CN107183067A - Method for preparing seaweed plant growth regulator by integral biological enzymolysis method - Google Patents

Method for preparing seaweed plant growth regulator by integral biological enzymolysis method Download PDF

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Publication number
CN107183067A
CN107183067A CN201710426196.4A CN201710426196A CN107183067A CN 107183067 A CN107183067 A CN 107183067A CN 201710426196 A CN201710426196 A CN 201710426196A CN 107183067 A CN107183067 A CN 107183067A
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enzymolysis
marine alga
seaweed
enzymatic
weight
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王海英
管菲
冷凯良
苗钧魁
于景晴
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Qingdao Keguang Biotechnology Co ltd
Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
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Qingdao Keguang Biotechnology Co ltd
Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/03Algae

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Agronomy & Crop Science (AREA)
  • Microbiology (AREA)
  • Mycology (AREA)
  • Plant Pathology (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Natural Medicines & Medicinal Plants (AREA)
  • Fertilizers (AREA)

Abstract

The invention relates to a method for preparing a seaweed plant growth regulator by an integral biological enzymolysis method, which comprises nine steps of preparation before production, pretreatment of raw materials, primary enzymolysis, impurity removal of an enzymolysis solution, homogenization of the enzymolysis solution, secondary enzymolysis, post-treatment, separation and activation of somatotropin, final preparation of a fertilizer and the like. The invention utilizes the commercial compound enzyme to carry out enzymolysis on the seaweed, overcomes the complexity of pretreatment of the enzymolysis process such as seaweed soaking, cleaning, impurity removal, shearing, grinding and the like in the prior art and the defect of loss of active substances caused by the pretreatment, directly carries out moderate and efficient softening and enzymolysis on the whole fresh seaweed or dry seaweed, reserves the active substances in the seaweed to the maximum extent, and ensures the effect and the quality of the seaweed fertilizer.

Description

A kind of method that overall biologic enzymolysis method prepares seaweed plants growth regulator
Technical field
Seaweed plants growth regulating is prepared the present invention relates to agricultural fertilizer field, more particularly to a kind of overall biologic enzymolysis method The method of agent.
Background technology
Utilized extensively by the people on the ground such as West Europe early in the middle of century alga fertilizer of Christian era 12.The 17th century French Government is energetically Recommend to be used as soil and fertilizer with marine alga in coastal area.There is within 1880 scholar to report the contrast using marine algae extract for the first time Result of the test, clearly illustrate that marine alga as the superiority of fertilizer.Effect and research is widely applied to show, marine algae extract should There is lot of advantages for crop production:Percentage of seedgermination can be improved, promotes growth of seedling, improves the yield and quality, increase is made Thing resistance and the formation for promoting agron after crop harvesting.These fertilizer efficiency protruded are depended on naturally to be contained in marine alga Abundant plant growth regulator such as cytokinin, auximone, gibberellin, abscisic acid, ethene, glycine betaine, polyamines Deng, in addition, in marine alga also contain algal polysaccharides, alginic acid, highly unsaturated fatty acid and land specific to marine organisms The mineral elements such as the rare zinc of plant, bromine, iodine, and substantial amounts of non-nitrogen containing organic matter and a number of amino acid, albumen Outside matter and micronutrient element.From or so nineties in last century, external alga fertilizer pours in domestic market and driven China domestic Marine alga is approved by agriculture personage always in application and development agriculturally, alga fertilizer in protrusion effect agriculturally and effect. The Ministry of Agriculture proposes within particularly 2014《To the year two thousand twenty applying quantity of chemical fertilizer zero growth rate action plan》, the alga fertilizer conduct of environment-friendly high-efficiency One kind of new-type fertilizer is increasingly favored and received by industry.
, it is necessary to extract alginic cell inclusion by clasmatosis or solubilization technique in alga fertilizer production, while making big point Sub- mass degradation is solvable and easy absorbed small-molecule substance.Common methods have Physical such as Mechanical Crushing, low temperature explosion etc., This method environmental protection, can at utmost retain the active component in marine alga, but high to equipment requirement;Chemical method such as extraction It is the main method of current production alginic acid, but has certain destruction to the active component in marine alga, HTHP strong acid is strong The improper carbonization phenomenon for organic matter easily occur is controlled in alkali technical process;Biotechnology such as microbial fermentation, enzymatic isolation method etc., can So that while marine alga active component is retained, its macromolecular to be converted into the small molecule that can be directly absorbed by crop, such as microorganism Direct fermentation, moreover it is possible to produce the active component beneficial to crop not contained in other marine alga raw materials, but technical requirements are high, production Cycle is long, product stability hardly possible control;Enzymatic isolation method is most efficient and gentle method, passes through selectivity enzyme preparation degraded macromolecular Material, destruction cell release cell inclusion, gentle condition can farthest retain the active material of marine alga in itself.But In existing zymolysis technique technological process, raw material marine alga is required for, by complicated pretreatment process, obtaining trickle of marine alga Grain is in favor of the progress of enzymolysis.These pre-treatments include immersion, cleaning, removal of impurities, shearing, grinding of marine alga etc., a large amount of in marine alga Active material such as mannitol, iodine, fucosan and other be lost in these pre-treating technologies, cause the activity of final products Reduction.
Therefore, in the market needs a kind of biologic enzymolysis method to handle the side that overall marine alga prepares seaweed plants growth regulator Method.
The content of the invention
To solve drawbacks described above present in prior art, the present invention is intended to provide a kind of utilize commodity complex enzyme to marine alga Digested, overcome the complexity of enzymolysis process pre-treatment such as marine alga immersion, cleaning, removal of impurities, shearing, grinding etc. in conventional art And the active material that brings of these pre-treatments is the drawbacks of be lost in, directly fresh seaweed or dry seaweed are integrally carried out gentle efficient Soften and digest, farthest remain the active material in marine alga, it is ensured that the effect of alga fertilizer and the biology enzyme of quality The method that the overall marine alga of solution processing prepares seaweed plants growth regulator.
In order to realize foregoing invention purpose, the present invention uses following technical scheme:A kind of overall biologic enzymolysis method prepares sea The method of algae plant growth regulator, comprises the following steps:
1) prepare before producing
1. raw material are prepared:The complete fresh seaweed of preparation or dry seaweed, cellulase, algal polysaccharide enzyme, protease, pectin Enzyme, amylase;
2. equipment and frock are prepared:Enzymatic vessel, colloid mill or homogenizer, the sonic oscillation for preparing to be provided with temperature control device are set Standby, horizontal spiral discharge sedimentation centrifuge;
3. preparatory technology auxiliary material:Single ethylol amine, pentacarbonyl manganous bromide, benzoic acid;
2) pretreatment of raw material:
If new fresh seaweed is then integrally soaked in the water of 1-2 times of weight by fresh seaweed loads enzymatic vessel, contain in its reclaimed water There are fresh seaweed weight 0.3%-0.8% inorganic salts and be well mixed, it is right under conditions of 40-60 DEG C of temperature with intermittence stirring Marine alga carries out softening 1-3h, obtains the marine alga slurries of pH6.5-pH7.5 a kind of;
If dry seaweed is then integrally soaked in enzymatic vessel in the water of 5-10 times of weight by dry seaweed, dry sea is contained in its reclaimed water Algae weight 3%-8% inorganic salts are simultaneously well mixed, and marine alga are carried out under conditions of 40-60 DEG C of temperature with intermittence stirring soft Change 1-3h, obtain the marine alga slurries of pH6.5-pH7.5 a kind of.
3) one-level is digested
By temperature control at 35-50 DEG C, the cellulase of the 1-4% in terms of marine alga dry weight, 0.1- are added in marine alga slurries 0.3% algal polysaccharide enzyme, batch type, enzymolysis time 6-12h terminates one-level enzymolysis during to enzymolysis liquid pH5-6;
4) enzymolysis liquid removal of impurities
In one-level enzymolysis process, treat that the marine alga slurry viscosity of stiff is remarkably decreased, after can freely stirring, stirred with enzymolysis Mix state, by enzymatic hydrolysis system between 2 enzymatic vessels multiple conversions, by sandstone settle carry out enzymatic hydrolysis system impurity removal;
5) enzymolysis liquid homogeneous
Step 3 will be completed) and step 4), substantially liquefied enzymolysis marine alga slurries, are carried out by colloid mill or homogenizer Further micronization processes, make the marine alga particle not digested thoroughly be refined to 100nm-10 μm;
6) secondary enzymolysis
By step 5) obtain homogeneous enzymolysis liquid adjust to pH6.5-pH7.5, temperature adjustment to 50-60 DEG C, add marine alga Dry weight 0.1%-0.3% protease, 1-3% pectase, 0.1%-0.2% amylase, batch type carries out two grades Enzymolysis, enzymolysis time 2-4h;
7) post-process
By step 6) obtained enzymolysis liquid carries out separation of solid and liquid by horizontal spiral discharge sedimentation centrifuge, can obtain solid Marine alga Enzymatic Extraction liquid of the thing content in 3-10%;
8) the separation activation of somatotropin
1. single ethylol amine is put into the marine alga Enzymatic Extraction liquid 7) obtained, then mixed concentrate is inserted into ultrasound Oscillator device, with 300W-350W oscillation of power 35min-40min, obtains last slurry eventually;
2. last slurry eventually is stood to the aqueous solution and organic solution natural layering, isolates organic solution and the aqueous solution;
3. the pentacarbonyl manganous bromide and marine alga gross dry weight 1% of marine alga dry weight 1% will be added in the organic solution isolated Benzoic acid, reaction finishes after stabilization, that is, the somatotropin of activation needed for obtaining;
9) fertilizer is matched somebody with somebody eventually
1. somatotropin step in 8) 3. obtained with 8) in the aqueous solution that 2. obtains of step remix, that is, needed for obtaining Overall biologic enzymolysis method prepares seaweed plants growth regulator.
Compared with prior art, by adopting the above-described technical solution, the present invention has advantages below:That takes is most main It is complete marine alga to want raw material, therefore effective ingredient recoverable amount is high, environment-friendly, and sustainable development to a greater extent can be achieved Exhibition and the optimum use of resource;Production process science and it is efficient, the cellulase and algal polysaccharide enzyme first added is thin in plant Its effect quickly, is thoroughly played under the full environment of born of the same parents' water, the cell membrane of plant cell is destroyed, releases in plants shootses Various materials, the protease added afterwards, amylase and pectase decompose or cracked respectively various big in aquation these materials Molecular substance, makes all composition molecular weight reductions, volume reduces, activity increases;Rationally can be molten respectively using water and organic solvent Solve opposed polarity material characteristic and water and be partially insoluble in water organic solvent natural separation characteristic, isolate the hydrotrope and Be dissolved in single ethylol amine, other organic matters is dissolved in single ethylol amine to Plant growth-promoting effect element less more in organic molten thing, recycling plant Characteristic, realize the accurate extraction of somatotropin, then somatotropin is further through pentacarbonyl manganous bromide and benzoic acid activation process Three kinds of characteristics are obtained afterwards, and one is not oxidizable when being contacted with the oxygen in air, solves somatotropin in routine techniques and is difficult to protect The predicament deposited, two will not produce composition transfer, impact effect when being mixed with other conventional pesticides;Three be it is more affine with water, more Easily absorbed by the hydrone in soil by root system of plant, absorptivity is higher than the plant growth regulator extracted in routine techniques.
Embodiment
Embodiment 1
A kind of method that overall biologic enzymolysis method prepares seaweed plants growth regulator, comprises the following steps:
1) prepare before producing
1. raw material are prepared:Prepare complete dry seaweed, cellulase, algal polysaccharide enzyme, protease, pectase, starch Enzyme;
2. equipment and frock are prepared:Enzymatic vessel, colloid mill or homogenizer, the sonic oscillation for preparing to be provided with temperature control device are set Standby, horizontal spiral discharge sedimentation centrifuge;
3. preparatory technology auxiliary material:Single ethylol amine, pentacarbonyl manganous bromide, benzoic acid;
2) pretreatment of raw material:
Dry seaweed is integrally soaked in enzymatic vessel in the water of 10 times of weight, the Asia containing dry seaweed weight 5% in its reclaimed water Potassium sulfate is simultaneously well mixed, and is carried out softening 2.5h to marine alga under conditions of temperature 50 C with intermittent stirring, is obtained a kind of pH About 7 marine alga slurries.
3) one-level is digested
By temperature control at 38 DEG C, add in terms of marine alga dry weight 2% cellulase in marine alga slurries, 0.1% it is brown Polysaccharides enzyme, batch type, enzymolysis time 9h, now enzymolysis liquid pH5.5, terminates one-level enzymolysis;
4) enzymolysis liquid removal of impurities
In one-level enzymolysis process, treat that the marine alga slurry viscosity of stiff is remarkably decreased, after can freely stirring, stirred with enzymolysis Mix state, by enzymatic hydrolysis system between 2 enzymatic vessels multiple conversions, by sandstone settle carry out enzymatic hydrolysis system impurity removal;
5) enzymolysis liquid homogeneous
Step 3 will be completed) and step 4), substantially liquefied enzymolysis marine alga slurries, are carried out by colloid mill or homogenizer Further micronization processes, make the marine alga particle not digested thoroughly be refined to 1 μm;
6) secondary enzymolysis
By step 5) the homogeneous enzymolysis liquid that obtains adjusted to pH7, and temperature adjustment adds marine alga dry weight 0.1% to 60 DEG C Protease, 1 pectase, 0.1% amylase, batch type carries out secondary enzymolysis, enzymolysis time 2h;
7) post-process
By step 6) obtained enzymolysis liquid carries out separation of solid and liquid by horizontal spiral discharge sedimentation centrifuge, can obtain solid Marine alga Enzymatic Extraction liquid of the thing content 7%;
8) the separation activation of somatotropin
1. single ethylol amine is put into the marine alga Enzymatic Extraction liquid 7) obtained, then mixed concentrate is inserted into ultrasound Oscillator device, with 350W oscillation of power 40min, obtains last slurry eventually;
2. last slurry eventually is stood to the aqueous solution and organic solution natural layering, isolates organic solution and the aqueous solution;
3. the pentacarbonyl manganous bromide and marine alga gross dry weight 1% of marine alga dry weight 1% will be added in the organic solution isolated Benzoic acid, reaction finishes after stabilization, that is, the somatotropin of activation needed for obtaining;
9) fertilizer is matched somebody with somebody eventually
1. somatotropin step in 8) 3. obtained with 8) in the aqueous solution that 2. obtains of step remix, that is, needed for obtaining Overall biologic enzymolysis method prepares seaweed plants growth regulator.
The overall biologic enzymolysis method produced according to the present embodiment prepares seaweed plants growth regulator, field fertilizer efficiency experiment feelings Condition is:Experiment effect of the seaweed plants growth regulator on strawberry:
Test place:Qingdao of Shandong province Chengyang District Xia Zhuan
Experimental period:2 months in April, -2016 in 2016
Test kind:Greenhouse sweet tea treasured strawberry
Experimental design:Using cell method of comparison, the field management such as good ecological environmental condition, rich water and insect pest preventing and controlling are selected Consistent plot.
Experiment sets 2 processing:(1) the seaweed plants growth regulator that the technique productions of embodiment 1 are obtained, is diluted with water 1000 Positive and negative foliage-spray again;(2) clear water is compareed, and the clear water of equivalent is applied in check plot.3 repetitions of each treatment group, each cell is random Arrangement.
Fertilization mode:Since second batch of swollen fruiting period of fruit every 7 days positive and negative foliage-sprays once, co-administer 4 times.
Experiment effect
Influence of the seaweed plants growth regulator to strawberry fruit weight and sugariness
The strawberry fruit weight and fruit sweetness of table 1 harvest time different disposal group
After each experimental group is disposed according to experimental program, 10 strawberry progress are randomly selected respectively in each experiment repeating groups Weigh and pol measure, average as each cell index.Each replicated plot index takes average to be each treatment group index again.From It can see in data, after enzymolysis seaweed plants growth regulator, the fruit size of strawberry is substantially bigger than clear water control group, Average weight gain 18.77%;The sugariness of strawberry compares clear water control group, increases bigger, average sugariness increase 31.4%.
Embodiment 2
A kind of method that overall biologic enzymolysis method prepares seaweed plants growth regulator, overall consistent with embodiment 1, difference Part is:
2) pretreatment of raw material:
New fresh seaweed is integrally soaked in the water of 2 times of weight and loads enzymatic vessel, fresh seaweed weight is contained in its reclaimed water 0.3% inorganic salts are simultaneously well mixed, and are carried out softening 1h to marine alga under conditions of temperature 40 with intermittent stirring, are obtained one kind PH6.5 marine alga slurries;
3) one-level is digested
By temperature control at 35 DEG C, add in terms of marine alga dry weight 4% cellulase in marine alga slurries, 0.3% it is brown Polysaccharides enzyme, batch type, enzymolysis time 6h terminates one-level enzymolysis during to enzymolysis liquid pH5;
5) enzymolysis liquid homogeneous
Step 3 will be completed) and step 4), substantially liquefied enzymolysis marine alga slurries, are carried out by colloid mill or homogenizer Further micronization processes, make the marine alga particle not digested thoroughly be refined to 100nm;
6) secondary enzymolysis
By step 5) the homogeneous enzymolysis liquid that obtains adjusted to pH6.5, and temperature adjustment adds marine alga dry weight 0.3% to 50 DEG C Protease, 3% pectase, 0.2% amylase, batch type carry out secondary enzymolysis, enzymolysis time 4h;
7) post-process
By step 6) obtained enzymolysis liquid carries out separation of solid and liquid by horizontal spiral discharge sedimentation centrifuge, can obtain solid Marine alga Enzymatic Extraction liquid of the thing content 10%;
8) the separation activation of somatotropin
1. single ethylol amine is put into the marine alga Enzymatic Extraction liquid 7) obtained, then mixed concentrate is inserted into ultrasound Oscillator device, with 300W oscillation of power 35min, obtains last slurry eventually;
The overall biologic enzymolysis method produced according to the present embodiment prepares seaweed plants growth regulator, field fertilizer efficiency experiment feelings Condition is:Experiment effect of the seaweed plants growth regulator on strawberry:The fruit size of strawberry is substantially bigger than clear water control group, puts down Increase weight 21.23%;The sugariness of strawberry compares clear water control group, increases bigger, average sugariness increase 37.9%.
Embodiment 3
A kind of method that overall biologic enzymolysis method prepares seaweed plants growth regulator, overall consistent with embodiment 1, difference Part is:
2) pretreatment of raw material:
Dry seaweed is integrally soaked in enzymatic vessel in the water of 5 times of weight, the sulfurous containing dry seaweed weight 5% in its reclaimed water Sour potassium is simultaneously well mixed, and carries out softening 3h to marine alga under conditions of temperature 60 C with intermittent stirring, it is about 7 to obtain a kind of pH Marine alga slurries.
3) one-level is digested
By temperature control at 50 DEG C, add in terms of marine alga dry weight 1% cellulase in marine alga slurries, 0.3% it is brown Polysaccharides enzyme, batch type, enzymolysis time 6h, now enzymolysis liquid pH6.5, terminates one-level enzymolysis;
5) enzymolysis liquid homogeneous
Step 3 will be completed) and step 4), substantially liquefied enzymolysis marine alga slurries, are carried out by colloid mill or homogenizer Further micronization processes, make the marine alga particle not digested thoroughly be refined to 10 μm;
6) secondary enzymolysis
By step 5) obtain homogeneous enzymolysis liquid adjust to pH7.5, temperature adjustment is to 50 DEG C;
7) post-process
By step 6) obtained enzymolysis liquid carries out separation of solid and liquid by horizontal spiral discharge sedimentation centrifuge, can obtain solid Marine alga Enzymatic Extraction liquid of the thing content 3%;
The overall biologic enzymolysis method produced according to the present embodiment prepares seaweed plants growth regulator, field fertilizer efficiency experiment feelings Condition is:Experiment effect of the seaweed plants growth regulator on strawberry:The fruit size of strawberry is substantially bigger than clear water control group, puts down Increase weight 15.19%;The sugariness of strawberry compares clear water control group, increases bigger, average sugariness increase 29.6%.
To sum up experiment illustrates, the seaweed plants growth regulator effect obtained using fresh seaweed is better than dry seaweed.
The foregoing description of the disclosed embodiments, only for enabling professional and technical personnel in the field to realize or using this Invention.A variety of modifications to these embodiments will be apparent for those skilled in the art, institute herein The General Principle of definition can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, The present invention is not intended to be limited to the embodiments shown herein, and is to fit to special with principles disclosed herein and novelty The consistent most wide scope of point.

Claims (1)

1. a kind of method that overall biologic enzymolysis method prepares seaweed plants growth regulator, it is characterised in that comprise the following steps:
1) prepare before producing
1. raw material are prepared:Prepare complete fresh seaweed or dry seaweed, cellulase, algal polysaccharide enzyme, protease, pectase, Amylase;
2. equipment and frock are prepared:Prepare to be provided with enzymatic vessel, colloid mill or the homogenizer of temperature control device, sonic oscillation equipment, Horizontal spiral discharge sedimentation centrifuge;
3. preparatory technology auxiliary material:Single ethylol amine, pentacarbonyl manganous bromide, benzoic acid;
2) pretreatment of raw material:
If new fresh seaweed is then integrally soaked in the water of 1-2 times of weight by fresh seaweed loads enzymatic vessel, containing fresh in its reclaimed water Seaweed weight 0.3%-0.8% inorganic salts are simultaneously well mixed, to marine alga under conditions of 40-60 DEG C of temperature and intermittent stirring Softening 1-3h is carried out, the marine alga slurries of pH6.5-pH7.5 a kind of are obtained;
If dry seaweed is then integrally soaked in enzymatic vessel in the water of 5-10 times of weight by dry seaweed, dry seaweed weight is contained in its reclaimed water Measure 3%-8% inorganic salts and be well mixed, softening 1- is carried out to marine alga under conditions of 40-60 DEG C of temperature and intermittent stirring 3h, obtains the marine alga slurries of pH6.5-pH7.5 a kind of.
3) one-level is digested
By temperature control at 35-50 DEG C, the cellulase of the 1-4% in terms of marine alga dry weight, 0.1-0.3% are added in marine alga slurries Algal polysaccharide enzyme, batch type, enzymolysis time 6-12h, terminate during to enzymolysis liquid pH5-6 one-level enzymolysis;
4) enzymolysis liquid removal of impurities
In one-level enzymolysis process, treat that the marine alga slurry viscosity of stiff is remarkably decreased, after can freely stirring, with enzymolysis stirring shape State, by enzymatic hydrolysis system between 2 enzymatic vessels multiple conversions, by sandstone settle carry out enzymatic hydrolysis system impurity removal;
5) enzymolysis liquid homogeneous
Step 3 will be completed) and step 4), substantially liquefied enzymolysis marine alga slurries, traveling one is entered by colloid mill or homogenizer Micronization processes are walked, the marine alga particle not digested thoroughly is refined to 100nm-10 μm;
6) secondary enzymolysis
By step 5) obtain homogeneous enzymolysis liquid adjust to pH6.5-pH7.5, temperature adjustment to 50-60 DEG C, add marine alga dry weight 0.1%-0.3% protease, 1-3% pectase, 0.1%-0.2% amylase, batch type carries out secondary enzymolysis, Enzymolysis time 2-4h;
7) post-process
By step 6) obtained enzymolysis liquid carries out separation of solid and liquid by horizontal spiral discharge sedimentation centrifuge, and it can obtain solid content and contain Measure the marine alga Enzymatic Extraction liquid in 3-10%;
8) the separation activation of somatotropin
1. single ethylol amine is put into the marine alga Enzymatic Extraction liquid 7) obtained, then mixed concentrate is inserted into sonic oscillation Equipment, with 300W-350W oscillation of power 35min-40min, obtains last slurry eventually;
2. last slurry eventually is stood to the aqueous solution and organic solution natural layering, isolates organic solution and the aqueous solution;
3. by pentacarbonyl manganous bromide and the benzene first of marine alga gross dry weight 1% that marine alga dry weight 1% is added in the organic solution isolated Acid, reaction finishes after stabilization, that is, the somatotropin of activation needed for obtaining;
9) fertilizer is matched somebody with somebody eventually
1. somatotropin step in 8) 3. obtained with 8) in the aqueous solution that 2. obtains of step remix, that is, it is overall needed for obtaining Biologic enzymolysis method prepares seaweed plants growth regulator.
CN201710426196.4A 2017-06-08 2017-06-08 Method for preparing seaweed plant growth regulator by integral biological enzymolysis method Pending CN107183067A (en)

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CN115259967A (en) * 2022-07-25 2022-11-01 青岛科光生物技术有限公司 Seaweed biological compound fertilizer and preparation method and application thereof

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