CN104982113A - Method for planting Suaeda salsa in medium-/low-copper saline-alkaline land and extracting plant salt - Google Patents
Method for planting Suaeda salsa in medium-/low-copper saline-alkaline land and extracting plant salt Download PDFInfo
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- CN104982113A CN104982113A CN201510345936.2A CN201510345936A CN104982113A CN 104982113 A CN104982113 A CN 104982113A CN 201510345936 A CN201510345936 A CN 201510345936A CN 104982113 A CN104982113 A CN 104982113A
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Abstract
The invention provides a method for planting Suaeda salsa in medium-/low-copper saline-alkaline land and extracting plant salt. The method comprises the steps of selecting the saline-alkaline land, carrying out land arrangement, planting artemisia sacrorum and rumex acetosa, planting Suaeda salsa and extracting the plant salt, wherein in the step of planting artemisia sacrorum and rumex acetosa, artemisia sacrorum and rumex acetosa are planted in an interplanting manner, the ratio of interplanting of artemisia sacrorum and rumex acetosa is 5: 4, and the planting density is 30cm*35cm. The content of copper in the plant salt prepared by the method provided by the invention is 1.86-2.54mg/Kg, so that the problem that the content of heavy metal copper in the plant salt extracted from Suaeda salsa planted in the medium-/low-copper saline-alkaline land is too high is solved.
Description
Technical field
The present invention relates to a kind of extracting method of plant salt, be specifically related to a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, belong to alkaline land improvement and field of comprehensive utilization.
Background technology
Plant salt take plant as main source, natural Cardia Salt and natural balance salt, be rich in multiple organic nutrient substance and bioactive ingredients, do not add any chemical substance in processing process, to the various diseases that mineral element group lacks or imbalance causes and related complication, there is certain supplemental treatment and regulating action.As to the clear and definite curative effect of the diseases such as disease and complication such as sodium sensitive hypertension, diabetes B, high fat of blood, angiocardiopathy, tumour and human body immune function obstacle.
Plant salt generally obtains from the plant of saline land, and the saline land content of beary metal in a lot of area is very high, causes the saline land of the heavy metal, particularly Cu-W ore deposit containing excess in plant salt.Can harmful to human if these plant salts are edible.In how reducing low copper saline land plant in the copper content of plant salt that extracts become the important directions of research.
Following defect is there is in plant salt prepared by prior art:
(1) in low copper saline land, adopt prior art plantation Suaeda salsa also to prepare plant salt, the copper too high levels in plant salt.
(2), in the plant salt adopting prior art preparation to extract, the nutritive element content such as sodium chloride, amino acid, Vb, Vc, Ca is lower.
Summary of the invention
The present invention solves the deficiency that prior art exists, provide a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, to realize following goal of the invention:
1, adopt the inventive method, reducing copper content in the plant salt of preparation is 1.86-2.54mg/Kg;
2, the inventive method is adopted, improve the plant salt Middle nutrition component content of preparation, sodium chloride content is 34.2-39.8%, amino acid content be 21.5-21.6%, Vb content be 26.2-32.6 mg/g, Vc content be 5.8-6.9mg/g, Ca content is 4.9-6.5mg/g;
3, adopt the inventive method, improve the plant salt micronutrient levels of preparation, Fe content is 742-758mg/Kg;
4, adopt the inventive method, reduce the content of the heavy metal copper in low copper saline land in growing area, drop to 50-60mg/kg from 300-400mg/kg;
5, adopt the inventive method, obviously improve the soil quality in low copper saline land in growing area.
For solving above technical problem, by the following technical solutions:
In low copper saline land plantation Suaeda salsa and extract the method for plant salt, described method comprises the selection, whole in saline land
Reason soil, plantation white lotus wormwood artemisia and rumex grass, plantation Suaeda salsa, plant salt extract.
Below the further improvement to technique scheme:
Described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia, rumex grass adopt, kind mode is planted.
Described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia and rumex grass, kind ratio is 5:4, planting density is 30cm × 35cm.
Described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia and rumex grass, kind ratio is 5:3, planting density is 25cm × 30cm.
Described plantation white lotus wormwood artemisia and rumex grass: between planting season, wormwood artemisia cradles 3-5 time white lotus, rumex grass defloration 2-4 time.
Described improvement soil: the soil conditioner of use comprises the component of following weight portion: ardealite 7-9 part, citric acid 10-12 part, jervine 2-5 part, charcoal 4-6 part, aluminum sulfate 7-10 part, desulfurated plaster 8-11 part, seawood meal 6-9 part, water-loss reducer 10-15 part.
Described plant salt extracts and comprises slurrying and ultrasonic process: after slurrying, is respectively: 40-60KHz and 70-100KHz by the frequency of ultrasonic process 2 times.
Described plant salt extracts and also comprises crystallization, and crystallization pressure is 87.25-99.75kpa.
The plant salt copper content adopting the present invention to prepare is 1.86-2.54mg/Kg.
Adopt the present invention to plant white lotus wormwood artemisia and rumex grass after 1 year, the copper content in planting area soil has dropped to 50-60mg/kg from 300-400 mg/kg.
Adopt above technical scheme, beneficial effect is:
1, in the plant salt adopting the inventive method to prepare, copper content is 1.86-2.54mg/Kg, the problem of heavy metal copper too high levels in the plant salt that in solving, low copper saline land plantation Suaeda salsa extracts;
2, in the plant salt adopting the inventive method to prepare, sodium chloride content is 34.2-39.8%, amino acid content be 21.5-21.6%, Vb content be 26.2-32.6 mg/g, Vc content be 5.8-6.9mg/g, Ca content is 4.9-6.5mg/g, the problem that in the plant salt that in solving, low copper saline land plantation Suaeda salsa extracts, the nutritive element content such as sodium chloride, amino acid, Vb, Vc is low;
3, the plant salt adopting the inventive method to prepare significantly improves micronutrient levels, and Fe content is 742-758mg/Kg;
4, adopt the present invention, obviously reduce the content of the heavy metal copper in low copper saline land in growing area, plantation white lotus wormwood artemisia and rumex grass are after 1 year, and the copper content in soil has dropped to 50-60mg/kg from 300-400mg/kg;
5, the present invention is adopted, the obvious soil quality improving low copper saline land in growing area, plantation white lotus wormwood artemisia and rumex grass plant again alkali for 1 year after fluffy 1 year, containing soda 0.2 milliequivalent in the soluble salt composition of 100 grams of soil, pH is 7.2-7.4, and salt content is 0.5-0.6%.
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 method of low copper saline land plantation Suaeda salsa and extraction plant salt in embodiment 1 one kinds
The selection in step 1, saline land
The growing area saline land selected: containing soda 0.5 milliequivalent in the soluble salt composition of 100 grams of soil, pH is 8.5-9.5, and salt content is 0.9-1.2%, and Copper In The Soil content is 300-400mg/kg.
Step 2, arrangement soil
The previous year that plantation alkali is fluffy, in spring, be evenly sprinkled into soil conditioner 180kg/ mu to the plot selected, turn over and rake, water once.
Described soil conditioner comprises the component of following weight portion: ardealite 7-9 part, citric acid 10-12 part, jervine 2-5 part, charcoal 4-6 part, aluminum sulfate 7-10 part, desulfurated plaster 8-11 part, seawood meal 6-9 part, water-loss reducer 10-15 part.
Before plantation, readjustment of field plot is become rule plantation ditch side by side, plantation ditch depth 20-30cm, plantation ditch is close to.
Step 3, plantation white lotus wormwood artemisia and rumex grass
(1) plant.Between employing, kind mode plants white lotus wormwood artemisia and rumex grass, and a kind ratio is 6:4, namely plants 4 row rumex grass between 6 row white lotus wormwood artemisias.Planting density is 40cm × 50cm, and described planting density is the plant strain distance × line-spacing of plantation.
(2) apply fertilizer.Monthly apply fertilizer once, dissolved by fertilizer in water, Sui Shuichong executes, and every mu with fertilizer: 50kg nitrogen-phosphorus-potassium compound fertilizer, 20kg urea.
(3) irrigate.Take furrow irrigation mode to irrigate, within every 10 days, irrigate once, keep soil not arid.
(4) manage.White lotus wormwood artemisia grow to height 0.5m time, cradle, Cutting Height is acrial part about 30cm, cradle frequency be January once, cradle 3 times altogether.Rumex grass grows to Post flowering, carries out defloration, is plucked by flowering parts, and monthly defloration once, altogether defloration 3 times.Cradle and can promote the growth of root system and the absorption of heavy metal with defloration.
Step 4, heavy metals measurement.With atomic absorption spectrophotometry, detect the content of heavy metal copper in soil.
Step 5, plantation Suaeda salsa
After the field plantation white lotus wormwood artemisia selected and rumex grass, next year plantation Suaeda salsa, concrete grammar is:
(1) seed treatment.ABT root-inducing powder 10-20 part, brassin lactones 0.05 ~ 0.1 part, Thidiazuron 0.7-1 part configuration root-inducing powder, get above-mentioned root-inducing powder 0.7g ~ 1g and first dissolve with a small amount of alcohol, then add 1L water, seed soaking time 1-2h.
(2) plant.Mid-March, by the Suaeda salsa seed that processed in field.
(3) manage.Namely water after plantation, after Suaeda salsa enters branching stage, judge for moisturizing with 0-30cm soil layer soil moisture content 12%, water in time during lack of water.
The timely seedling thinning when seedling has 6 true leaves, spacing in the rows 8-10cm, weeds out the rank grass simultaneously, and after thinning, 2 ~ 3d sprays the urea liquid of a time 0.3%, ensures that Suaeda salsa grows vigorously.
(4) gather in the crops.Mid-November, gather in the crops.2 ~ 4d waters once after adopting, and urea 10-20kg/ mu is executed in punching simultaneously, promotes regeneration branch, capable of circulationly gathers.
Step 6, plant salt extract
(1) pulverize
To clean up and alkali is after drying fluffy pulverizes, the particle diameter of crushing rear material is 150-200 μm.
(2) 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.
(3) slurrying and ultrasonic process
The superfine powder obtained is joined in the distilled water of 2 times of volumes, mix, obtain the fluffy water slurry of alkali.After slurrying, carry out ultrasonic process, 50KHz ultrasonic process 10 minutes; 80KHz ultrasonic process 15 minutes.
(4) centrifugal
Pour the liquid after ultrasonic process into centrifuge, carry out centrifugal, obtain supernatant.
(5) crystallization
Supernatant is heated to 56 DEG C and suction filtration while hot, the solution obtained, under 94.75kpa pressure, is heated to 78 DEG C, stops when evaporative crystallization to weight no longer reduces, obtained finished product plant salt.
the method of low copper saline land plantation Suaeda salsa and extraction plant salt in embodiment 2 one kinds
The selection in step 1, saline land
Step 2, arrangement soil
Above-mentioned steps operates according to the method for embodiment 1, and the parameter of change is in table 1:
Table 1
Step 3, plantation white lotus wormwood artemisia and rumex grass
According to method plantation white lotus wormwood artemisia and the rumex grass of embodiment 1, the parameter of change is in table 2:
Table 2
Step 4, heavy metal analysis.With atomic absorption spectrophotometry, to plantation white lotus wormwood artemisia and the soil of rumex grass after 1 year of embodiment 1-6, carry out copper content detection, testing result is in table 3:
The plantation white lotus wormwood artemisia of table 3 embodiment 1-6 and the soil copper content of rumex grass after 1 year
Shown by the result of table 3, through soil treatment step, the copper content in soil has dropped to 50-60mg/kg, can plant Suaeda salsa.
Step 5, plantation Suaeda salsa
According to the method plantation Suaeda salsa of embodiment 1.
Step 6, plant salt extract
Extract plant salt according to the method for embodiment 1, the parameter of change is in table 4:
Table 4
Comparative example 1: adopt the method plantation Suaeda salsa of embodiment 1 and extract plant salt, the plantation white lotus wormwood artemisia in change soil melioration step and rumex grass step are: only plantation white lotus wormwood artemisia, planting density is 30cm × 30cm.
Comparative example 2: adopt the method plantation Suaeda salsa of embodiment 1 and extract plant salt, the plantation white lotus wormwood artemisia in change soil melioration step and rumex grass step are: only plant rumex grass, planting density is 30cm × 30cm.
Plant salt Contents of Main Components prepared by embodiment 1-6 measures, in table 5; Plant salt Contents of Main Components prepared by comparative example 1-2 measures, in table 6.
Plant salt main component prepared by table 5 embodiment 1-6
From table 5, embodiment 4,5 is preferred embodiments.
Plant salt main component prepared by table 6 comparative example 1-2
From table 5 and table 6: compared with prior art, the plant salt nutrient composition content adopting the inventive method to prepare significantly improves, and heavy metal copper content obviously reduces.
The plant salt constituent content adopting the inventive method to prepare is: copper 1.86-2.54mg/Kg, sodium chloride 34.2-39.8%, amino acid 21.5-21.6%, Vb 26.2-32.6 mg/g, Vc 5.8-6.9mg/g, Ca 4.9-6.5mg/g, Mg 60.2-72.8 mg/g, Fe 742-758mg/Kg.
The invention solves the low and problem of heavy metal copper too high levels of sodium chloride in the plant salt that low copper saline land plantation Suaeda salsa extracts, amino acid, the nutritive element content such as Vb, Vc, meanwhile, improve the soil quality in low copper saline land in growing area.Employing the present invention plants white lotus wormwood artemisia and rumex grass plants again alkali for 1 year after fluffy 1 year, and containing soda 0.2 milliequivalent in the soluble salt composition of 100 grams of soil, pH is 7.2-7.4, and salt content is 0.5-0.6%.
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 (10)
1. a method for low copper saline land plantation Suaeda salsa and extraction plant salt in, is characterized in that: comprise the selection in saline land, arrangement soil, plantation white lotus wormwood artemisia and rumex grass, plantation Suaeda salsa, plant salt and extract.
2. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia and rumex grass adopt, kind mode is planted.
3. according to claim 2 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia and rumex grass, kind ratio is 5:4, planting density is 30cm × 35cm.
4. according to claim 2 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plantation white lotus wormwood artemisia and rumex grass: between white lotus wormwood artemisia and rumex grass, kind ratio is 5:3, planting density is 25cm × 30cm.
5. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plantation white lotus wormwood artemisia and rumex grass: between planting season, wormwood artemisia cradles 3-5 time white lotus, rumex grass defloration 2-4 time.
6. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described improvement soil: the soil conditioner of use comprises the component of following weight portion: ardealite 7-9 part, citric acid 10-12 part, jervine 2-5 part, charcoal 4-6 part, aluminum sulfate 7-10 part, desulfurated plaster 8-11 part, seawood meal 6-9 part, water-loss reducer 10-15 part.
7. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plant salt extracts and comprises slurrying and ultrasonic process: after slurrying, be respectively by the frequency of ultrasonic process 2 times: 40-60KHz and 70-100KHz.
8. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: described plant salt extracts and also comprises crystallization, and crystallization pressure is 87.25-99.75kpa.
9. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: in the plant salt adopting the present invention to prepare, copper content is 1.86-2.54mg/Kg.
10. according to claim 1 a kind of in low copper saline land plantation Suaeda salsa and extract the method for plant salt, it is characterized in that: adopt the present invention to plant white lotus wormwood artemisia and rumex grass after 1 year, the copper content in planting area soil has dropped to 50-60mg/kg from 300-400 mg/kg.
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| CN105876739A (en) * | 2016-04-19 | 2016-08-24 | 王胜 | Vegetable salt and method for preparing suaeda salsa vegetable salt by adopting biological heavy-metal-removing technology utilizing chitosan |
| CN105901641A (en) * | 2016-04-19 | 2016-08-31 | 王胜 | A plant salt and a method of extracting the plant salt from suaeda salsa by adopting an ultrasonic-assisted enzymolysis process |
| CN106187484A (en) * | 2016-07-11 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of desulfurated plaster improveing Wheat Growing Soils and production technology thereof |
| CN106171093A (en) * | 2016-07-11 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of ardealite and the method in desulfurated plaster improved coordination salt-soda soil |
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Cited By (4)
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