CN109265219A - A kind of lignin fertilizer and preparation method of chelated microelement - Google Patents
A kind of lignin fertilizer and preparation method of chelated microelement Download PDFInfo
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- CN109265219A CN109265219A CN201811346669.0A CN201811346669A CN109265219A CN 109265219 A CN109265219 A CN 109265219A CN 201811346669 A CN201811346669 A CN 201811346669A CN 109265219 A CN109265219 A CN 109265219A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
- C05D9/02—Other inorganic fertilisers containing trace elements
Abstract
The present invention relates to agricultural product fields, provide the lignin fertilizer and preparation method of a kind of chelated microelement, can provide the fertilizer of microelement for providing one kind.A kind of lignin fertilizer of chelated microelement provided by the invention, including 45.5 ~ 120 mass parts of lignosulfonates, 15 ~ 40 mass parts of boric acid.Lignosulfonates can effectively promote sprout Growth and Differentiation, prevention or rapid recovery trace element deficiency, and the tip of a root is promoted to extend, and improve fertilizer absorptivity.
Description
Technical field
The present invention relates to agricultural product fields, and in particular to a kind of lignin fertilizer of chelated microelement.
Background technique
Lignin and its derivative have several functions, can be used as dispersing agent, adsorbent/strippant, petroleum recovery and help
Chemical modification lignin product is developed in agent, asphalt emulsifier, and improving its added value is domestic and international paper industry, Phytochemistry, day
Area researches person, the enterprisers such as right polymer chemistry, fine chemistry industry and environmental science pay close attention to jointly for a long time, and actively endeavour
In the major fields of research and technological development.Pulp and paper industry will isolate 30,000,000 tons or so of careless class from plant every year
Lignin, constituent is complicated, can reactive chemistry functional group it is few.The utilization of careless class lignin is confined to low value burning mostly,
So that it is converted into chemical products with high added-value, the utility value of lignin will be greatly promoted.Lignin is in agriculture field at present
Using concentrating on the following aspects:
Fertilizer: alkali lignin is the aromatic series Organic Ingredients for the high polymerization degree that can be obtained from nature regenerated resources, has nothing
Characteristic that is malicious, inexpensive, being decomposed by the microorganisms.When with the elements compounding application such as nitrogen, phosphorus required for plant growth, potassium, with
The alkali lignin element that is degraded by microorganisms be released slowly, be absorbed and utilized for crop, fertilizer efficiency is long, containing there are many nutrition members
Element.
Soil conditioner: alkali lignin can be used to improve close, saliferous and the soil being corroded as soil conditioner,
So that soil is generated crumb structure, and then change the water properties of soil, the fertilizer efficiency of fertilizer can also be promoted, especially with phosphate fertilizer
When, since alkali lignin has chelating, phosphate fertilizer can be effectively prevented and anchor on soil, improve fertilizer efficiency significantly.
Liquid ground film: degradable lignin mulch developing low-cost, degradable, environmental-friendly, machinery with higher
Intensity.It is made of alkali lignin, collagen, surfactant, foaming agent etc., is sprayed on field by spray-on process, covered
Soil surface film forming, film have good wellability, have soil moisture conservation effect, effectively prevent the evaporation of moisture.Plant seedlings are grown
When can be by film bursting, mulch can degrade automatically after a period of time, become humic acid fertilizer, can improve the crumb structure of soil.This
Pesticide and fertilizer can also be added in kind mulch, become Multifunctional composite mulching film, cost is relatively low.
Microelement is the indispensable ingredient of plant growth, while lignosulfonates are also natural organic matter, right
The less pollution of environment, the new-type fertilizer with trace element chelated formation have broad application prospects.
Summary of the invention
Present invention solves the technical problem that the fertilizer of microelement can be provided to provide one kind, it is micro to provide a kind of chelating
The lignin fertilizer of element.
In order to solve the above technical problem, the present invention provides technical solution are as follows:
A kind of lignin fertilizer of chelated microelement, including 45.5 ~ 120 mass parts of lignosulfonates, 15 ~ 40 mass of boric acid
Part.
The sulfonation degree of the sulfonate of lignin is high, and the chelating degree with microelement is high, and the microelement that can be chelated
Type it is more, dissolve, molecule is stablized, have technique is fine, absorb rapidly, the lasting feature of fertilizer efficiency.
Lignosulfonates can effectively promote sprout Growth and Differentiation, prevention or rapid recovery trace element deficiency,
Promote the tip of a root to extend, improves fertilizer absorptivity.
Preferably, including 58 ~ 95 mass parts of lignosulfonates, 20 ~ 35 mass parts of boric acid.The wood prepared within this range
Quality fertilizer can effectively promote plant and absorb microelement.
Preferably, including 78 ~ 95 mass parts of lignosulfonates, 22 ~ 35 mass parts of boric acid.The wood prepared within this range
Quality fertilizer can further promote plant to absorb microelement.
Preferably, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.The lignin fertilizer prepared in this ratio
Promotion plant strain growth better effect.
Preferably, the lignosulfonates include calcium lignosulfonate, magnesium lignosulfonate, Iron lignosulfonate,
Lignin sulfonic acid manganese, lignin sulfonic acid zinc it is one of or several.The wood that calcium, magnesium, iron, manganese, zinc are generated with lignin chelating
Mahogany sulfonate can be effectively absorbed by plants, while the mixing that the lignosulfonates of calcium, magnesium, iron, manganese, zinc compound
Object can be adapted for most plants.
Preferably, the lignosulfonates include 0.5 ~ 10 mass parts of calcium lignosulfonate, and magnesium lignosulfonate 3 ~
20 mass parts, 1 ~ 15 mass parts of Iron lignosulfonate, 1 ~ 15 mass parts of lignin sulfonic acid manganese, 40 ~ 60 mass of lignin sulfonic acid zinc
Part.Plant strain growth can be effectively promoted in the lignosulfonates that this ratio is prepared.
Preferably, the lignosulfonates include 1 ~ 5 mass parts of calcium lignosulfonate, 6 ~ 15 matter of magnesium lignosulfonate
Measure part, 3 ~ 10 mass parts of Iron lignosulfonate, 3 ~ 10 mass parts of lignin sulfonic acid manganese, 45 ~ 55 mass parts of lignin sulfonic acid zinc.It presses
The lignosulfonates that this ratio is prepared can further promote plant strain growth.
Preferably, the lignosulfonates include 3 ~ 5 mass parts of calcium lignosulfonate, magnesium lignosulfonate 10 ~ 15
Mass parts, 7 ~ 10 mass parts of Iron lignosulfonate, 8 ~ 10 mass parts of lignin sulfonic acid manganese, 50 ~ 55 mass parts of lignin sulfonic acid zinc.
The growth of plant can further be promoted in the lignosulfonates that this ratio is prepared.
Preferably, the lignosulfonates include 3 mass parts of calcium lignosulfonate, 10 mass of magnesium lignosulfonate
Part, 7 mass parts of Iron lignosulfonate, 8 mass parts of lignin sulfonic acid manganese, 50 mass parts of lignin sulfonic acid zinc.It is prepared in this ratio
Lignosulfonates promote plant strain growth better effect.
It preferably, further include 1 ~ 3 mass parts of Chinese medical extract, the Chinese medical extract packet in the lignin fertilizer
It includes: 1 ~ 5 mass parts of radix gentianae, 1 ~ 3 mass parts of rheum officinale, 2 ~ 4 mass parts of dandelion, 1 ~ 3 mass parts of Radix Curcumae, 2 ~ 5 mass parts of Cortex Eucommiae,
2 ~ 4 mass parts of erythrina bark, 4 ~ 6 mass parts of cortex periplocae, 2 ~ 7 mass parts of raspberry, 2 ~ 4 mass parts of rhizoma zingiberis, 3 ~ 5 mass of tripterygium wilfordii
Part；
The Chinese medical extract the preparation method comprises the following steps: by radix gentianae, dandelion, Radix Curcumae, Cortex Eucommiae, erythrina bark, cortex periplocae, covering basin
Son, rhizoma zingiberis, tripterygium wilfordii, which are added in the deionized water of 100 ~ 150 mass parts, is heated to 60 ~ 70 DEG C, the mixed liquor obtained after cooling
To mention but liquid, repeats 1 ~ 3 time, 2 ~ 4 hours every time, then increase Huang again, extract 1 ~ 2 time, combined extract；
Extracting solution is filtered, the medicinal extract that relative density is 1.1 ~ 1.2/45 ~ 55 DEG C is concentrated into；
Medicinal extract is placed to room temperature, the dehydrated alcohol of 100 ~ 200 mass parts is added, stands 48 ~ 72h；
Supernatant is taken, after recycling ethyl alcohol, Chinese medical extract is dried to obtain after reduced pressure.Chinese medical extract can significantly improve wood
The effect of the promotion plant strain growth of quality fertilizer.
A kind of preparation method of the lignin fertilizer of chelated microelement, comprising: distinguish lignosulfonates and boric acid
It crushes；After lignosulfonates and boric acid are weighed in proportion respectively, it is sieved after mixing；It must both be chelated after sealed packaging
The lignin fertilizer of microelement.It is stirred evenly after various raw materials are mixed, production method is simple, can protect to greatest extent
The activity of various components in raw material can also be improved the yield for improving fertilizer.
Preferably, Traditional Chinese drug mixture is mixed with smashed lignosulfonates and boric acid, stirs evenly, obtains wooden
Fertilizer.
Compared with prior art, the device have the advantages that are as follows: lignosulfonates can effectively promote sprout
Growth and Differentiation, prevention or rapid recovery trace element deficiency promote the tip of a root to extend, and improve fertilizer absorptivity；Calcium, magnesium, iron,
The lignosulfonates that manganese, zinc are generated with lignin chelating can be effectively absorbed by plants, while calcium, magnesium, iron, manganese, zinc
The mixture that lignosulfonates compound can be adapted for most plants.
Specific embodiment
Following implementation column is to further explanation of the invention, is not limitation of the present invention.
Embodiment 1
A kind of lignin fertilizer of chelated microelement, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.Described
Lignosulfonates include calcium lignosulfonate, magnesium lignosulfonate, Iron lignosulfonate, lignin sulfonic acid manganese, sulfomethylated lignin
Sour zinc.The lignosulfonates include 3 mass parts of calcium lignosulfonate, 10 mass parts of magnesium lignosulfonate, sulfomethylated lignin
Sour 7 mass parts of iron, 8 mass parts of lignin sulfonic acid manganese, 50 mass parts of lignin sulfonic acid zinc.
The sulfonation degree of the sulfonate of lignin is high, and the chelating degree with microelement is high, and the microelement that can be chelated
Type it is more, dissolve, molecule is stablized, have technique is fine, absorb rapidly, the lasting feature of fertilizer efficiency.
Lignosulfonates can effectively promote sprout Growth and Differentiation, prevention or rapid recovery trace element deficiency,
Promote the tip of a root to extend, improves fertilizer absorptivity.The lignosulfonates that calcium, magnesium, iron, manganese, zinc are generated with lignin chelating can be with
It is effectively absorbed by plants, while the mixture that the lignosulfonates of calcium, magnesium, iron, manganese, zinc compound can be adapted for greatly
Most plants.
A kind of preparation method of the lignin fertilizer of chelated microelement, comprising: distinguish lignosulfonates and boric acid
It crushes；After lignosulfonates and boric acid are weighed in proportion respectively, it is sieved after mixing；It must both be chelated after sealed packaging
The lignin fertilizer of microelement.
It is stirred evenly after various raw materials are mixed, production method is simple, can protect in raw material various groups to greatest extent
The activity of part can also be improved the yield for improving fertilizer.
Embodiment 2
Embodiment 2 with embodiment 1 the difference is that, including 45.5 mass parts of lignosulfonates, 15 mass parts of boric acid.It is described
Lignosulfonates include 0.5 mass parts of calcium lignosulfonate, 3 mass parts of magnesium lignosulfonate, 1 mass of Iron lignosulfonate
Part, 1 mass parts of lignin sulfonic acid manganese, 40 mass parts of lignin sulfonic acid zinc.
Embodiment 3
Embodiment 3 with embodiment 1 the difference is that, including 120 mass parts of lignosulfonates, 40 mass parts of boric acid.It is described
Lignosulfonates include 10 mass parts of calcium lignosulfonate, 20 mass parts of magnesium lignosulfonate, 15 matter of Iron lignosulfonate
Measure part, 15 mass parts of lignin sulfonic acid manganese, 60 mass parts of lignin sulfonic acid zinc.
Embodiment 4
Embodiment 4 with embodiment 1 the difference is that, including 58 mass parts of lignosulfonates, 20 mass parts of boric acid.Described
Lignosulfonates include 1 mass parts of calcium lignosulfonate, 6 mass parts of magnesium lignosulfonate, 3 mass parts of Iron lignosulfonate,
3 mass parts of lignin sulfonic acid manganese, 45 mass parts of lignin sulfonic acid zinc.
Embodiment 5
Embodiment 5 with embodiment 1 the difference is that, including 95 mass parts of lignosulfonates, 35 mass parts of boric acid.Described
Lignosulfonates include 5 mass parts of calcium lignosulfonate, 15 mass parts of magnesium lignosulfonate, 10 mass of Iron lignosulfonate
Part, 10 mass parts of lignin sulfonic acid manganese, 55 mass parts of lignin sulfonic acid zinc.
Embodiment 6
Embodiment 6 with embodiment 1 the difference is that, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.Described
Lignosulfonates include 78 mass parts of calcium lignosulfonate.
Embodiment 7
Embodiment 7 with embodiment 1 the difference is that, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.Described
Lignosulfonates include 78 mass parts of lignin sulfonic acid zinc.
Embodiment 8
Embodiment 8 with embodiment 1 the difference is that, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.Described
Lignosulfonates include 78 mass parts of Iron lignosulfonate.
Embodiment 9
Embodiment 9 with embodiment 1 the difference is that, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.Described
Lignosulfonates include 78 mass parts of magnesium lignosulfonate.
Embodiment 10
Embodiment 10 with embodiment 1 the difference is that, including 78 mass parts of lignosulfonates, 22 mass parts of boric acid.It is described
Lignosulfonates include 78 mass parts of lignin sulfonic acid manganese.
Embodiment 11
Embodiment 11 with embodiment 1 the difference is that, further include 2 mass parts of Chinese medical extract in the lignin fertilizer,
The Chinese medical extract includes: 4 mass parts of radix gentianae, 2 mass parts of rheum officinale, 3 mass parts of dandelion, 2 mass parts of Radix Curcumae, Cortex Eucommiae
3 mass parts, 3 mass parts of erythrina bark, 5 mass parts of cortex periplocae, 5 mass parts of raspberry, 3 mass parts of rhizoma zingiberis, 4 mass parts of tripterygium wilfordii；
The Chinese medical extract the preparation method comprises the following steps: by radix gentianae, dandelion, Radix Curcumae, Cortex Eucommiae, erythrina bark, cortex periplocae, covering basin
Son, rhizoma zingiberis, tripterygium wilfordii, which are added in the deionized water of 120 mass parts, is heated to 65 DEG C, and the mixed liquor obtained after cooling is to mention but
Liquid is repeated 2 times, and 3 hours every time, is then increased Huang again, is extracted 2 times, combined extract；
Extracting solution is filtered, the medicinal extract that relative density is 1.1 ~ 1.2/45 ~ 55 DEG C is concentrated into；
Medicinal extract is placed to room temperature, the dehydrated alcohol of 160 mass parts is added, stands 54h；
Supernatant is taken, after recycling ethyl alcohol, Chinese medical extract is dried to obtain after reduced pressure.
Traditional Chinese drug mixture is mixed with smashed lignosulfonates and boric acid, stirs evenly, obtains lignin fertilizer
Chinese medical extract can significantly improve the effect of the promotion plant strain growth of lignin fertilizer.
Comparative example 1
Comparative example 1 with embodiment 1 the difference is that, including 100 mass parts of lignosulfonates.The lignosulfonates
It is 19.4 mass parts of magnesium lignosulfonate, 14.4 mass parts of Iron lignosulfonate, wooden including 9.4 mass parts of calcium lignosulfonate
Plain 14.4 mass parts of sulfonic acid manganese, 59.4 mass parts of lignin sulfonic acid zinc.
Comparative example 2
Comparative example 2 with embodiment 1 the difference is that, in the lignin fertilizer contain 35 mass parts of lignosulfonates,
10 mass parts of boric acid.
Comparative example 3
Comparative example 3 with embodiment 1 the difference is that, in the lignin fertilizer contain 140 mass parts of lignosulfonates,
55 mass parts of boric acid.
Experimental example
Using tomato as experimental material, the function of disease-resistant double-effect manure is further illustrated according to embodiment 1 ~ 11 and comparative example 1 ~ 3
Effect.
According to tomato planting row in greenhouse, successively random district's groups arrangement, each cell are vertical for north-south from West to East for cell
To distribution, every processing is repeated 4 times, plot area 20m2.Application is spaced 15 to 5~10 days plantlet stages for the first time after tomato transplanting
Its second of application.Spraying treatment is carried out to complete stool.Every group applies the nitrogen, phosphorus and potassium fertilizer of same composition same amount simultaneously.
1, fruit-setting rate is investigated: fixed point listing mark plant, every plant of bulk registration of florescence are bloomed sum, bulk registration before harvesting
Bear fruit number.
Fruit-setting rate (%)=(sum of count/blooming of bearing fruit) × 100%
2, each cell randomly selects 10 when according to field control effectiveness test criterion GB/T17980.142-2004 with primary harvest
Fruit weighs single fruit weight, and fruit transverse diameter, harvest time, accumulative survey produced, recording cell yield (using comparative example 4 as blank group).
3, disease resistance: it regard the tomato kind of 2-3 leaf phase as test sample in tank.Fertilizer is all used respectively in embodiment
Water dilutes 3000 times, is sprayed at the front and back leaf surface of the first and second leaf of cucumber, dosage is 45ml/3 tank.Second day, grey Portugal will be contained
(final concentration is 3 × 105/ml, the training of DIFCO potato glucose liquid to the spore suspension of grape spore (Botrytiscinerea)
Support base 1.2%) it is sprayed at front and back leaf surface and is inoculated with.
After 5 days, the injured area percentage of leaf is investigated respectively, so that it is determined that level occurs for disease.
Disease resistance is weak: injured area percentage is greater than 80%, and protection value is less than 40%；
Disease resistance is general: injured area percentage 60~80%, protection value 20~40%；
Disease resistance is strong: for injured area percentage less than 40%, protection value is greater than 60%.
Specific test result see the table below.
| Fruit-setting rate (%) | Rate of growth (%) | Disease resistance | |
| Embodiment 1 | 26.5 | 26.3 | By force |
| Embodiment 2 | 22.5 | 20.1 | By force |
| Embodiment 3 | 25.5 | 24.2 | By force |
| Embodiment 4 | 21.5 | 19.9 | By force |
| Embodiment 5 | 26.5 | 23.2 | By force |
| Embodiment 6 | 15.6 | 17.2 | Generally |
| Embodiment 7 | 14.7 | 16.5 | Generally |
| Embodiment 8 | 13.5 | 13.3 | Generally |
| Embodiment 9 | 15.3 | 14.6 | Generally |
| Embodiment 10 | 15.5 | 15.1 | Generally |
| Embodiment 11 | 31.6 | 32.9 | By force |
| Comparative example 1 | 10.2 | 9.6 | It is weak |
| Comparative example 2 | 11.2 | 9.2 | It is weak |
| Comparative example 3 | 10.9 | 8.2 | It is weak |
As can be seen from the above table, embodiment 1 ~ 5 and embodiment 11 are preferably example schemes, and embodiment 6 ~ 10 is poor,
But it is still higher than comparative example 1 ~ 3, shows that scheme used in the examples is preferably example scheme, can effectively increase production disease-resistant.
The fruit-setting rate and rate of growth of embodiment 1 are higher than embodiment 2 ~ 5, show that the dosage of various raw materials in the application is unsuitable
It is too low also unsuitable excessively high, it otherwise will lead to the effect of increasing production decline of fertilizer.
Effect of increasing production in embodiment 6 ~ 10 is poor, shows that matching for the lignosulfonates in embodiment 1 ~ 5 compares this Shen
Effect of increasing production please is affected, and does not configure disease-resistant amino acid meeting according to the proportion of the lignosulfonates in embodiment 1 ~ 5
Lead to the decline of the obvious effect of increasing production of fertilizer.
Chinese medical extract is increased in embodiment 11, promotes absorption of the plant to fertilizer, therefore, the volume increase of embodiment 11
Rate is better than embodiment 1.
Sulphonation of Lignin degree is high, chelating element degree is high, and the microelement that can be chelated is more, dissolves, divides
Son is stablized, have technique is fine, absorb rapidly, fertilizer efficiency persistently and be not easy the characteristics of fertilizer is hurt.
Xylonic acid chelating is that one of chelating technology the most advanced, the used xylonic acid of this product are all natural extraction in recent years
Low molecule xylonic acid, takes from plant, is used for plant, and efficient natural is not easy fertile wound.
Element scientific matching reaches very high efficiency, can not only release rapidly crop because element supply it is unbalance caused by
Nutritional deficiency yellow leaf symptom.Meanwhile this product also can promote crop tip of a root growing point cell division, play the work for promoting new root germinating
With, thus this product to crop growth period due to wound root and cause yellow leaf fallen leaves also have larger relaxation effect.
The application contains natural organic lignosulfonic acid, can effectively improve crop hormone in vivo water product, enhances crop to the external world
The stress ability of poor environment, the effect of playing disease resistance；The composition also has certain biocidal efficacies simultaneously, is more at one stroke
?.
Boric acid is not contained in comparative example 1, volume increase and disease-resistant effect are poor.Boric acid is with the compounding of lignosulfonates
Improve the more crucial step of yield.
The proportion of lignosulfonates and boric acid is different from identified range in the application in comparative example 2 and comparative example 3,
Show that each substance proportion of the application needs that promotion plant strain growth could be generated in a certain range, improves plant disease-resistant ability
Effect.
Above-listed detailed description is illustrating for possible embodiments of the present invention, and above embodiments are not to limit this
The scope of the patents of invention, all equivalence enforcements or change without departing from carried out by the present invention, is intended to be limited solely by the scope of the patents of this case.
Claims (10)
1. a kind of lignin fertilizer of chelated microelement, which is characterized in that including 45.5 ~ 120 mass parts of lignosulfonates,
15 ~ 40 mass parts of boric acid.
2. a kind of lignin fertilizer of chelated microelement according to claim 1, which is characterized in that including sulfomethylated lignin
58 ~ 95 mass parts of hydrochlorate, 20 ~ 35 mass parts of boric acid.
3. a kind of lignin fertilizer of chelated microelement according to claim 2, which is characterized in that including sulfomethylated lignin
78 ~ 95 mass parts of hydrochlorate, 22 ~ 35 mass parts of boric acid.
4. a kind of lignin fertilizer of chelated microelement according to claim 3, which is characterized in that including sulfomethylated lignin
78 mass parts of hydrochlorate, 22 mass parts of boric acid.
5. a kind of lignin fertilizer of chelated microelement according to claim 1, which is characterized in that the lignin
Sulfonate includes calcium lignosulfonate, magnesium lignosulfonate, Iron lignosulfonate, lignin sulfonic acid manganese and lignin sulfonic acid zinc.
6. a kind of lignin fertilizer of chelated microelement according to claim 5, which is characterized in that the lignin
Sulfonate includes 0.5 ~ 10 mass parts of calcium lignosulfonate, 3 ~ 20 mass parts of magnesium lignosulfonate, 1 ~ 15 matter of Iron lignosulfonate
Measure part, 1 ~ 15 mass parts of lignin sulfonic acid manganese, 40 ~ 60 mass parts of lignin sulfonic acid zinc.
7. a kind of lignin fertilizer of chelated microelement according to claim 6, which is characterized in that the lignin
Sulfonate includes 1 ~ 5 mass parts of calcium lignosulfonate, 6 ~ 15 mass parts of magnesium lignosulfonate, 3 ~ 10 mass of Iron lignosulfonate
Part, 3 ~ 10 mass parts of lignin sulfonic acid manganese, 45 ~ 55 mass parts of lignin sulfonic acid zinc.
8. a kind of lignin fertilizer of chelated microelement according to claim 7, which is characterized in that the lignin
Sulfonate includes 3 ~ 5 mass parts of calcium lignosulfonate, 10 ~ 15 mass parts of magnesium lignosulfonate, 7 ~ 10 mass of Iron lignosulfonate
Part, 8 ~ 10 mass parts of lignin sulfonic acid manganese, 50 ~ 55 mass parts of lignin sulfonic acid zinc.
9. a kind of lignin fertilizer of chelated microelement according to claim 8, which is characterized in that the lignin
Sulfonate includes 3 mass parts of calcium lignosulfonate, 10 mass parts of magnesium lignosulfonate, 7 mass parts of Iron lignosulfonate, lignin
8 mass parts of sulfonic acid manganese, 50 mass parts of lignin sulfonic acid zinc.
10. a kind of preparation method of the lignin fertilizer of chelated microelement characterized by comprising by lignosulfonates
It is crushed respectively with boric acid；After lignosulfonates and boric acid are weighed in proportion respectively, it is sieved after mixing；Sealed packaging
The lignin fertilizer of chelated microelement is both obtained afterwards.
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| CN115057736A (en) * | 2022-03-21 | 2022-09-16 | 深圳市芭田生态工程股份有限公司 | Water-soluble fertilizer special for cucumbers and preparation method, application and application method thereof |
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| CN115057736A (en) * | 2022-03-21 | 2022-09-16 | 深圳市芭田生态工程股份有限公司 | Water-soluble fertilizer special for cucumbers and preparation method, application and application method thereof |
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