CN102206121A - Marine polysaccharide inorganic and organic composite controlled release fertilizer and process for producing the same - Google Patents
Marine polysaccharide inorganic and organic composite controlled release fertilizer and process for producing the same Download PDFInfo
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- CN102206121A CN102206121A CN2011100806832A CN201110080683A CN102206121A CN 102206121 A CN102206121 A CN 102206121A CN 2011100806832 A CN2011100806832 A CN 2011100806832A CN 201110080683 A CN201110080683 A CN 201110080683A CN 102206121 A CN102206121 A CN 102206121A
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Abstract
The invention relates to a marine polysaccharide inorganic and organic composite controlled release fertilizer and a process for producing the same, belonging to the technical filed of fertilizer for corps. The marine polysaccharide inorganic and organic composite controlled release fertilizer comprises the following raw materials: 0.5-10wt% marine polysaccharide, 8-15wt% urea, 10-14wt% calcium superphosphate, 6-15wt% complex potassium salt and 30-65wt% seaweed meal, nitrogen-enriched bacterium and bacillus mucilaginosus are used as effective microbes, and others are common household organic fertilizers. The process comprises the following steps: (1) weighing the raw materials in certain mass percent; (2) homogenizing the raw materials for 10-20min; (3) granulating by disc atomizing; (4) drying the particles obtained by the step (3); (5) cooling the dried particles by normal temperature air cooling; (6) grading the cooled particles by a rotary screen; (7) coating the product surface with mixed water solution spray of marine polysaccharides and seaweed meals; and (8) measuring and packaging. The process has the advantage of scientific and reasonable process technique, and the produced fertilizer has the advantages of quick-acting, long-acting, synergy, water holding and controlled release. Various effects which can effect long time are achieved by fertilizing one time, so that the labor intensity of farmers is lightened, and the effectiveness and economy of fertilizing is improved.
Description
One, technical field
The present invention relates to a kind of ocean saccharan organic-inorganic compound release-controlled fertilizer and production technique thereof, belong to farm crop fertilizer technical field.
Two, background technology
Along with improving constantly of standard of living, people more and more pay close attention to food safety, growth conditions as the basic raw material farm crop of food just seems particularly important, at present farm crop mainly contain chemical fertilizer and bio-feritlizer with fertilizer, chemical fertilizer easily causes the objectionable impurities of soil compaction and crop and fruit residual; And prior biological fertilizer product composition is not comprehensive, and biological organic fertilizer is a bacterium with organic compound, and inorganic fertilizer N, P2O5, K2O and fertilizer compound lacks compound with the polymer novel material; Bio-bacterial manure is unilateral bacteria agent, organic and inorganic N, and P, K sneaks into, and lacks the compound of good polymer carrier, and is bad at aspects such as water conservation, sticking power, controlled releases, thereby fertilizer efficiency is low, and number of dropouts is big.
Above product shortcoming: under the situation that has overcome simplification, hypotrophy face, can not overcome blindly use, number of dropouts is big, can not on time range, carry out the shortcoming of controlled release, cause that fertilization effect and economy are not reciprocity, number of dropouts is big, cause surrounding enviroment and river pollution.
Three, summary of the invention
The objective of the invention is to solve the deficiency that above-mentioned prior art exists, a kind of ocean saccharan organic-inorganic compound release-controlled fertilizer and the production technique thereof that can control fertilization effect and fertilising scope is provided, and it is effectively compound that this fertilizer can satisfy biological beneficial microorganism bacterium, fertilizer, inorganic nutrients and polymer ocean saccharan simultaneously.
The present invention realizes by following technical solution:
Ocean saccharan organic-inorganic compound release-controlled fertilizer, characteristics are to contain in the formula for a product component: ocean saccharan, beneficial microorganism bacterium, inorganic nutrients and organic four major parts.
(1) ocean saccharan:
Derive from marine crustacean and marine algae plant, totally nontoxic, degradable.Contain benefit materials such as chitin, chitosan, carrageenin, sodium alginate.
The ocean saccharan is with marine animal class shell such as shrimp shell, crab shell etc., and marine plant series products such as sea-tangle, bulk kelp, Eucheuma muricatum (Gmel.) Web, Thallus Gracilariae etc. are raw material, through the multiple working procedure processing treatment, the high molecular polymer of making, the ocean saccharan has easy dissolving, water-retentivity is strong, characteristics such as the viscosity height is adjustable, and the gel-strength height is adjustable.
(2) beneficial microorganism bacterium:
Be vinelandii and colloid bacillus cereus.
(3) inorganic nutrients:
Nitrogen: the urea powder that adopts nitrogen content 〉=50%;
Phosphorus: adopt P
2O
5The calcium superphosphate of content 〉=16%;
Potassium: adopt K
2The good Repone K of O content 〉=60%, salt of wormwood, vitriolate of tartar mixture.
(4) organic matter:
Adopt the seaweed powder of organic content 〉=65%, wherein contain the essential trace element of farm crop such as K, Ca, Na more than 3%.
Ocean saccharan organic-inorganic compound release-controlled fertilizer requires: ocean saccharan, N+P
2O
5+ K
2The mass percentage content of O 〉=15%, living bacteria count 〉=50,000,000,000/kg, quality of organic matter degree 〉=35%.
Ocean saccharan organic-inorganic compound release-controlled fertilizer, its special character is that raw material comprises following component, mass percent by each component is respectively: ocean saccharan 0.3-45%, urea 8-15%, calcium superphosphate 10-14%, compound sylvite 6-15%, seaweed powder 30-65%, other is the family expenses fertilizer, as ight soil etc.
Nitrogen content in the said urea 〉=50%.
P in the said calcium superphosphate
2O
5Content 〉=16%.
K in the said compound sylvite
2O content 〉=60% is Repone K, salt of wormwood, vitriolate of tartar mixture.
Said seaweed powder organic content 〉=65%.
The beneficial microorganism bacterium is vinelandii and colloid bacillus cereus.
Said ocean saccharan, raw material comprises following component, is respectively by the mass percent of each component: shrimp shell or crab shell or shrimp shell and crab shell 30-70%, sea-tangle, Eucheuma muricatum (Gmel.) Web, Thallus Gracilariae, bulk kelp any or several 30-70%.
The production technique of above-mentioned ocean saccharan may further comprise the steps:
1) prepare raw material: remove various impurity in the raw material earlier, take by weighing various raw materials by the mass percent of each component, raw material drying to moisture is lower than 38%, it is standby that salt soaks under the condition prolonged preservation.
2) alkaline purification:, under 55-65 ℃ of condition, soaked 3-4 hour with the NaOH solution of raw material with 7-12% concentration.
3) washing alkali lye: the raw material water steeps earlier and washes after the alkaline purification, is flushed to pH value then and reaches below 7.5.
4) acid treatment: with HCL and H
2SO
4(1.8-2.2) by volume: 1, be made into mixed solution, be diluted to pH value 1.5-2 then, with the raw material soaking after the above-mentioned washing wherein 15-30 minute, treat that raw material is softening to take out at once.
5) washing acid solution: raw material water after the acid treatment is flushing earlier, and bubble is washed pH value and reached more than 6.5 then.
6) digestion dissolving: in water, add the proteolytic enzyme of quality 2.5-3.5 ‰ under the normal temperature condition, the cellulase of 1.5-2.5 ‰ is made solution, with the raw material soaking of washing after the acid solution wherein 8-12 hour, be warming up to 110-130 ℃ then, be incubated 2-3 hour, fully dissolving.
7) filter: the material after the above-mentioned dissolving is incubated press filtration, and filtration temperature needs during filtration just can pass through smoothly with 30-50 times of volume hot water dilution more than 85 ℃, gets filtered liquid after the filtration.
8) solidify aging: with KCL, the CaCL of 8-10% of mass percent concentration 5-8%
2With volume ratio (6-8): 1 ratio is made mixed solution, with filtered liquid and mixed solution with (8-12): 1 volume ratio mixing, solidify burin-in process, the time is 1-1.5 hour.
9) dehydration: the solid that will wear out is pressed the moisture that removes 20-30% through plate type pressure filter, when noticing that the pressure filter high pressure reaches 8MPa pressure, needs step-down to handle.
10) pulverize: the blocks of solid after will dewatering is ground into the particulate material of 2-5mm size with pulverizer.
11) oven dry: the dryer inlet temperature is lower than 90 ℃, and temperature out is higher than 40 ℃, and particulate material is dried between the moisture 22-26%.
12) sterilization: use Micvowave Sterilization, temperature is 70-85 ℃, time 1.5-2 minute, use 121 ℃ in steam sterilizing pot then, and sterilized 10-20 minute, obtain ocean saccharan product.
The production technique of above-mentioned ocean saccharan organic-inorganic compound release-controlled fertilizer may further comprise the steps:
(1) get the raw materials ready: the mass percent by each component takes by weighing various raw materials;
(2) homogeneous: the order of addition(of ingredients) by ocean saccharan, calcium superphosphate, family expenses fertilizer, urea, compound sylvite, seaweed powder feeds intake, and homogenizing time 10-20 minute, carries out under the normal temperature;
(3) granulation: disc spray granulation, the compound that obtains behind the above-mentioned homogeneous is added in the tablets press, the ocean saccharan of adding quality 0.3-0.5%, the seaweed powder of 0.2-0.5% are made mixed solution in the water, mixed solution pressurization sprayed in the tablets press granulate, the straying quatity of mixed solution is the 0.5-5% of compound;
(4) oven dry: the above-mentioned particle that obtains is added drying machine drying, and the dryer inlet temperature is controlled at below 110 ℃, and 90-110 ℃, temperature out 65-80 ℃, guarantees the bacterial classification surviving rate more than 65 ℃;
(5) cooling: normal temperature is air-cooled, adjusts air quantity and makes product moisture content below 8%.
(6) classification: with changeing screen sizing, defective part is got back to homogeneous, guarantees even particle size.
(7) coating: will add the ocean saccharan of quality 0.3-0.5% and the seaweed powder of 0.5-0.8% in the water, water-soluble back even spraying forms a skim at finished surface, make product slow-releasing and effective viable bacteria further reach standard, and guarantee that product does not harden into piece.
(8) metering packing: finished product metering packing.
The advantage of marine polysaccharide organic-inorganic compound release-controlled fertilizer of the present invention and production technique thereof:
1, nutrient complete and the fertilising room and time controlled, product contains the various trace elements such as nutrient of ocean saccharan, useful effective bacterium, nitrogen, phosphorus, potassium, contain abundant organic matter etc., everything is under effective control of ocean saccharan, in certain limit generation effect, and effective moisture content of periphery and trace element can be adsorbed onto plant and effectively absorb in the radius.
2, scientific formulation, N in the fertilizer, P, K content 〉=15%; Guaranteed the nutrient supply of crop, because the highly effective water-keeping effect of ocean saccharan makes the fertilizer efficiency time longer; Effective constituent does not run off, and biological bacteria has the basis of growth and breeding.
3, use conveniently, can make base manure or topdress, different areas, edaphic condition can be adjusted rate of fertilizer application.
4, applied widely, be applicable to cash crop such as apple, strawberry, Da Jiang, pears, also be applicable to field crops such as wheat, peanut, corn, paddy rice, cotton.
Organic-inorganic compound release-controlled fertilizer of the present invention can be improved the soil simultaneously, saves the fertilising cost greatly.It is controlled to have rate of fertilizer application, working lipe, the controlled characteristics of useful range.
Four, embodiment
Below provide the specific embodiment of the present invention, be used for formation of the present invention is further specified.
Embodiment 1
The ocean saccharan organic-inorganic compound release-controlled fertilizer of present embodiment comprises following component in the raw material, be respectively by the mass percent of each component:
Ocean saccharan 6%, nitrogen content 〉=50% urea 12%, P
2O
5Content 〉=16% calcium superphosphate 12%, K
2The compound sylvite 10% of O content 〉=60%, organic content 〉=65% seaweed powder 50%, organic content 〉=40% high temperature puffing chicken manure 8%, the probiotics vinelandii, colloid bacillus cereus adds up to content:
N, P
2O
5, K
2O content: 50% * 12%+16% * 12%+60% * 12%=15.12% 〉=15%:
Organic content: 65% * 50%+40% * 8%=35.7% 〉=35%.
The used ocean of present embodiment saccharan, raw material comprises following component, is respectively by the mass percent of each component: shrimp shell or crab shell or shrimp shell and crab shell 30-70%, sea-tangle, Eucheuma muricatum (Gmel.) Web, Thallus Gracilariae, bulk kelp any or several 30-70%.
The production technique of ocean saccharan may further comprise the steps:
1) prepare raw material: remove various impurity in the raw material, take by weighing various raw materials by the mass percent of each component, raw material must not have and goes mouldy, and raw material drying to moisture is lower than 38%, and it is standby that salt soaks under the condition prolonged preservation.
2) alkaline purification:, under 55-65 ℃ of condition, soaked 3-4 hour with the NaOH solution of raw material with 7-12% concentration.
3) washing alkali lye: the raw material water after alkaline purification bubble is earlier washed, and is flushed to pH value then and reaches below 7.5.
4) acid treatment: with HCL and H
2SO
4(1.8-2.2) by volume: 1, be made into mixed solution, be diluted to pH value 1.5-2 then, with the raw material soaking wherein 15-30 minute after the washing, treat that raw material is softening to take out at once.
5) washing acid solution: raw material water after the acid treatment is flushing earlier, and bubble is washed pH value and reached more than 6.5 then.
6) digestion dissolving: in water, add the proteolytic enzyme of quality 2.5-3.5 ‰ under the normal temperature condition, the cellulase of 1.5-2.5 ‰ is made solution, with the raw material soaking of washing after the acid solution wherein 8-12 hour, be warming up to 110-130 ℃ then, be incubated 2-3 hour, fully dissolving.
7) filter: the material after the above-mentioned dissolving is incubated press filtration, during filtration solution temperature 85-95 ℃, need during filtration just can pass through smoothly with 30-50 times of volume hot water dilution, after the filtration filtered liquid.
8) solidify aging: with KCL, the CaCL of 8-10% of mass percent concentration 5-8%
2With volume ratio (6-8): 1 ratio is made mixed solution, with filtered liquid and mixed solution with (8-12): 1 volume ratio mixing, solidify burin-in process, the time is 1-1.5 hour.
9) dehydration: the solid that will wear out is pressed the moisture that removes 20-30% through plate type pressure filter, when noticing that the pressure filter high pressure reaches 8MPa pressure, needs step-down to handle.
10) pulverize: the blocks of solid after will dewatering is ground into the particulate material of 2-5mm size with pulverizer.
11) oven dry: the dryer inlet temperature is controlled at 70-90 ℃, temperature out 40-60 ℃, particulate material is dried between the moisture 22-26%.
12) sterilization: with the Micvowave Sterilization temperature is 70-85 ℃, time 1.5-2 minute, use 121 ℃ in steam sterilizing pot then, and sterilized 10-20 minute, obtain ocean saccharan product.
13) smart powder: pulverizing products obtained therefrom with pawl formula fine pulverizer, through the vibratory screening apparatus classification, is 40 orders, 80 orders, 120 orders with the material crushing and classification.
14) homogeneous: granularity on request, viscosity, gel-strength, solubleness, water conservation multiple compound go out the qualified product of requirement.
15) by packing of product requirement, the packing warehouse-in.
The production technique of present embodiment ocean saccharan organic-inorganic compound release-controlled fertilizer may further comprise the steps:
(1) get the raw materials ready: the mass percent by each component takes by weighing various raw materials;
(2) homogeneous: the order of addition(of ingredients) by ocean saccharan, calcium superphosphate, chicken manure, urea, compound sylvite, seaweed powder feeds intake, effectively avoid producing adverse chemical reaction, improve the bacterial classification survival rate, every jar of 1.5 tons of total amount of feeding intake, homogenizing time 10-20 minute, carry out under the normal temperature;
(3) granulation: disc spray granulation, the mixed solution for preparing the disc spray granulation is crucial, the compound that obtains behind the above-mentioned homogeneous is added in the tablets press, add the mixed solution that the seaweed powder of ocean saccharan, the 0.2-0.5% of quality 0.3-0.5% is made in the water, the mixed solution pressurization is sprayed in the tablets press granulate; The straying quatity of mixed solution is the 0.5-5% of compound;
(4) oven dry: the above-mentioned particle that obtains is added drying machine drying, and the dryer inlet temperature is controlled at below 110 ℃, and temperature out guarantees the bacterial classification surviving rate more than 65 ℃;
(5) cooling: normal temperature is air-cooled, adjusts air quantity and makes product moisture content below 8%.
(6) classification: with changeing screen sizing, defective part is got back to homogeneous, guarantees even particle size.
(7) coating: with the ocean saccharan of 0.3-5% and the seaweed powder of 0.5-8%, water-soluble back even spraying forms a skim at finished surface, makes product slow-releasing and effective viable bacteria further reach standard, and guarantees that product does not harden into piece.
(8) metering packing: finished product metering packing.
Embodiment 2
The ocean saccharan organic-inorganic compound release-controlled fertilizer of present embodiment and embodiment 1 difference are:
Mass percent by each component in the raw material is respectively:
Ocean saccharan 2%, urea 13%, calcium superphosphate 11%, compound sylvite 14%, seaweed powder 35%, high temperature puffing chicken manure 25%, probiotics is: vinelandii, colloid bacillus cereus add up to content:
N, P
2O
5, K
2O content: 50% * 13%+16% * 11%+60% * 14%=16.66% 〉=15%
Organic content: 65% * 40%+40% * 25%=36% 〉=35%
The ocean saccharan organic-inorganic compound release-controlled fertilizer production technique of present embodiment and the difference of the production technique of embodiment 1 are:
Save (6) classification operation, this finished product is fit to the fertilising of machine ground, is not suitable for aircraft and applies fertilizer in the air.
Embodiment 3
The ocean saccharan organic-inorganic compound release-controlled fertilizer of present embodiment and embodiment 1 difference are:
According to mass percent, composition of raw materials is:
Ocean saccharan 1%, urea 14%, calcium superphosphate 10%, compound sylvite 15%, seaweed powder 45%, high temperature puffing chicken manure 20%, probiotics is: vinelandii, colloid bacillus cereus add up to content:
N, P
2O
5, K
2O content: 50% * 14+16% * 15%=17.6% 〉=15%;
Organic content: 65% * 45%+40% * 20%=37.25% 〉=35%;
The ocean saccharan organic-inorganic compound release-controlled fertilizer production technique of present embodiment and the difference of the production technique of embodiment 1 are:
Save (7) coating operation, this finished product is specifically designed in the acid higher soil.
Embodiment 4
Present embodiment ocean saccharan organic-inorganic compound release-controlled fertilizer and embodiment 1 difference are::
According to the materials in percentage by mass prescription be:
Ocean saccharan 0.5%, urea 15%, calcium superphosphate 9%, compound sylvite 16%, seaweed powder 60%, high temperature puffing chicken manure 10%, probiotics is: vinelandii, colloid bacillus cereus adds up to content:
N, P
2O
5, k
2O content: 50% * 15%+16% * 9%+60% * 16%=18.54% 〉=15%;
Organic content: 65% * 55%+40% * 10%=39.75% 〉=35%;
The ocean saccharan organic-inorganic compound release-controlled fertilizer production technique of present embodiment and the difference of the production technique of embodiment 1 are:
Save (6) classification operation and (7) coating operation.
Marine alga saccharan organic-inorganic compound release-controlled fertilizer of the present invention reaches more than the 12-25% the crop yield effect through field experiment contrast proof, apparently higher than contrast fertilizer, and concrete experiment contrast:
| Rate of fertilizer application/mu | Fertilizer application frequency/mu | The loose soil softness | The volume increase ratio | |
| Fertilizer of the present invention | 300 kilograms | 1 | Deliquescing | 17％ |
| Compound fertilizer | 300 kilograms | 2 | Deliquescing | 10％ |
| Fertilizer | 350 kilograms | 2 | Deliquescing | 8％ |
| Inorganic fertilizer | 500 kilograms | 3 | Hardening | 10％ |
The above table fertilizer is to contain organic organic materials more than 30%, as knot bar material, soddy soil etc.; Inorganic fertilizer is a urea diamines etc.; Compound fertilizer is above fertilizer and the fertilizer that mixes of inorganic expense.
For showing actual effect of the present invention, the spy has carried out the test contrast.
Statistic data is as follows:
Fertilizer contains organic organic materials more than 30% in the above table, as knot bar material, soddy soil etc.; Inorganic fertilizer is a urea diamines etc.; Compound fertilizer is above fertilizer and the fertilizer that mixes of inorganic expense.
Through evidence, in the effective constituent scope, the ocean saccharan organic-inorganic compound release-controlled fertilizer of the above embodiment of the present invention has overcome the shortcoming that existing fertilizer product can not satisfy the crop needs simultaneously, have the quick-acting characteristics of inorganic fertilizer, long lasting characteristics of fertilizer again, bio-fertilizer synergic characteristics, ocean saccharan water conservation, the characteristics of slowly-releasing, there is synergy simultaneously in five large effects, solved the long-term application inorganic fertilizer and caused soil compaction, problems such as nitrate content height, single-dose application multiple efficacies long term, alleviate peasant's labour intensity, improved the validity and the economy of fertilising.
Claims (5)
1. ocean saccharan organic-inorganic compound release-controlled fertilizer, it is characterized in that comprising in the raw material following component, mass percent by each component is respectively: ocean saccharan 0.5-10%, urea 8-15%, calcium superphosphate 10-14%, compound sylvite 6-15%, seaweed powder 30-65%, other is family expenses fertilizer commonly used.
2. according to the described ocean of claim 1 saccharan organic-inorganic compound release-controlled fertilizer, be characterised in that described
Nitrogen content in the urea 〉=50%;
P2O5 content 〉=16% in the calcium superphosphate;
K2O content 〉=60% in the compound sylvite;
Seaweed powder organic content 〉=65%;
The beneficial microorganism bacterium is rich nitrogen bacterium and colloid bacillus cereus.
3. according to the described ocean of claim 1 saccharan organic-inorganic compound release-controlled fertilizer, be characterised in that
Said ocean saccharan, raw material comprises following component, is respectively by the mass percent of each component: shrimp shell or crab shell or shrimp shell and crab shell 30-70%, sea-tangle, Eucheuma muricatum (Gmel.) Web, Thallus Gracilariae, bulk kelp any or several 30-70%.
4. the production technique of claim 1 or 2 or 3 described ocean saccharan organic-inorganic compound release-controlled fertilizers is characterized in that may further comprise the steps:
(1) get the raw materials ready: the mass percent by each component takes by weighing various raw materials;
(2) homogeneous: the order of addition(of ingredients) by ocean saccharan, calcium superphosphate, family expenses fertilizer, urea, compound sylvite, seaweed powder feeds intake, and homogenizing time 10-20 minute, carries out under the normal temperature;
(3) granulation: the disc spray granulation, the compound that obtains behind the above-mentioned homogeneous is added in the tablets press, add the ocean saccharan of quality 0.3-0.5% in the water, the seaweed powder of 0.2-0.5% is made mixed solution, the mixed solution pressurization is sprayed in the tablets press granulate; The straying quatity of mixed solution is the 0.5-5% of compound;
(4) oven dry: the above-mentioned particle that obtains is added drying machine drying, and the dryer inlet temperature is controlled at below 110 ℃, and temperature out guarantees the bacterial classification surviving rate more than 65 ℃;
(5) cooling: normal temperature is air-cooled, adjusts air quantity and makes product moisture content below 8%;
(6) classification: with changeing screen sizing, defective part is got back to homogeneous, guarantees even particle size;
(7) coating: with the ocean saccharan of 0.3-0.5% and the seaweed powder of 0.5-0.8%, water-soluble back even spraying forms a skim at finished surface, makes product slow-releasing and effective viable bacteria further reach standard, and guarantees that product does not harden into piece;
(8) metering packing: finished product metering packing.
5. the production technique of the described ocean of claim 4 saccharan organic-inorganic compound release-controlled fertilizer is characterised in that to may further comprise the steps the production technique of described ocean saccharan:
1) prepare raw material: remove various impurity in the raw material earlier, take by weighing various raw materials by the mass percent of each component, raw material drying to moisture is lower than 38%, it is standby that salt soaks under the condition prolonged preservation;
2) alkaline purification:, under 55-65 ℃ of condition, soaked 3-4 hour with the NaOH solution of raw material with 7-12% concentration;
3) washing alkali lye: the raw material water after alkaline purification bubble is earlier washed, and is flushed to pH value then below 7.5;
4) acid treatment: with HCL and H
2SO
4(1.8-2.2) by volume: 1, be made into mixed solution, be diluted to pH value 1.5-2 then, with the raw material soaking after the above-mentioned washing wherein 15-30 minute, treat that raw material is softening to take out at once;
5) washing acid solution: the raw material water after the acid treatment is flushing earlier, and bubble is washed pH value more than 6.5 then;
6) digestion dissolving: in water, add the proteolytic enzyme of quality 2.5-3.5 ‰ under the normal temperature condition, the cellulase of 1.5-2.5 ‰ is made solution, with the raw material soaking of washing after the acid solution wherein 8-12 hour, be warming up to 110-130 ℃ then, be incubated 2-3 hour, fully dissolving;
7) filter: the material after the above-mentioned dissolving is incubated press filtration, and filtration temperature needs during filtration just can pass through smoothly with 30-50 times of volume hot water dilution more than 85 ℃, gets filtered liquid after the filtration;
8) solidify aging: with the CaCL2 of KCL, the 8-10% of mass percent concentration 5-8% with volume ratio (6-8): 1 ratio is made mixed solution, with filtered liquid and mixed solution with (8-12): 1 volume ratio mixing, solidify burin-in process, the time is 1-1.5 hour;
9) dehydration: the solid that will wear out is pressed the moisture that removes 20-30% through plate type pressure filter, when noticing that the pressure filter high pressure reaches 8MPa pressure, needs step-down to handle;
10) pulverize: the blocks of solid after will dewatering is ground into the particulate material of 2-5mm size with pulverizer;
11) oven dry: the dryer inlet temperature is lower than 90 ℃, and temperature out is higher than 40 ℃, and particulate material is dried between the moisture 22-26%;
12) sterilization: use Micvowave Sterilization, temperature is 70-85 ℃, time 1.5-2 minute, use 121 ℃ in steam sterilizing pot then, and sterilized 10-20 minute, obtain ocean saccharan product.
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| CN105523870A (en) * | 2014-08-19 | 2016-04-27 | 杨献美 | Method for preparing seaweed biological bacterial fertilizer |
| CN105622178A (en) * | 2014-10-13 | 2016-06-01 | 郑州正合化学制品有限公司 | Organic water-soluble fertilizer |
| CN105732228A (en) * | 2014-08-19 | 2016-07-06 | 杨献美 | Method for preparing novel seaweed biological bacterial fertilizer |
| CN107673849A (en) * | 2017-10-27 | 2018-02-09 | 中国科学院海洋研究所 | A kind of novel alga polysaccharide derivates enveloped slow release fertilizer and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103274854A (en) * | 2013-06-17 | 2013-09-04 | 中国农业科学院农业资源与农业区划研究所 | Algae synergistic high-tower compound fertilizer and production method thereof |
| CN103964964A (en) * | 2014-05-23 | 2014-08-06 | 贵州三仁堂药业有限公司 | Special fertilizer for eucommia forest, and preparation method and application method thereof |
| CN103964965A (en) * | 2014-05-23 | 2014-08-06 | 贵州三仁堂药业有限公司 | Special fertilizer for eucommia ulmoides plantlets and preparation method of special fertilizer |
| CN103964964B (en) * | 2014-05-23 | 2016-02-10 | 贵州三仁堂药业有限公司 | A kind of bark of eucommia forest culture and management special fertilizer and preparation method thereof and application process |
| CN103964965B (en) * | 2014-05-23 | 2016-07-06 | 贵州三仁堂药业有限公司 | A kind of Cortex Eucommiae seedling special fertilizer and preparation method thereof |
| CN105523870A (en) * | 2014-08-19 | 2016-04-27 | 杨献美 | Method for preparing seaweed biological bacterial fertilizer |
| CN105732228A (en) * | 2014-08-19 | 2016-07-06 | 杨献美 | Method for preparing novel seaweed biological bacterial fertilizer |
| CN105622178A (en) * | 2014-10-13 | 2016-06-01 | 郑州正合化学制品有限公司 | Organic water-soluble fertilizer |
| CN104649818A (en) * | 2015-02-02 | 2015-05-27 | 江西师范大学 | Method for preparing chitosan slow-release fertilizer by using spray-drying method |
| CN104892172A (en) * | 2015-06-02 | 2015-09-09 | 贵州汇民力生物科技有限公司 | Production technique of shell-powder-added organic fertilizer |
| CN107673849A (en) * | 2017-10-27 | 2018-02-09 | 中国科学院海洋研究所 | A kind of novel alga polysaccharide derivates enveloped slow release fertilizer and preparation method thereof |
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