CN109369250A - Nutrient magnesium chelating carrier and application thereof is measured in one kind - Google Patents
Nutrient magnesium chelating carrier and application thereof is measured in one kind Download PDFInfo
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- CN109369250A CN109369250A CN201811328663.0A CN201811328663A CN109369250A CN 109369250 A CN109369250 A CN 109369250A CN 201811328663 A CN201811328663 A CN 201811328663A CN 109369250 A CN109369250 A CN 109369250A
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- magnesium
- chelating carrier
- choline
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D5/00—Fertilisers containing magnesium
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
- C05G5/23—Solutions
Abstract
The present invention relates to nutrient magnesium chelating carrier and application thereof is measured in one kind.The middle amount nutrient magnesium chelating carrier is made of hydramine, choline, polyamines, amino acid and solvent.Compared with CK, under conditions of foliage-spray, the pakchoi blade SPAD value that nutrient magnesium akaline liquid soil fertility quality is measured in the present invention averagely improves 35% or more, and fresh weight, Vc content, soluble sugar content and magnesium utilization efficiency averagely improve 43%, 32%, 52%, 38% respectively；Under conditions of filling is applied, amount nutrient magnesium akaline liquid fertilizer then averagely improves 17%, 9%, 25%, 26% respectively in the present invention.
Description
[technical field]
The present invention relates to fertilizer technical field of fertilizer production.More particularly it relates to measure nutrient magnesium in one kind
Carrier is chelated, the purposes of the middle amount nutrient magnesium chelating carrier is further related to.
[background technique]
In the past 30 years, with the raising of a large amount of applications and crop yield level of npk fertilizer, especially planting industry knot
The phenomenon that structure adjusts the fast development of the industrial crops such as bring fruit tree, vegetables, and crop nutrient is lacked of proper care increasingly is aggravated,
As the restriction factor that crop yield and quality further increase, arable soil moderate-element magnesium is below in nutritional deficiency critical value
Account for 53%.Unreasonable fertilising causes China arable soil pH averagely to reduce 0.85 unit, and acidification area accounts for total cultivated area
21.6%, the akaline liquid fertiliser containing magnesium of alkaline fertilizer, especially good water solubility become new era Ensuring Food Safety and
The great demand of quality of agricultural product.
Magnesium is the central element of chlorophyll, and the validity for improving magnesium can significantly increase photosynthesis, but conventional fertiliser containing magnesium is only
Have just has good water solubility in acid condition, is under alkaline condition precipitating, validity is poor, inconvenient to use.Therefore,
Tradition, which improves the water-soluble method of moderate-element, to be chelated using materials such as EDTA, organic acid, sugar alcohol, amino acid, is improved
Its validity.But the further acidified soil of application meeting on acid soil, precipitating can be generated by encountering alkali hard water, and validity becomes
Difference, while clogging drip irrigation pipeline influence normal agricultural production.
CN106748096A discloses a kind of alkaline fertilizer, with moderate-element, pollen pini, polyglutamic acid acid solution, sulfuric acid,
The preparation of the raw materials such as ammonium chloride, red potassium, silicon-magnesium potash fertilizer, monoammonium phosphate；CN104876769B discloses a kind of improvement soil acidification
Element silicon alkaline fertilizer and preparation method thereof, with potassium silicate, humic acid potassium, urea, ammonium molybdate, ethylenediamine tetra-acetic acid, caproic acid two
Ethylaminoethanol ester, compound sodium nitrophenolate, ground phosphate rock, magnesium chloride, puritan filler potassic-magnesian fertilizer, matured compost are raw material preparation.With changing
The effect of good acid soil.A kind of production method of CN106146163A sugar alcohol chelating moderate-element, by moderate-element, sugar alcohol and
Solvent is added in reaction kettle according to certain mass ratio, moderate-element, sugared alcohol and solvent according to 20~50:10 of mass ratio~
80:0~50 carry out chelatropic reaction at a certain temperature, until obtaining sugar alcohol chelating moderate-element after moderate-element dissolution completely.
But it there are no the related application and document report of Central Shanxi Plain amount nutrient magnesium chelating carrier in the prior art.
Therefore, the present inventor, for technical problem of the existing technology, passes through on the basis for summarizing the prior art
Lot of experiments and analysis work, complete the present invention finally.
[summary of the invention]
[technical problems to be solved]
The object of the present invention is to provide the chelating carriers that nutrient magnesium is measured in one kind.
It is a further object to provide the purposes of the middle amount nutrient magnesium chelating carrier.
[technical solution]
The present invention is achieved through the following technical solutions.
The present invention relates to measure nutrient magnesium in one kind to chelate carrier.
The chelating carrier is by 100 parts by weight hydramine, 2~10 parts by weight choline, 1~5 parts by weight polyamines, 10~50 weights
Part amino acid and 1000 parts by weight solvent are measured to form, wherein the solvent by 10~100 parts by weight ethylene glycol or glycerol and
1000 parts by weight water composition.
A preferred embodiment of the invention, the hydramine are one or more selected from monoethanolamine, diethyl
The hydramine of hydramine, triethanolamine or N methyldiethanol amine.
According to another preferred method of implementation of the present invention, the choline is one or more selected from choline, acetyl gallbladder
The choline of alkali or choline chloride.
According to another preferred method of implementation of the present invention, the polyamines is one or more selected from putrescine, spermidine
Or the polyamines of spermine.
According to another preferred method of implementation of the present invention, the amino acid is one or more selected from lysine, essence
The amino acid of propylhomoserin, methionine or ornithine.
According to another preferred method of implementation of the present invention, the weight ratio of ethylene glycol or glycerol and water is 20~75:3~8；
Hydramine, choline, polyamines and amino acid weight ratio be 100:3~8:2~4:20~40.
The purposes in nutrient magnesium akaline liquid fertilizer is measured in preparation the invention further relates to the chelating carrier.
A preferred embodiment of the invention, the preparation step of the middle amount nutrient magnesium akaline liquid fertilizer
It is rapid as follows:
A, prepared by solvent
10~100 parts by weight ethylene glycol or glycerol are dissolved in 1000 parts by weight water, are uniformly mixed, are obtained described
Solvent；
B, alkalinity chelating carrier preparation
100 parts by weight hydramine, 2~10 parts by weight choline and 1~5 parts by weight polyamines are dissolved in 1000 parts by weight in step
It in the solvent that A is obtained, is uniformly mixed, is heated to 60~80 DEG C of temperature, be subsequently added into 10~50 parts by weight amino acid, stir molten
Solution, it is cooling, potassium pyrophosphate aqueous solution is reused by its pH value and is adjusted to 8.0 or more, obtains a kind of chelating carrier；
C, nutrient magnesium akaline liquid fertilizer is measured in preparation
It is compounded nutrient magnesium salts is measured in water solubility with the chelating carrier that step B is obtained according to weight ratio 1:1~100,
Dissolution then obtains the middle amount nutrient magnesium akaline liquid fertilizer.
The concentration of a preferred embodiment of the invention, the potassium pyrophosphate aqueous solution is 1~5mol/L.
A preferred embodiment of the invention, amount nutrient magnesium salts is magnesium nitrate, sulphur in the water solubility
Sour magnesium or magnesium chloride.
The present invention is described in more detail below.
The present invention relates to measure nutrient magnesium in one kind to chelate carrier.
It needs to particularly point out in the present specification, the chelating carrier of middle amount nutrient magnesium chelating carrier abbreviation, both
With identical meaning.
The chelating carrier is by 100 parts by weight hydramine, 2~10 parts by weight choline, 1~5 parts by weight polyamines, 10~50 weights
Part amino acid and 1000 parts by weight solvent are measured to form, wherein the solvent by 10~100 parts by weight ethylene glycol or glycerol and
1000 parts by weight water composition.
In the present invention, main function of the hydramine in the chelating carrier is that it can be with middle amount nutrient chela
It closes, generates soluble middle amount nutrient chelate under alkaline condition.
The hydramine that the present invention uses is one or more selected from monoethanolamine, diethanol amine, triethanolamine or N- methyl two
The hydramine of ethanol amine.The hydramine is all current market sales of product, for example, by Shanghai Min Chen Chemical Co., Ltd. with
Trade name monoethanolamine (MEA) sale product, by Chemical Co., Ltd. of Guoan of Zouping County with trade name N methyldiethanol amine
(MDEA) product sold.
In the present invention, main function of the choline in the chelating carrier is that nutrition member is measured during it is able to ascend
The alkalinity of plain magnesium akaline liquid fertilizer enhances their stability in this middle amount nutrient magnesium akaline liquid fertilizer, it
Also there is bioactivity, crop photosynthesis Product formation and transport can be promoted.
The choline that the present invention uses is one or more choline selected from choline, acetylcholine or choline chloride.Described
Choline is all current market sales of product, such as by Xi'an La Weiya Biotechnology Co., Ltd with the sale of trade name choline
Product, produce by Henan Xing Yuan chemical industry product that Co., Ltd sell with trade name acetylcholine, be biological by Wuxi flourishing age macro journey
The product that Science and Technology Ltd. is sold with trade name choline chloride.
In chelating carrier of the invention, when the content of other components is in the range, if content of choline is lower than 2 weights
Part is measured, then it is unobvious to enhance stabilizing effect of the Meso- and micro-nutrients in this akaline liquid fertilizer for it；If choline contains
Amount be higher than 10 parts by weight, then it can make chelate carrier the production cost increases.Therefore, the content of the choline is 2~10 weight
Part is reasonable, preferably 3~8 parts by weight.
In the present invention, main function of the polyamines in the chelating carrier is that it can promote plant growth,
Improve seed vitality and germinating power；It stimulates adventitious root to generate, promotes absorption of the root system to inorganic ions；Protease inhibition and RNA
The raising of enzymatic activity, Delaying Leaf-Senescence delay the decomposition of chlorophyll；Growth related with phytochrome and morphogenesis are adjusted,
Adjusting is bloomed process；Improve resistance and Osmotic Stress Tolerance.
The polyamines that the present invention uses is one or more polyamines selected from putrescine, spermidine or spermine.The polyamines is all
Current market sales of product, for example, sold with trade name putrescine by Shanghai Yi He Biotechnology Co., Ltd product,
The product sold by Hubei Wan get Chemical Co., Ltd. with trade name spermidine, by Qingdao Jie Shikang Biotechnology Co., Ltd with
The product of trade name spermine sale.
In chelating carrier of the invention, when the content of other components is in the range, if polyamine content is lower than 1 weight
Part is measured, then it promotes plant growth, and it is unobvious to improve the technical effects such as seed vitality and germinating power；If polyamine content is higher than 5
Parts by weight, then it can make chelate carrier the production cost increases.Therefore, it is appropriate that the content of the polyamines, which is 1~5 parts by weight,
, preferably 2~4 parts by weight.
In the present invention, main function of the amino acid in the chelating carrier is that it reacts to be formed with organic base
Organic chelate and dissolve middle microelement, participate in the synthesis of polyamines in plant, measure nutrient magnesium alkalies in raising
The stability of the Meso- and micro-nutrients of body fertilizer.
The amino acid that the present invention uses is one or more amino selected from lysine, arginine, methionine or ornithine
Acid.The amino acid is all current market sales of product, such as by uncommon outstanding (Shenyang) Biotechnology Co., Ltd with quotient
The product of name of an article lysine sale, the product sold with trade name L-arginine by Shandong Dong Run Biotechnology Co., Ltd, by
Product that Jiangsu Xin Heyuan Biotechnology Co., Ltd is sold with trade name L-Methionine is adopted the limited public affairs of common vetch biotechnology by Jiangsu
Take charge of the product sold with trade name ornithine.
In chelating carrier of the invention, when the content of other components is in the range, if amino acid content is lower than
10 parts by weight, then the amino acid formed-organic base chelate content is lower, and chelation is limited；If amino acid content is higher than
50 parts by weight may then lead to amino acid precipitation occur because of reasons such as storage temperatures.Therefore, the content of the amino acid be 10~
50 parts by weight are suitable, preferably 20~40 parts by weight, more preferably 25~35 parts by weight.
Preferably, the weight ratio of hydramine, choline, polyamines and amino acid is 100:3~8:2~4:20~40.
In the chelating carrier, the solvent is by 10~100 parts by weight ethylene glycol or glycerol and 1000 parts by weight
Water composition.
Wherein, ethylene glycol or glycerol are polyalcohols, they can promote organic base to dissolve, and nutrient magnesium is measured in enhancing
The stability and mobility of akaline liquid fertilizer.If ethylene glycol or glycerol content are lower than 10 parts by weight, middle amount nutrition is made
Element magnesium akaline liquid fertilizer stability is poor；If ethylene glycol or glycerol content are more than 100 parts by weight, it will lead to and middle amount is made
Nutrient magnesium akaline liquid fertilizer viscosity is high, influences organic base and Meso- and micro-nutrients dissolution.
Preferably, the weight ratio of ethylene glycol or glycerol and water is 20~75:1000.
The purposes in nutrient magnesium akaline liquid fertilizer is measured in preparation the invention further relates to the chelating carrier.
The preparation step of the middle amount nutrient magnesium akaline liquid fertilizer is as follows:
The step of preparation method, is as follows:
A, prepared by solvent
10~100 parts by weight ethylene glycol or glycerol are dissolved in 1000 parts by weight water, are uniformly mixed, are obtained described
Solvent.
Preferably, the weight ratio of ethylene glycol or glycerol and water is 20~75:1000.
B, alkalinity chelating carrier preparation
100 parts by weight hydramine, 2~10 parts by weight choline and 1~5 parts by weight polyamines are dissolved in 1000 parts by weight in step
It in the solvent that A is obtained, is uniformly mixed, is heated to 60~80 DEG C of temperature, be subsequently added into 10~50 parts by weight amino acid, stir molten
Solution, it is cooling, potassium pyrophosphate aqueous solution is reused by its pH value and is adjusted to 8.0 or more, obtains a kind of chelating carrier.
According to the present invention, the concentration of the potassium pyrophosphate aqueous solution is 1~5mol/L.
It is had been described in front in relation to ethylene glycol or the case where glycerol, phenol, hydramine, choline, polyamines and amino acid, herein
It repeats no more.
C, nutrient magnesium akaline liquid fertilizer is measured in preparation
It is compounded nutrient magnesium is measured in water solubility with the chelating carrier that step B is obtained according to weight ratio 1:1~100, it is molten
Solution then obtains the middle amount nutrient magnesium akaline liquid fertilizer.
According to the present invention, nutrient magnesium salts is measured in the water solubility is magnesium nitrate, magnesium sulfate or magnesium chloride, they are all
It is current market sales of product.
In the present invention, if measure nutrient magnesium salts in water solubility and chelate the weight ratio of carrier greater than 1:1, magnesium salts
It can not be completely dissolved；If this weight ratio is less than 1:100, middle amount nutrient magnesium density is too low, and increase is used and transported
Defeated cost.
[beneficial effect]
The present invention have it is following the utility model has the advantages that
1, amount nutrient magnesium chelating carrier can be used for producing akaline liquid fertiliser containing magnesium in the present invention.
2, amount nutrient magnesium chelating carrier applies adjustable soil pH value in acid soil in the present invention.
3, for amount nutrient magnesium chelating carrier sheet as alkalinity, the higher water of application hardness carries out irrigation or leaf in the present invention
When face sprays, precipitating will not be generated.
4, amount nutrient magnesium akaline liquid fertilizer can promote moderate-element to absorb in foliage-spray in the present invention,
And photosynthesis can be enhanced in crop blade face carbon dioxide-enriched.Nutrient magnesium akaline liquid fertilizer is measured in the present invention to be made
Blade SPAD value averagely improves 35% or more.Compared with CK, under conditions of foliage-spray, nutrient magnesium alkali is measured in the present invention
Property liquid fertilizer processing pakchoi fresh weight, Vc content, soluble sugar content and magnesium utilization efficiency respectively averagely improve 43%,
32%, 52%, 38%.
5, when amount nutrient magnesium akaline liquid fertilizer is applied in the soil in the present invention, moderate-element can be carried and enter work
In object, crop root growth can be also stimulated, improves root activity, promotes Nutrient Absorption.Under conditions of filling is applied, with CK phase
Than measuring pakchoi fresh weight, Vc content, soluble sugar content and the magnesium benefit of nutrient magnesium akaline liquid soil fertility quality in the present invention
17%, 9%, 25%, 26% is averagely improved respectively with rate.
[specific embodiment]
It will be better understood that the present invention by following embodiments.
One, embodiment is prepared
Embodiment 1: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
40 parts by weight ethylene glycol are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
100 parts by weight monoethanolamine hydramine, 5 parts by weight choline and 3 parts by weight putrescine polyamines are dissolved in 1000 parts by weight
In the solvent that step A is obtained, it is uniformly mixed, is heated to temperature 60 C, be subsequently added into 50 parts by weight lysines, stirring and dissolving,
It is cooling, pH to 9 is adjusted using the potassium pyrophosphate aqueous solution that concentration is 4mol/L, obtains the chelating carrier.
Embodiment 2: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
10 parts by weight of glycerin are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
100 parts by weight diethanol amine hydramine, 3 parts by weight acetylcholines and 1 parts by weight spermidine polyamines are dissolved in 1000
Parts by weight are uniformly mixed in the solvent that step A is obtained, are heated to temperature 60 C, are subsequently added into 10 parts by weight arginine, stir
Dissolution, it is cooling, pH to 9 is adjusted using the potassium pyrophosphate aqueous solution that concentration is 1mol/L, obtains the chelating carrier.
Embodiment 3: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
100 parts by weight ethylene glycol are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
100 parts by weight triethanolamine hydramine, 8 parts by weight choline chlorides and 3 parts by weight spermine polyamines are dissolved in 1000 weights
Part is measured in the solvent that step A is obtained, is uniformly mixed, is heated to temperature 60 C, is subsequently added into 35 parts by weight methionine, is stirred molten
Solution, it is cooling, pH to 9 is adjusted using the potassium pyrophosphate aqueous solution that concentration is 5mol/L, obtains the chelating carrier.
Embodiment 4: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
20 parts by weight of glycerin are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
By 100 parts by weight N methyldiethanol amine hydramine, 2 parts by weight choline and acetylcholine mixture (weight ratio 1:1)
Choline and 2 parts by weight putrescine and spermine mixture (weight ratio 2:1) polyamines are dissolved in the solvent that 1000 parts by weight are obtained in step A
In, it is uniformly mixed, is heated to temperature 60 C, be subsequently added into 30 parts by weight ornithines, stirring and dissolving is cooling, is using concentration
The potassium pyrophosphate aqueous solution of 2mol/L adjusts pH to 9, obtains the chelating carrier.
Embodiment 5: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
75 parts by weight ethylene glycol are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
By 100 parts by weight diethanol amine and N methyldiethanol amine mixture (weight ratio 2:1) hydramine, 9 parts by weight acetyl
Choline and choline chloride mixture (weight ratio 1:3) choline and 4 parts by weight spermidines and spermine mixture (weight ratio 1:4) polyamines
1000 parts by weight are dissolved in the solvent that step A is obtained, is uniformly mixed, is heated to temperature 60 C, is subsequently added into 40 parts by weight
Lysine and ar-ginine mixtures (weight ratio 1:1) amino acid, stirring and dissolving is cooling, the pyrophosphoric acid for the use of concentration being 3mol/L
Aqueous solutions of potassium adjusts pH to 9, obtains the chelating carrier.
Embodiment 6: the present invention chelates carrier preparation
The implementation steps of the embodiment are as follows:
A, prepared by solvent
90 parts by weight ethylene glycol are dissolved in 1000 parts by weight water, are uniformly mixed, the solvent is obtained；
B, alkalinity chelating carrier preparation
By 100 parts by weight monoethanolamines and diethanol amine mixture (weight ratio 1:2) hydramine, 10 parts by weight choline and acetyl
Choline base mixture (weight ratio 1:1) choline and 5 parts by weight putrescine, spermidine and spermine mixture (weight ratio 1:1:1) polyamines are molten
Solution in the solvent that step A is obtained, is uniformly mixed in 1000 parts by weight, is heated to temperature 60 C, is subsequently added into 45 parts by weight and relies
Propylhomoserin, arginine and methionine mixture (weight ratio 1:2:1) amino acid, stirring and dissolving is cooling, the use of concentration is 3mol/L's
Potassium pyrophosphate aqueous solution adjusts pH to 9, obtains the chelating carrier.
Embodiment 7: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The chelating carrier that the embodiment is prepared using embodiment 1.
Water-soluble magnesium nitrate is compounded with the chelating carrier that embodiment 1 is prepared according to weight ratio 1:40, is dissolved with water,
Then the middle amount nutrient magnesium akaline liquid fertilizer is obtained.
Embodiment 8: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The chelating carrier that the embodiment is prepared using embodiment 2.
Water-soluble magnesium chloride is compounded with the chelating carrier that embodiment 2 is prepared according to weight ratio 1:60, is dissolved with water,
Then the middle amount nutrient magnesium akaline liquid fertilizer is obtained.
Embodiment 9: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The embodiment makes chelating carrier prepared with embodiment 3.
Water-soluble magnesium sulfate is compounded with the chelating carrier that embodiment 3 is prepared according to weight ratio 1:1, is dissolved with water,
Then the middle amount nutrient magnesium akaline liquid fertilizer is obtained.
Embodiment 10: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The chelating carrier that the embodiment is prepared using embodiment 4.
Water-soluble magnesium nitrate is uniformly mixed with water-soluble magnesium chloride according to weight ratio 1:1, is then prepared into embodiment 4
The chelating carrier arrived is compounded according to weight ratio 1:20, is dissolved with water, and the middle amount nutrient magnesium akaline liquid is then obtained
Fertilizer.
Embodiment 11: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The chelating carrier that the embodiment is prepared using embodiment 5.
Water-soluble magnesium nitrate is uniformly mixed with water-soluble magnesium sulfate according to weight ratio 2:1, is then prepared into embodiment 5
The chelating carrier arrived is compounded according to weight ratio 1:80, is dissolved with water, and the middle amount nutrient magnesium akaline liquid is then obtained
Fertilizer.
Embodiment 12: amount nutrient magnesium akaline liquid fertilizer in chelating carrier preparation is used
The implementation steps of the embodiment are as follows:
The chelating carrier that the embodiment is prepared using embodiment 6.
Water-soluble magnesium nitrate, water-soluble magnesium chloride are uniformly mixed with water-soluble magnesium sulfate according to weight ratio 1:1:1, then
It compounds with the chelating carrier that embodiment 6 is prepared according to weight ratio 1:100, is dissolved with water, then obtain the middle amount battalion
Support element magnesium akaline liquid fertilizer.
Two, test example
Test example 1: amount nutrient magnesium akaline liquid fertilizer is to Growth of Cabbage and magnesium utilization efficiency in the present invention
It influences
Test specimen:
Middle amount nutrient magnesium akaline liquid fertilizer prepared by embodiment 7, is denoted as A；Control sample is that magnesium sulfate is pressed with water
It is compounded according to weight ratio 1:50, obtained product is denoted as CK.
Test method:
The wind desiceted soil that 4kg crosses 2mm sieve is weighed, is fitted into the polypropylene flowerpot of high 225mm, bore 225mm with base manure mixing.
Fertilizer and amount of application: urea (N46.2%) 1.66g, Diammonium phosphate (DAP) (18-46-0) 1.11g, potassium sulfate
(K2O50%) 1.11g.Every basin sows 10 pakchoi seeds, until final singling when seedling three pieces leaf, every basin stays three plants, each processing
It is repeated 6 times.
Tested fertilizer method of application: foliage-spray and with water filling apply.It carries out spraying processing when four leaf of seedling, spray every time
20mL/ basin, it is primary every processing in 7 days, 5 processing are carried out altogether, whole basin harvest after last time foliage-spray 5 days.Fill amount of application
With way to manage with spray it is identical.
Detection method:
Plant harvest surveys fresh weight, and every plant takes two panels fresh leaf to survey the index of quality such as Vc, soluble sugar, and remainder is in 105 DEG C
It is dried after water-removing half an hour, poidometer biomass；It crushes, according to " soil agrochemistry analysis method ", (Chinese agriculture science and technology goes out
Version society, 1999) using the atomic absorption spectrophotometry detection full content of magnesium of plant.
Magnesium utilization efficiency is calculated according to following formula:
Magnesium utilization efficiency=(aerial part content of magnesium × overground part fresh weight)/magnesium amount of application × 100%].
Blade face SPAD value (characterization chlorophyll content in leaf blades) is measured with SPAD instrument within harvest first 1 day.Testing inspection result column
In table 1, table 2 and table 3.
Table 1: influence of the middle amount nutrient magnesium akaline liquid fertilizer to Growth of Cabbage, quality and magnesium utilization efficiency is sprayed
| Processing | Fresh weight (g/pot) | Vc(mg/100g) | Soluble sugar (mg/g) | Magnesium utilization efficiency (%) |
| CK | 132.7 | 43.6 | 2.1 | 16.2 |
| A | 190.3 | 57.7 | 3.2 | 22.4 |
The result listed by table 1 compared with CK, measures nutrient magnesium it is found that under conditions of foliage-spray in the present invention
Pakchoi fresh weight, Vc content, soluble sugar content and the magnesium utilization efficiency of akaline liquid soil fertility quality respectively averagely improve 43%,
32%, 52%, 38%.
Table 2: influence of the middle amount nutrient magnesium akaline liquid fertilizer to Growth of Cabbage, quality and magnesium utilization efficiency is applied in filling
| Processing | Fresh weight (g/pot) | Vc(mg/100g) | Soluble sugar (mg/g) | Magnesium utilization efficiency (%) |
| CK | 112.5 | 87.3 | 7.5 | 4.3 |
| A | 132.7 | 95.4 | 10.1 | 6.2 |
The result listed by table 2 is it is found that under conditions of filling is applied, and compared with CK, amount nutrient magnesium is alkaline in the present invention
Liquid fertilizer processing pakchoi fresh weight, Vc content, soluble sugar content and magnesium utilization efficiency respectively averagely improve 17%, 9%,
25%, 26%.
Table 3: influence of the middle amount nutrient magnesium akaline liquid fertilizer to pakchoi blade SPAD value
| Processing | Foliage-spray | Filling is applied |
| CK | 34 | 26 |
| A | 48 | 36 |
Can be seen that from the result of table 3, no matter foliage-spray, or fill apply, the present invention in measure nutrient magnesium akaline liquid
Fertilizer significantly improves blade SPAD value than control, illustrates to improve chlorophyll content in leaf blades, enhances photosynthesis, in foliage-spray
Under the conditions of averagely improve 41%；38% is averagely improved under the conditions of filling is applied.
It can be seen that biologically active middle amount nutrient magnesium akaline liquid fertilizer prepared by the present invention can be mentioned significantly
High crop overground part weight, magnesium utilization efficiency significantly improve, and have the effect of promoting quality.
Claims (10)
1. measuring the chelating carrier of nutrient magnesium in one kind, it is characterised in that the chelating carrier is by 100 parts by weight hydramine, 2
~10 parts by weight choline, 1~5 parts by weight polyamines, 10~50 parts by weight amino acid and 1000 parts by weight solvent form, wherein described
Solvent be made of 10~100 parts by weight ethylene glycol or glycerol with 1000 parts by weight water.
2. chelating carrier according to claim 1, it is characterised in that the hydramine is one or more to be selected from an ethyl alcohol
Amine, diethanol amine, triethanolamine or N methyldiethanol amine hydramine.
3. chelating carrier according to claim 1, it is characterised in that the choline is one or more selected from choline, second
The choline of phatidylcholine or choline chloride.
4. chelating carrier according to claim 1, it is characterised in that the polyamines is one or more selected from putrescine, Asia
The polyamines of spermine or spermine.
5. chelating carrier according to claim 1, it is characterised in that the amino acid is one or more selected from bad ammonia
Acid, arginine, methionine or ornithine amino acid.
6. the chelating carrier according to claim, it is characterised in that the weight ratio of ethylene glycol or glycerol and water is 20~75:
1000；Hydramine, choline, polyamines and amino acid weight ratio be 100:3~8:2~4:20~40.
7. chelating carrier described in any one of -6 claims measures nutrient magnesium alkalies in preparation according to claim 1
Purposes in body fertilizer.
8. purposes according to claim 7, it is characterised in that the preparation step of middle amount nutrient magnesium akaline liquid fertilizer
It is as follows:
A, prepared by solvent
10~100 parts by weight ethylene glycol or glycerol are dissolved in 1000 parts by weight water, are uniformly mixed, are obtained described molten
Agent；
B, alkalinity chelating carrier preparation
100 parts by weight hydramine, 2~10 parts by weight choline are dissolved in 1000 parts by weight with 1~5 parts by weight polyamines and obtained in step A
To solvent in, be uniformly mixed, be heated to 60~80 DEG C of temperature, be subsequently added into 10~50 parts by weight amino acid, stirring and dissolving is cold
But, it reuses potassium pyrophosphate aqueous solution and its pH value is adjusted to 8.0 or more, obtain a kind of alkalinity chelating carrier；
C, nutrient magnesium akaline liquid fertilizer is measured in preparation
It compounds, dissolves according to weight ratio 1:1~100 with the chelating carrier that step B is obtained by nutrient magnesium salts is measured in water solubility,
Then the Meso- and micro-nutrients magnesium akaline liquid fertilizer is obtained.
9. purposes according to claim 8, it is characterised in that the concentration of the potassium pyrophosphate aqueous solution is 1~5mol/
L。
10. purposes according to claim 8, it is characterised in that the water-soluble magnesium salt is magnesium nitrate, magnesium sulfate or chlorine
Change magnesium.
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| CN201811328663.0A CN109369250A (en) | 2018-11-09 | 2018-11-09 | Nutrient magnesium chelating carrier and application thereof is measured in one kind |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811328663.0A CN109369250A (en) | 2018-11-09 | 2018-11-09 | Nutrient magnesium chelating carrier and application thereof is measured in one kind |
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