratio to stir, after carrier component stirs, amount by carrier component quality 8-12% adds biologically active components while stirring, after filling biologically active components diluent, then the modifying agent product that stirs to obtain.
Described alkaline land modifying agent is in the application of cultivating on Salicornia Bigelovii Torr..
beneficial effect:a kind of alkaline land modifying agent provided by the present invention and preparation method have following advantage and positively effect:
1) carrier component advantage of the present invention and effect are respectively: the pumice sand quality is light, intensity is high, acid and alkali-resistance, corrosion-resistant, and pollution-free, and porosity is 7l.8-81%, and water-intake rate is 50-60%, reduces the soil weight, increases soil porosity; Medical stone powder has porousness, and surface is very large, has very strong adsorption and exchange interaction; The vermiculite power light weight, the liquid manure absorption property is good, there is good cationic exchange and adsorptivity, the water storage soil moisture conservation, improve ventilation property and the aquosity of soil, the elements such as Mn, the Cu of K, the Mg that also can provide self to contain to crop, Ca, Fe and trace, Zn, the water-absorbent of vermiculite, cationic exchange and properties of chemical composition, make it play the multiple actions such as fertilizer conservation, water conservation, water storage, ventilative and mineral manure; The replaceable sodium of calcium ion in desulfurated plaster in can Rapid replacement soil, reduce soil pH value, effectively reduces soil salinity and alkalinity; Slag is a kind ofly to take silicon, calcium as main, contains multiple nutrient, the quick-acting compound mineral fertilizers that reserve strength is arranged again, and in smelting process, through high-temperature calcination, its solubleness increases greatly, and contained element easily is absorbed by plants;
2) microorganism active component advantage of the present invention and effect are respectively: nicotinic acid is also referred to as vitamin B3, or vitamin PP, it is a kind of water-soluble vitamins, nicotinic acid is one of microorganism growth factor, participate in the organism lipid metabolism, the process that the oxidising process of tissue respiration and carbohydrate anaerobic are decomposed; Para-amino benzoic acid is the body cell growth and divides one of integral part of necessary material folic acid; Inositol is a kind of " bios ", participates in the metabolic activity in microbe; Serine is the precursor of purine biosynthesis, thymus pyrimidine, choline, in the manufacture processing of microorganism cells film, plays an important role; VITMAIN B1 claims again VitB1, it is one of important somatomedin of microorganism, play vital effect in metabolic processes, it participates in by the carbohydrate of the catalysis such as ketone acid oxidative decarboxylation enzyme, pyruvic oxidase and the reaction of carbohydrate synthetic fat by coenzyme form (TPP), is that organism passes through the carboxylic acid metabolism to obtain energy from nutrient necessary; Lin Suanna Vitamin B2 Sodium Phosphate is again riboflavin, is to promote metabolism as coenzyme, and riboflavin and phosphoric acid and a part protein bound become yellow enzyme, and this class of enzymes is again desaturase, is the essential factor of many animals and microorganism growth; Glucose is energy derive and the metabolic intermediate product of viable cell, i.e. biological main energy supply material.
3) the invention provides a kind of method of utilizing mineral powder, industrial residue, microorganism active component comprehensively to produce alkaline land modifying agent, the modifying agent of production can be regulated Soil structure, salt reduction is removed alkali, loosened the soil, and promotes plant growth and increases output.
The accompanying drawing explanation
Fig. 1 be July different modifying agent concentration on the impact of saline soil specific conductivity;
Fig. 2 be August different modifying agent concentration on the impact of saline soil specific conductivity;
Fig. 3 is the impact of different modifying agent concentration on the Salicornia Bigelovii Torr. biomass.
Embodiment
embodiment 1:a kind of alkaline land modifying agent and preparation method, wherein carrier component is by pumice sand (120 order), medical stone powder (120 order), vermiculite power (120 order), desulfurated plaster (120 order), slag produced from steel-smelting (120 order) forms, and mass percentage content respectively is 20%, 15%, 10%, 20% and 35%.Wherein the microorganism active component is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, and mass percent is respectively 2%, 2%, 3%, 2%, 1%, 1% and 89%.Production technique is as follows: the ratio dilute with water by biologically active components in massfraction 10%, adjusting pH with phosphoric acid is 3.0, carrier component is dropped into to stirrer according to the above ratio to stir, after carrier component stirs, amount by carrier component quality 10% slowly adds the biologically active components diluent while stirring, after filling biologically active components diluent, fully stirring 10 minutes, make diluent evenly be attached on carrier, metering packing is finished product, finished product packing is tight-closed, does not make the moisture evaporation.
embodiment 2:a kind of alkaline land modifying agent and preparation method, wherein carrier component is by pumice sand (120 order), medical stone powder (120 order), vermiculite power (120 order), desulfurated plaster (120 order), slag produced from steel-smelting (120 order) forms, and mass percentage content respectively is 25%, 20%, 10%, 20% and 25%.Wherein the microorganism active component is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, and mass percent is respectively 5%, 3%, 4%, 3%, 2%, 2% and 81%.Production technique is as follows: the ratio dilute with water by biologically active components in massfraction 12%, adjusting pH with phosphoric acid is 3.5, carrier component is dropped into to stirrer according to the above ratio to stir, after carrier component stirs, amount by carrier component quality 12% slowly adds biologically active components while stirring, after filling biologically active components diluent, fully stirring 15 minutes, make diluent evenly be attached on carrier, metering packing is finished product, finished product packing is tight-closed, does not make the moisture evaporation.
embodiment 3:utilize the modifying agent of embodiment 2, carry out field test, experimental field be positioned at great Feng marine organisms industrial park, Yancheng, Jiangsu Province.Test plant is Salicornia Bigelovii Torr.---the Salicornia Bigelovii Torr. seed evenly sowed in experimental plot.Modifying agent arranges three concentration gradients altogether, and 2 repetitions of each gradient arrange 6 communities altogether at Zhong，Mei community, experimental plot 4*3=12m
2, the reclamation of saline soil agent arranges three concentration gradient: A
1(0kg/ community), A
2(18kg/ community), A
3(54kg/ community), the mensuration of twice soil conductivity is carried out in test, twice measuring interval one month, what measure use is the portable electric electrical conductivity instrument.Characterize the changing condition of soil salt by the variation of measuring soil conductivity.During mensuration, minute 5cm, two degree of depth of 10cm are measured, and seven measuring points of the random selection in each community, then determine the improved effect of reclamation of saline soil agent to beach salty soil with the mean value of obtaining.
1) impact of reclamation of saline soil agent on the test soil conductivity
Positively charged ion in the test site saline soil is with Na
+, K
+, Ca
2+and Mg
2+be main, modifying agent is administered to in the examination saline soil, with the variation of soil conductivity, characterize the cationic variation of soil, through measuring, obtaining following data sheet 1.
Impact (the unit: ms/cm) of table 1 reclamation of saline soil agent on the test soil conductivity
In analysis, the table data, obtain Fig. 1～2, from Fig. 1～2, can find out, in the concentration range of test design, along with the increase of modifying agent concentration, soil conductivity all presents the trend reduced gradually, this explanation, and the cations in soil is reducing gradually.When July (August), A
2under level, the 21.98%(18.54% of the specific conductivity decline soil background of 10cm depths), far above the 9.5%(6.3% of 5cm depths) and, illustrate that under this level, modifying agent is better to darker soil layer improvement effect.And at A
3under level, be but the 33.12%(27.22% of the specific conductivity decline soil background of 5cm depths), far above the 29.35%(23.46% of 10cm depths), illustrate that under this level, modifying agent is better to more shallow soil layer improvement effect.To sum up analyze and can find out, this kind of modifying agent is fairly obvious to the improved effect of beach salty soil.But can not disposable solution saline soil problem, preferably use at set intervals once, saline soil is carried out to incremental long-term improvement.
2) impact of reclamation of saline soil agent on salt-tolerant plant Salicornia Bigelovii Torr. biomass
Test grows in through the biomass of Salicornia Bigelovii Torr. on the solonchak of improvement and changes the effect (not executing modifying agent soil Salicornia Bigelovii Torr. has not grown) that tentatively judges modifying agent by mensuration, show that data are as following table 2:
The impact of table 2 reclamation of saline soil agent on the Salicornia Bigelovii Torr. biomass
| Process | Stem heavy (g) | Root dry weight (g) | Plant height cm |
| A1 | 60.87 | 3.535 | 39.5 |
| A2 | 78.105 | 4.245 | 45.15 |
| A3 | 53.805 | 3.435 | 41.7 |
In analysis, the table data draw Fig. 3, as seen from the figure, and at A
2the stem weight of Salicornia Bigelovii Torr. under concentration, root dry weight, peak value all appears in three biomass indexes of plant height, this explanation, the salt stress through the soil after reclamation of saline soil agent improvement to Salicornia Bigelovii Torr. alleviates, and rising appears in the biomass indexes of the Salicornia Bigelovii Torr. that is.And at A
3under concentration, descending appears in the Salicornia Bigelovii Torr. biomass indexes, this explanation, and for this salt-tolerant plant of Salicornia Bigelovii Torr., the saltiness of the soil after the reclamation of saline soil agent improvement of excessive concentrations can not fully meet its physiological requirements, thereby occurs that biomass descends.Can tentatively judge that with this this reclamation of saline soil agent has good improved effect to marine solonchak.
Advantage of the present invention is to turn waste into wealth, simple and easy to do, can utilize mineral powder, industrial residue and microorganism active component to produce alkaline land modifying agent, the modifying agent of producing can regulate Soil structure and salt reduction is removed alkali, can loosen the soil, moisturizing, the improvement soil physical and chemical property, promote plant growth and increase output.
Claims (4)
1. an alkaline land modifying agent, it is characterized in that being formed by carrier component and biologically active components, described carrier component is by pumice sand, medical stone powder, vermiculite power, desulfurated plaster, slag produced from steel-smelting forms, and mass percentage content respectively is 20%-25%, 15%-20%, 10%-15%, 20%-25% and 25%-35%; Described microorganism active component is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, mass percent is respectively 1%-5%, 2%-6%, 3%-5%, 2%-6%, 1%-2%, 1%-2% and 80%-90%, mix and be biologically active components, wherein biologically active components accounts for 8% ~ 12% of carrier component quality.
2. alkaline land modifying agent according to claim 1, is characterized in that described carrier component is by pumice sand, medical stone powder, and vermiculite power, desulfurated plaster, slag produced from steel-smelting forms, and mass percentage content respectively is 25%, 20%, 10%, 20% and 25%; Wherein biologically active components is comprised of nicotinic acid, para-amino benzoic acid, inositol, Serine, VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate and glucose, mass percent is respectively 5%, 3%, 4%, 3%, 2%, 2% and 81%, and wherein active ingredient is 12% of carrier component quality.
3. the preparation method of the described alkaline land modifying agent of claim 1, it is characterized in that: the ratio dilute with water by biologically active components in massfraction 10%-12%, adjusting pH with phosphoric acid is 3.0-3.5, carrier component is dropped into to stirrer according to the above ratio to stir, after carrier component stirs, amount by carrier component quality 8-12% adds biologically active components while stirring, after filling biologically active components diluent, then the modifying agent product that stirs to obtain.
4. the described alkaline land modifying agent of claim 1 is in the application of cultivating on Salicornia Bigelovii Torr..
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| CN104446983A (en) * | 2014-12-02 | 2015-03-25 | 山西省农业科学院农业环境与资源研究所 | Special fertilizer for inland saline-alkali sugar beets and preparation method of special fertilizer |
| CN105103700A (en) * | 2015-08-28 | 2015-12-02 | 贵州开磷集团股份有限公司 | Method for improving saline-alkaline land soil |
| CN105175191A (en) * | 2015-09-24 | 2015-12-23 | 江苏林华环境科技股份有限公司 | Novel improvement fertilizer for sandy saline and alkaline land and preparation and application method of novel improvement fertilizer |
| CN106701087A (en) * | 2016-12-27 | 2017-05-24 | 郑州源冉生物技术有限公司 | Cobalt polluted soil improver and preparation method thereof |
| CN108865166A (en) * | 2018-08-22 | 2018-11-23 | 江苏汇绿农业科技有限公司 | A kind of salt affected soil synergy modifying agent and its preparation method and application |
| CN110157437A (en) * | 2018-03-05 | 2019-08-23 | 苏州睿烁环境科技有限公司 | A kind of efficient soil conditioner and its preparation method and application |
| CN111073655A (en) * | 2019-12-24 | 2020-04-28 | 鞍钢集团矿业有限公司 | Soil microorganism basic nutrient modifying agent for coastal saline-alkali soil |
| CN112143502A (en) * | 2020-09-30 | 2020-12-29 | 鞍钢集团矿业有限公司 | Soda type saline-alkali soil modifier and modification method |
| CN117343884A (en) * | 2023-12-06 | 2024-01-05 | 山东君德生态科技有限公司 | Preparation method of microbial agent for improving saline-alkali soil |
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| CN105175191A (en) * | 2015-09-24 | 2015-12-23 | 江苏林华环境科技股份有限公司 | Novel improvement fertilizer for sandy saline and alkaline land and preparation and application method of novel improvement fertilizer |
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| CN110157437A (en) * | 2018-03-05 | 2019-08-23 | 苏州睿烁环境科技有限公司 | A kind of efficient soil conditioner and its preparation method and application |
| CN108865166A (en) * | 2018-08-22 | 2018-11-23 | 江苏汇绿农业科技有限公司 | A kind of salt affected soil synergy modifying agent and its preparation method and application |
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| CN111073655A (en) * | 2019-12-24 | 2020-04-28 | 鞍钢集团矿业有限公司 | Soil microorganism basic nutrient modifying agent for coastal saline-alkali soil |
| CN112143502A (en) * | 2020-09-30 | 2020-12-29 | 鞍钢集团矿业有限公司 | Soda type saline-alkali soil modifier and modification method |
| CN117343884A (en) * | 2023-12-06 | 2024-01-05 | 山东君德生态科技有限公司 | Preparation method of microbial agent for improving saline-alkali soil |
| CN117343884B (en) * | 2023-12-06 | 2024-02-23 | 山东君德生态科技有限公司 | Preparation method of microbial agent for improving saline-alkali soil |
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