CN104824621A - Method for extracting low-potassium plant salts from sea asparagus planted in sulfate saline-alkali soil with medium-high alkalinity - Google Patents
Method for extracting low-potassium plant salts from sea asparagus planted in sulfate saline-alkali soil with medium-high alkalinity Download PDFInfo
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- CN104824621A CN104824621A CN201510211015.7A CN201510211015A CN104824621A CN 104824621 A CN104824621 A CN 104824621A CN 201510211015 A CN201510211015 A CN 201510211015A CN 104824621 A CN104824621 A CN 104824621A
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Abstract
The invention discloses a method for extracting low-potassium plant salts from sea asparagus planted in sulfate saline-alkali soil with a medium-high alkalinity. The method is characterized by comprising the steps of planting sea asparagus in saline-alkali soil and extracting plant salts; wherein the planting comprises seed processing and seedling culture. The sea asparagus output for each mu is 3600 to 3650 kilogram, and the each 100 grams of sea asparagus contain 3.0 to 3.2 grams of amino acid. The plant salt yield is 1.93 to 1.96%; the sodium chloride content of the plant salts is 37.6 to 39.3%, the Ca content is 5460 to 5530 mg/kg, the VC content is 42.5 to 42.9 mg/g, the VE content is 85.1 to 86.5 mg/g, the valine content is 4.8 to 5.9 mg/g, the isoleucine content is 4.3 to 5.6 mg/g, and the potassium content is 2.3 to 3.4%.
Description
Technical field
The present invention relates to a kind of extracting method of plant salt, be specifically related to the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil, belong to alkaline land improvement and field of comprehensive utilization.
Background technology
Sea asparagus, also known as glasswort, extra large pilose antler, marine borer grass, rich and honour dish etc., is annual herb salification plant, belongs to chenopod, and glasswort belongs to, and in halophytes classification, belongs to stem carnification euhalophyte.
China's sea asparagus primary growth in Liaoning, Hebei, Shanxi, Shaanxi, Ningxia, Gansu, Shandong, the lick of the provinces and regions such as Jiangsu, salt lake take up seabeach, saline-alkaline tolerance is very strong, and directly can irrigating with seawater, is typical halophytes.Asparagus is one of herbaceous plant that salt content is the highest in the world in sea, soluble organic fraction content is up to about 37%, in addition containing abundant vitamin, trace element, mineral matter, fat and protein, be very suitable for producing and exploitation plant salt, but do not cause the attention of people at present, extra large asparagus is prepared plant salt and does not obtain commercial application.
Severe basic sulfatase salt-soda soil more particularly, alkaline land soil pH is very high, soil organic matter content is not enough, total nitrogen content is lower, by the restriction of alkaline land soil condition, the survival rate of the extra large planting asparagus of prior art is not high, and the sodium chloride content of the plant salt of preparation is on the low side, every nutritive index content is lower, and potassium content is higher.
Summary of the invention
The present invention is the deficiency solving prior art existence, provides the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil, to realize following goal of the invention:
(1) plant spacing is 2120-2260 strain/m
2, output is 3600-3650 kg/acre, and total amino acid content is 3.0-3.2g/100g.
(2) effectively improve the alkaline land soil of planting area, increase soil conductivity, increase more than 0.25mm water-stable granular structure in soil, accelerate soil seepage velocity.
(3) the plant salt yield prepared improves.
(4) in the plant salt prepared, the content of sodium chloride reaches 37.6-39.3%.
(5) in the plant salt prepared, every nutritive index is balanced, and the content of Ca, VC, VE, valine, isoleucine significantly improves.
(6) requirement of low potassium is met in the plant salt prepared.
For solving above technical problem, technical scheme provided by the invention is as follows:
An extracting method for low potassium plant salt in the asparagus of sea, middle severe basic sulfatase salt-soda soil, the plantation and the plant salt that comprise sea, salt-soda soil asparagus extract; The plantation of described sea, salt-soda soil asparagus, comprises Seed Treatment and nursery.
Below the further improvement to technique scheme:
Described Seed Treatment, comprise nutrient solution and soak, described nutrient solution comprises sodium humate 1-5 part, ammonium nitrate 7-9 part, stalk fermentation waste liquid 10-15 part, amino acid/11 0-15 part, vitamin 6-9 part.
Described nutrient solution soaks, and soak time is 2-3 hour.
Described Seed Treatment, comprises ultrasonic process, and supersonic frequency is 62-65kHz.
Described ultrasonic process, ultrasonic treatment temperature is 62-65 DEG C.、
Described ultrasonic process, sonification power is 610-650W.
Described ultrasonic process, the time is 45-50 minute.
Described salt-soda soil, severe basic sulfate salt marsh soil in genus, the sulfate of 100 grams of soil is more than 0.5 milliequivalent, and pH is greater than 8.0 and is less than 9.5, and salt content is greater than 0.5% soil being less than 1.5%.
Adopt the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil provided by the invention, there is following beneficial effect:
(1) extra large asparagus of the present invention, plant spacing is 2120-2260 strain/m
2, output is 3600-3650 kg/acre, and total amino acid content is 3.0-3.2g/100g.
(2) the present invention effectively improves the alkaline land soil of planting area, increase soil conductivity, increase more than 0.25mm water-stable granular structure in soil, accelerate soil seepage velocity, soil conductivity is 1.87-1.94, more than 0.25mm water-stable granular structure accounting 51-55% in soil, soil seepage velocity accelerates 42-46%.
(3) the present invention prepares the yield of plant salt is 1.93-1.96%.
(4) in the plant salt prepared of the present invention, sodium chloride content is 37.6-39.3%.
(5) in the plant salt prepared of the present invention, Ca content is 5460-5530mg/kg, VC content be 42.5-42.9 mg/g, VE content is 85.1-86.5 mg/g, and valine content is 4.8-5.9mg/g, and isoleucine content is 4.3-5.6 mg/g.
(6) in the plant salt prepared of the present invention, potassium content is 2.3-3.4%.
Detailed description of the invention
embodiment 1
An extracting method for low potassium plant salt in the asparagus of sea, middle severe basic sulfatase salt-soda soil, comprises the following steps:
1, the plantation of sea, salt-soda soil asparagus
1) selection in salt-soda soil
The sulfate of 100 grams of soil is more than 0.5 milliequivalent, and pH is greater than 8.0 and is less than 9.5, and salt content is greater than 0.5% soil being less than 1.5%, severe basic sulfate salt marsh soil in genus.
) arrange soil
Land control becomes the furrow ridge of 3 meters wide, works and to water irrigation ditch 35 centimetres wide, and 10 centimetres dark, and ring field ditch is wide 55 centimetres, dark 30 centimetres.
) Seed Treatment
Nutrient solution soaks
Nutrient solution consists of: sodium humate 1-5 part, ammonium nitrate 7-9 part, stalk fermentation waste liquid 10-15 part, amino acid/11 0-15 part, vitamin 6-9 part, soak time is 2-3 hour, pulls out and drains.
Ultrasonic process
Supersonic frequency is 62-65kHz, and ultrasonic treatment temperature is 62-65 DEG C, and sonification power is 610-650W, and the time is 45-50 minute.
) nursery
preparation matrix:
Powdered rice hulls 5-7 part
Turfy soil 6-8 part
Humic acid 12-14 part
Rock wool 18-22 part
Fulvic acid 13-15 part
After mentioned component mixes, by 12-15g/m
3consumption add nitric acid rare earth, first a small amount of water-soluble solution of nitric acid rare earth, then with above-mentioned raw materials mixing, then press 31-33g/m
3consumption add polymer water-absorbent, polymer water-absorbent is the one in modified starch, polyacrylamide, mixes, after formalin with 35% dilutes 700 times, mixed-matrix is squirted, closes plastic sheeting 3 and afterwards matrix is spread out round the clock, dry or be exposed to the sun to formaldehydeless smell.
seedbed nursery
Seedbed is made up of multiple seedling culture hole plate, and each seedling culture hole plate evenly offers multiple hole, and the seed after vernalization process of learning from else's experience is program request 2-3 grain in the hole of seedling culture hole plate, earthing 3-5mm, and the density of cultivation is 250 strains/m
2, stable temperature of sprouting is 15.5-16 DEG C, during height of seedling 8-10cm, carries out transplant planting.
) field planting, field management
Namely water after field planting, after saline land extra large asparagus enters branching stage, with 0-30cm soil layer soil moisture content 12% for moisturizing judges, late September stopping is dripped, until mend winter irrigation water November, winter irrigation water rate control is at 150m
3/ hm
2.
, plant salt extract
1) pulverize
To clean up and extra large asparagus is after drying pulverized, the particle diameter of crushing rear material is 150-200 μm.
) microwave frequency measurment
Above-mentioned fine powder is placed in the temperature of 50-60 DEG C, microwave 1-2 minute, obtains broken wall superfine powder, particle diameter is 20-100 μm.Microwave wavelength is 130 millimeters, and frequency is 2550 megahertzes, obtains the Ultramicro-powder that particle diameter is 20-100 μm.
) ultrasonic wave added Propane-liquefied ammonia extraction
A,
ultrasonic wave added Propane extracts
System is vacuumized, makes container inner pressure be negative pressure, pass into nitrogen to catch up with air residual to the greatest extent, again vacuumize, inject propane and extract under undercritical conditions.Extracting pressure 2-6MPa, temperature is 33-46 DEG C, and propane flow is 5-14kg/h.Primary separator pressure 1-2MPa, temperature is 32-42 DEG C; Second-stage separator pressure 0.5-1MPa, temperature 31-44 DEG C, extraction time 0.5-2 hour.Containing the entrainer of 6%, the first entrainer comprises 70% ethanol, methyl alcohol 10%, butanols 10%, and ultrasonic power density is 70-120W/L, supersonic frequency 51-60KHz.Use the second entrainer pure water again, repeat above-mentioned technique, collect extract, after extraction terminates, taken out by the product in separating still, the raw material in extraction kettle carries out the extraction of next step again.
B,
subcritical liquefied ammonia extraction
Material is sent in the extractor of construction of pressure vessel, after closing feeding-passage, Pressure Drop extremely-0.09Mpa in device is made after deflating, squeeze into liquefied ammonia extractant and carry out three counter-current extractions, extraction time is 0.5-3 hour, extraction temperature is 18 DEG C ~ 44 DEG C, extracting pressure 0.7 Mpa ~ 2.6Mpa; Liquefied ammonia flow is 4-9L/h, primary separator pressure 0.3-0.6MPa, and temperature is 32-42 DEG C, second-stage separator pressure is 0.1-0.3 MPa, and temperature is 31-44 DEG C, the extract of extraction gained, enter vapo(u)rization system, solvent is gasified be separated with extract, the liquefied ammonia gas evaporated from material and in extract, compresses and liquefies through ammonia compressor, flow back to solvent circulating tank, recycle, collect extract, and a step gained extract merges.
) prepare extract pressed powder
Collect the extract merged, add the ethyl acetate of 50%, stirring and dissolving, then add the superfine silica gel powder of 50%, be uniformly mixed, crushed 100 eye mesh screens, mix, and at 40 DEG C, volatilization removing ethyl acetate, obtains supercritical extract pressed powder.
Above-mentioned pressed powder obtains finished product through freeze drying, pulverizing, sealing.
embodiment 2
An extracting method for low potassium plant salt in the asparagus of sea, middle severe basic sulfatase salt-soda soil, comprises the following steps:
1, the plantation of sea, salt-soda soil asparagus
1) selection in salt-soda soil
2) soil is arranged
3) Seed Treatment
Above-mentioned steps operates according to the method for embodiment 1, and the parameter of change is in table 1.
Table 1
4) nursery carries out nursery according to the method for embodiment 1.
) field planting, field management
Operate according to the method for embodiment 1.
, plant salt extract
Carry out the extraction of plant salt according to the mode of embodiment 1, the parameter of change is in table 2, table 3.
table 2 microwave frequency measurment
table 3 ultrasonic wave added Propane-liquefied ammonia extraction
result of the test is as follows:
Plant spacing is 2120-2260 strain/m
2, output is 3600-3650 kg/acre, and total amino acid content is 3.0-3.2g/100g.
The present invention effectively improves the alkaline land soil of planting area, and increase soil conductivity, in soil, more than 0.25mm water-stable granular structure is increased to more than 50%, and soil seepage velocity is accelerated, and concrete effect is in table 4.
Indices in plant salt is extracted in table 5 in the asparagus of sea.
Table 4
Table 5
The above is the citing of best mode for carrying out the invention, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art.Protection scope of the present invention is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present invention, also within protection scope of the present invention.
Claims (8)
1. the extracting method of low potassium plant salt in the asparagus of sea, severe basic sulfatase salt-soda soil in, is characterized in that: the plantation and the plant salt that comprise sea, salt-soda soil asparagus extract; The plantation of described sea, salt-soda soil asparagus, comprises the selection in salt-soda soil, Seed Treatment and nursery.
2. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 1, it is characterized in that: described Seed Treatment, comprise nutrient solution to soak, described nutrient solution comprises sodium humate 1-5 part, ammonium nitrate 7-9 part, stalk fermentation waste liquid 10-15 part, amino acid/11 0-15 part, vitamin 6-9 part.
3. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 2, is characterized in that: described nutrient solution soaks, and soak time is 2-3 hour.
4. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 1, it is characterized in that: described Seed Treatment, comprise ultrasonic process, supersonic frequency is 62-65kHz.
5. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 4, it is characterized in that: described ultrasonic process, ultrasonic treatment temperature is 62-65 DEG C.
6. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 4, it is characterized in that: described ultrasonic process, sonification power is 610-650W.
7. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 4, it is characterized in that: described ultrasonic process, the time is 45-50 minute.
8. the extracting method of low potassium plant salt in the asparagus of sea, a kind of middle severe basic sulfatase salt-soda soil according to claim 1, it is characterized in that: described salt-soda soil, severe basic sulfate salt marsh soil in genus, the sulfate of 100 grams of soil is more than 0.5 milliequivalent, pH is greater than 8.0 and is less than 9.5, and salt content is greater than 0.5% soil being less than 1.5%.
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| CN105935023A (en) * | 2016-05-31 | 2016-09-14 | 山东胜伟园林科技有限公司 | Method of performing original soil greening on sulfate-containing sandy soil by using vermiculite-containing nutrient soil |
| CN106171091A (en) * | 2016-06-30 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of root control salt method using Vermiculitum filter layer and the application in salt-soda soil Herba Albiziae is planted thereof |
| CN108157910A (en) * | 2017-12-18 | 2018-06-15 | 潍坊友容实业有限公司 | Utilize the chemical method of salt-soda soil sea asparagus manufacture plant salt |
| CN108293658A (en) * | 2017-12-18 | 2018-07-20 | 潍坊友容实业有限公司 | Middle severe sulfate salt-soda soil sea asparagus breeding method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935023A (en) * | 2016-05-31 | 2016-09-14 | 山东胜伟园林科技有限公司 | Method of performing original soil greening on sulfate-containing sandy soil by using vermiculite-containing nutrient soil |
| CN106171091A (en) * | 2016-06-30 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of root control salt method using Vermiculitum filter layer and the application in salt-soda soil Herba Albiziae is planted thereof |
| CN108157910A (en) * | 2017-12-18 | 2018-06-15 | 潍坊友容实业有限公司 | Utilize the chemical method of salt-soda soil sea asparagus manufacture plant salt |
| CN108293658A (en) * | 2017-12-18 | 2018-07-20 | 潍坊友容实业有限公司 | Middle severe sulfate salt-soda soil sea asparagus breeding method |
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